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Chris Gammell

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The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#700 – Beware of the Overachievers Dave is starting a new project for a lab timer called the uTimer Timelapse Geerling videos about clocks Mitxela clock Transflective displays Dave is looking at LCDs like this one Dropping Rs vs Ls Font chip .5mm pin pitch on the connectors Chris is making a new breakout board that is effectively a sensors shield for a Bluetooth chip. It’s the first time he’s using the service and it was a pleasant completely hands-off experience. Mike Harrison USB C barrel jack JLC DFM plugin for KiCad Python script to pull EasyEDA parts into KiCad Chris is desi...2025-08-071h 15The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#700 – Beware of the Overachievers Dave is starting a new project for a lab timer called the uTimer Timelapse Geerling videos about clocks Mitxela clock Transflective displays Dave is looking at LCDs like this one Dropping Rs vs Ls Font chip .5mm pin pitch on the connectors Chris is making a new breakout board that is effectively a sensors shield for a Bluetooth chip. It’s the first time he’s using the service and it was a pleasant completely hands-off experience. Mike Harrison USB C barrel jack JLC DFM plugin for KiCad Python script to pull EasyEDA parts into KiCad Chris is desi...2025-08-071h 15The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#698 – Hardware Security with Matt Brown Welcome Matt Brown of Brown Fine Security! Matt has been reverse engineering a “smart” smoker controller that talks back to AWS IOT Jeff Geerling talking about his dishwasher Storing private keys on the device?? Threat models Key rotation What is the best case scenario for an IoT device? Secure boot / trust zone Keys encrypt flash storage Chris has designed in the ATECC608 before Replacing Certificate Authority (CA) cert in grill firmware Matt has a Linux hardware / reverse engineering background Flash is always external Ghidra / idapro / binwalk Security cameras are 99% linux based (battery based cameras might be embe...2025-07-171h 07The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#698 – Hardware Security with Matt Brown Welcome Matt Brown of Brown Fine Security! Matt has been reverse engineering a “smart” smoker controller that talks back to AWS IOT Jeff Geerling talking about his dishwasher Storing private keys on the device?? Threat models Key rotation What is the best case scenario for an IoT device? Secure boot / trust zone Keys encrypt flash storage Chris has designed in the ATECC608 before Replacing Certificate Authority (CA) cert in grill firmware Matt has a Linux hardware / reverse engineering background Flash is always external Ghidra / idapro / binwalk Security cameras are 99% linux based (battery based cameras might be embe...2025-07-171h 07The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#696 – It Works With Option Number 5 Dave found a wrist mounted DMM that looks…inadvisable We’ll discuss the survey results next time! Florin Cocos of VoltLog Great Scott Sam Aldaher on the show last week Gerald Undone did a studio tour with Captain Disillusionment Short videos Dave using a go-pro on a bike Separate gyro file to stabilize D-y hybrid inverter Chart Remote shell Cline Chris is finally getting solar open energy monitor Emporia vue Sense We talked with Joe Bamberg when he worked there Driving back from canberra Ben Krasnow makin’ magnets! Bluetooth videos 2025-06-191h 03The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#696 – It Works With Option Number 5 Dave found a wrist mounted DMM that looks…inadvisable We’ll discuss the survey results next time! Florin Cocos of VoltLog Great Scott Sam Aldaher on the show last week Gerald Undone did a studio tour with Captain Disillusionment Short videos Dave using a go-pro on a bike Separate gyro file to stabilize D-y hybrid inverter Chart Remote shell Cline Chris is finally getting solar open energy monitor Emporia vue Sense We talked with Joe Bamberg when he worked there Driving back from canberra Ben Krasnow makin’ magnets! Bluetooth videos 2025-06-191h 03The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#695 – Making The Invisible, Visible with Sam Aldhaher Welcome Sam Aldhaher, power engineer and 3D graphic artist! Sam has always been interested in art…and power engineering He primarily works in Blender and has been for 5-6 years Inputs and outputs Starting from Altium / KiCad for eCAD Blender doesn’t accept step files, it works with meshes like STL KiCad -> Blender is a good flow, as there are add-ons to import KiCad Making a good visulalization is all about lighting, materials Building library of models Modeling magnetic fields Research in wireless power openEMS vtk format The marjority of tooling is glued together with pytho...2025-06-041h 15The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#695 – Making The Invisible, Visible with Sam Aldhaher Welcome Sam Aldhaher, power engineer and 3D graphic artist! Sam has always been interested in art…and power engineering He primarily works in Blender and has been for 5-6 years Inputs and outputs Starting from Altium / KiCad for eCAD Blender doesn’t accept step files, it works with meshes like STL KiCad -> Blender is a good flow, as there are add-ons to import KiCad Making a good visulalization is all about lighting, materials Building library of models Modeling magnetic fields Research in wireless power openEMS vtk format The marjority of tooling is glued together with pytho...2025-06-041h 15The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#694 – Voltage, Vibes, and VOCs We are doing a 2025 listener survey! Answer the survey and put in your email to win one of three Jumperless OG units donated by Kevin Cappuccio (past guest of the show). Last day to input is June 1st. This episode was recorded Monday the 12th, which has implications on discussions. Dave recently returned from Melbourne for Dave’s recent visit to Electronex. Dave saw past guest Scott Williams there (he has been interviewed by both Dave and Chris). Scott’s company Xentronics is also a Golioth partner They discussed service providers in the electronics indus...2025-05-221h 11The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#694 – Voltage, Vibes, and VOCs We are doing a 2025 listener survey! Answer the survey and put in your email to win one of three Jumperless OG units donated by Kevin Cappuccio (past guest of the show). Last day to input is June 1st. This episode was recorded Monday the 12th, which has implications on discussions. Dave recently returned from Melbourne for Dave’s recent visit to Electronex. Dave saw past guest Scott Williams there (he has been interviewed by both Dave and Chris). Scott’s company Xentronics is also a Golioth partner They discussed service providers in the electronics indus...2025-05-221h 11The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#693 – Small Scale Electronics Manufacturing with Colin O’Flynn Welcome back Dr Colin O’Flynn of Dalhousie University and New AE tech! Colin has been on the show twice before Episode 239 in 2015 Episode 552 in 2021 Colin continues to publish/do research around side channel attacks Now he’s targeting different ports / Jitter measurements JTAGulator RF Mixer Side channel with power Can you fix it on a chip? Targeting an SD Card port because there’s a clock Other clocked things like displays / RF State of hardware security RPi episode (RP2350) OpenTitan  Root of Trust Episode with Laura Abbott from Oxide Open vs closed about security Guidelines for wha...2025-05-131h 18The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#693 – Small Scale Electronics Manufacturing with Colin O’Flynn Welcome back Dr Colin O’Flynn of Dalhousie University and New AE tech! Colin has been on the show twice before Episode 239 in 2015 Episode 552 in 2021 Colin continues to publish/do research around side channel attacks Now he’s targeting different ports / Jitter measurements JTAGulator RF Mixer Side channel with power Can you fix it on a chip? Targeting an SD Card port because there’s a clock Other clocked things like displays / RF State of hardware security RPi episode (RP2350) OpenTitan  Root of Trust Episode with Laura Abbott from Oxide Open vs closed about security Guidelines for wha...2025-05-131h 18The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#692 – Like a steam engine in your house We are doing a 2025 listener survey! Answer the survey and put in your email to win one of three Jumperless OG units donated by Kevin Cappuccio (past guest of the show) Note: this was corrected from the original, these are not v5 units, they are the original Jumperless units. Apologies for the confusion ~CG Chris signed on to get solar installed He’ll be taking advantage of Duke Energy’s PowerPair, a program to get a bulk amount for the battery and ongoing payments to act as a virtual power plant. Telsa Powerwall 3 Teardown Australian politicians are p...2025-04-151h 13The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#692 – Like a steam engine in your house We are doing a 2025 listener survey! Answer the survey and put in your email to win one of three Jumperless OG units donated by Kevin Cappuccio (past guest of the show) Note: this was corrected from the original, these are not v5 units, they are the original Jumperless units. Apologies for the confusion ~CG Chris signed on to get solar installed He’ll be taking advantage of Duke Energy’s PowerPair, a program to get a bulk amount for the battery and ongoing payments to act as a virtual power plant. Telsa Powerwall 3 Teardown Australian politicians are p...2025-04-151h 13The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#691 – System Designer Lets You Try Every Part with Michael Gielda Welcome back (for a third time!) Michael Gielda of Antmicro Michael and Chris usually see each other around the Zephyr booth at Embedded World, but not this year Antmicro continues to work on Zephyr, which targets hardware using Devicetree Renode Mult-node testing code aethero Data center in space Cosmic shielding corporation Tying the simulation to reality How do you know an actuation has happened RESD – Renode sensor data format Drone data example Finding and testing the variety of use cases Borderline criteria Fuzzing Kenning AutoML Anomaly detection on an MCU with Kenning Co-op example Adding System des...2025-03-241h 11The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#691 – System Designer Lets You Try Every Part with Michael Gielda Welcome back (for a third time!) Michael Gielda of Antmicro Michael and Chris usually see each other around the Zephyr booth at Embedded World, but not this year Antmicro continues to work on Zephyr, which targets hardware using Devicetree Renode Mult-node testing code aethero Data center in space Cosmic shielding corporation Tying the simulation to reality How do you know an actuation has happened RESD – Renode sensor data format Drone data example Finding and testing the variety of use cases Borderline criteria Fuzzing Kenning AutoML Anomaly detection on an MCU with Kenning Co-op example Adding System des...2025-03-241h 11The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#690 – Clap on, clap off, lights flicker Meetup.com doubled their prices so the 3H Triangle group moved to Luma (same is true for SF, Seattle) Note taking apps after Evernote was gutted: Joplin, Obsidian Battery leakage in a DMM Causes of leak The PCB of a Tonie box with an SD card glued in place. Board has an ESP32-S3. (Product page) Design decisions – Latched / unlatched EEVblog video Pulse stretcher 3rd mode ‘break on open’ Chris is working on a design inspired by the Apple AirTag Golioth just launched Bluetooth support (recorded prior to this announcement) It has an nRF52840 and NFC onboard, with a bunch...2025-03-121h 02The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#690 – Clap on, clap off, lights flicker Meetup.com doubled their prices so the 3H Triangle group moved to Luma (same is true for SF, Seattle) Note taking apps after Evernote was gutted: Joplin, Obsidian Battery leakage in a DMM Causes of leak The PCB of a Tonie box with an SD card glued in place. Board has an ESP32-S3. (Product page) Design decisions – Latched / unlatched EEVblog video Pulse stretcher 3rd mode ‘break on open’ Chris is working on a design inspired by the Apple AirTag Golioth just launched Bluetooth support (recorded prior to this announcement) It has an nRF52840 and NFC onboard, with a bunch...2025-03-121h 02The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#689 – A Jumperless Breadboard with Kevin Cappuccio Welcome Kevin Cappuccio, creator of the Jumperless Breadboard (v5 and before) Check out the Jumperless v5 on Crowd Supply OG Jumperless Video This update shows a bunch of images with the breadboard off 3M whitelabels their breadboards (because of the adhesive?) Breadboard spring clips Spring clips (in 3D) Elecrow 369 CH446Q, a clone of Zarlink MT88161 FPAA Resistance of the traces BSky Schematic CLOSS network Power Op Amps +/- 9V supply Or just all the parts laid out in one pic Layers/routing 2025-02-261h 14The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#689 – A Jumperless Breadboard with Kevin Cappuccio Welcome Kevin Cappuccio, creator of the Jumperless Breadboard (v5 and before) Check out the Jumperless v5 on Crowd Supply OG Jumperless Video This update shows a bunch of images with the breadboard off 3M whitelabels their breadboards (because of the adhesive?) Breadboard spring clips Spring clips (in 3D) Elecrow 369 CH446Q, a clone of Zarlink MT88161 FPAA Resistance of the traces BSky Schematic CLOSS network Power Op Amps +/- 9V supply Or just all the parts laid out in one pic Layers/routing 2025-02-261h 14The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#688 – The Tandy Train Tracking test equipment on one long homepage…the emporer of test equipment If you track it, it’s not hoarding…it’s curation Very specific piece of junk wood Garage Solar Amber allows you to sell power back in Australia at some wild rates Dave is trying out case design in OpenSCAD…it looks…ok Pebble is returning to the world after Google open sourced the OS (kudos) Andrew Witte, former CTO of Pebble, was a guest on the show Tandy200 Annie Lennox on the train with her Tandy (see cover image) Capacitive forming / reforming Electric Dreams Multimeter repair Tandy2025-02-121h 10The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#688 – The Tandy Train Tracking test equipment on one long homepage…the emporer of test equipment If you track it, it’s not hoarding…it’s curation Very specific piece of junk wood Garage Solar Amber allows you to sell power back in Australia at some wild rates Dave is trying out case design in OpenSCAD…it looks…ok Pebble is returning to the world after Google open sourced the OS (kudos) Andrew Witte, former CTO of Pebble, was a guest on the show Tandy200 Annie Lennox on the train with her Tandy (see cover image) Capacitive forming / reforming Electric Dreams Multimeter repair Tandy2025-02-121h 10The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#687 – The RP2350 with the Raspberry Pi Team Welcome James Adams, Chris Boross, Liam Fraser, and Luke Wren! The last time the RPi team was on the show was about the RP1 (#648) The order of parts being released was RP2040->RP1->RP2350 Check out the datasheet for the RP2350 Learning from silicon Security and power states The part is a “Dual dual core” The Arm side is a Dual M33 The RISC V side is a Hazard 3 processor, designed by Luke based on a previous processor called the Hazard 5 HB5 There is a mux on the core and you select which side you’re go...2025-01-2800 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#687 – The RP2350 with the Raspberry Pi Team Welcome James Adams, Chris Boross, Liam Fraser, and Luke Wren! The last time the RPi team was on the show was about the RP1 (#648) The order of parts being released was RP2040->RP1->RP2350 Check out the datasheet for the RP2350 Learning from silicon Security and power states The part is a “Dual dual core” The Arm side is a Dual M33 The RISC V side is a Hazard 3 processor, designed by Luke based on a previous processor called the Hazard 5 HB5 There is a mux on the core and you select which side you’re go...2025-01-2800 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#686 – A Benchtop Pick and Place with Stephen Hawes Welcome, Stephen Hawes! Chris interviewed Stephen back in 2020 for his second episode of The Contextual Electronics Podcast. It was when Stephen was still working at Formlabs and the Lumen/Opulo were a glimmer in his eye. The Lumen v4 is a Benchtop Pick and Place machine that works with OpenPNP Where are we in relation to reprap? Powered feeders Videos about eeprom KiCad pos file Can reliably place 0402 Lumen v4 product page Motherboard of v4 Running Marlin FW Head has two heads/nozzles Compare the Lumen to other methods (hand placed, paying for assembly) OHM (Open H...2025-01-2100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#686 – A Benchtop Pick and Place with Stephen Hawes Welcome, Stephen Hawes! Chris interviewed Stephen back in 2020 for his second episode of The Contextual Electronics Podcast. It was when Stephen was still working at Formlabs and the Lumen/Opulo were a glimmer in his eye. The Lumen v4 is a Benchtop Pick and Place machine that works with OpenPNP Where are we in relation to reprap? Powered feeders Videos about eeprom KiCad pos file Can reliably place 0402 Lumen v4 product page Motherboard of v4 Running Marlin FW Head has two heads/nozzles Compare the Lumen to other methods (hand placed, paying for assembly) OHM (Open H...2025-01-2100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#685 – Data Provenance in the Home, Server, and Fab Home assistant Homelab subreddit Solar assistant proxmox CarPlay / android auto NUCs Video Interview with Lee (since posted as #684 of TAH) 25K pound amplifier repair and associated EEVblog forum post Louis Rossman also talking about the copyright claim How the Fairlight CMI changed Music Read more here Synths / woodworking are hobbies that will eat all free cash flow (and Chris is considering the latter…) Pat Gelsinger has stepped down / retired / been forced out at Intel Intel will now have co-CEOs. As past guest Luke Wren wrote on Mastodon, “Based on historical trends I predict the number of Intel co-CEOs will...2024-12-2300 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#685 – Data Provenance in the Home, Server, and Fab Home assistant Homelab subreddit Solar assistant proxmox CarPlay / android auto NUCs Video Interview with Lee (since posted as #684 of TAH) 25K pound amplifier repair and associated EEVblog forum post Louis Rossman also talking about the copyright claim How the Fairlight CMI changed Music Read more here Synths / woodworking are hobbies that will eat all free cash flow (and Chris is considering the latter…) Pat Gelsinger has stepped down / retired / been forced out at Intel Intel will now have co-CEOs. As past guest Luke Wren wrote on Mastodon, “Based on historical trends I predict the number of Intel co-CEOs will...2024-12-2300 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#684 – Lee Felsenstein: The Computer Revolution & CountercultureA full 3 hour discussion with the legendary Lee Felsenstein, designer of the Osborne 1, SOL computer, VDM-1, Pennywhistle modem, and the inventor of social media. Covering everything from the Berkeley free speech movement, the counterculture movement, his career, through to Obsorne and how he invented social media with Community Memory. His book: https://www.amazon.com/Me-My-Big-Idea… https://felsensigns.com/ 00:00 – Full 3 hour talk with Lee Felsenstein 08:24 – University of California at Berkeley, and the Free Speech Movement. 29:04 – First Junior Engineer job at Ampex 36:20 – The first hackathons with Richard Greenblatt 37:33 – Hackers, Heros of the computer re...2024-12-1000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#684 – Lee Felsenstein: The Computer Revolution & CountercultureA full 3 hour discussion with the legendary Lee Felsenstein, designer of the Osborne 1, SOL computer, VDM-1, Pennywhistle modem, and the inventor of social media. Covering everything from the Berkeley free speech movement, the counterculture movement, his career, through to Obsorne and how he invented social media with Community Memory. His book: https://www.amazon.com/Me-My-Big-Idea… https://felsensigns.com/ 00:00 – Full 3 hour talk with Lee Felsenstein 08:24 – University of California at Berkeley, and the Free Speech Movement. 29:04 – First Junior Engineer job at Ampex 36:20 – The first hackathons with Richard Greenblatt 37:33 – Hackers, Heros of the computer re...2024-12-1000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#683 – Troubleshooting is the skill AI tools for helping with coding (but NOT layout, amirite) Troubleshooting as a skillset Stick meme Dave got an updated electrical box Home assistant Keith Burzinski episode (ESPhome) Toothbrush show Andreas Spiess discussing Bluetooth proxy Ian Scott Johnson DIY home automation Electrarc240 reviews every element of a linear power supply India power cables Buried cables Spotify is bricking the Car Thing but others are trying to save it “injurnear” Chris recently developed and coded up a cellular connected relay board for a Smart Locker application 2024-11-2000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#683 – Troubleshooting is the skill AI tools for helping with coding (but NOT layout, amirite) Troubleshooting as a skillset Stick meme Dave got an updated electrical box Home assistant Keith Burzinski episode (ESPhome) Toothbrush show Andreas Spiess discussing Bluetooth proxy Ian Scott Johnson DIY home automation Electrarc240 reviews every element of a linear power supply India power cables Buried cables Spotify is bricking the Car Thing but others are trying to save it “injurnear” Chris recently developed and coded up a cellular connected relay board for a Smart Locker application 2024-11-2000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#682 – Your Mind Is The Tool Chris has been troubleshooting a PCB with a dead short on inner layers (put in by board house by mistake) Don’t Touch My Gerbers shirt “Is there an AI tool that will fix this for me?” … No Chris dumped a bunch of current in the board and looked at it with this thermal camera 6.5 digit DMM to track down shorts Etching problems in the old days 100% etest Adding rails to PCBs for production Reddit discussion thread: why not work on a product? That is, Dave, the wise one. Videos Live stream issues Post from Twitter: Is 2 layers all you...2024-11-0600 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#682 – Your Mind Is The Tool Chris has been troubleshooting a PCB with a dead short on inner layers (put in by board house by mistake) Don’t Touch My Gerbers shirt “Is there an AI tool that will fix this for me?” … No Chris dumped a bunch of current in the board and looked at it with this thermal camera 6.5 digit DMM to track down shorts Etching problems in the old days 100% etest Adding rails to PCBs for production Reddit discussion thread: why not work on a product? That is, Dave, the wise one. Videos Live stream issues Post from Twitter: Is 2 layers all you...2024-11-0600 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#681 – Compact High Speed Design with Lukas Henkel Welcome Lukas Henkel of OV Tech GmbH, a product design firm based in Nuremburg Germany! Miniturization and the limits of miniturization Price is a constraint Using standard PCB tech (off the shelf) Open source SIP Steps Conventional pcbs / components Silicon inductors embedded in boards Bonded Bare dies / stacked Need volume to make it work Requirements to fit into ______ iMX8 ULP – 0.4mm CSP SIP Footprint Module abstraction layer talk Framework laptop Software support / BSP SIP will be different than PiMX8 Crowdsupply campaign launching 2-3 weeks and delivery in Dec/Jan OpenSource laptop CM4 vs PiMX8 SPI Flash with...2024-10-3100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#681 – Compact High Speed Design with Lukas Henkel Welcome Lukas Henkel of OV Tech GmbH, a product design firm based in Nuremburg Germany! Miniturization and the limits of miniturization Price is a constraint Using standard PCB tech (off the shelf) Open source SIP Steps Conventional pcbs / components Silicon inductors embedded in boards Bonded Bare dies / stacked Need volume to make it work Requirements to fit into ______ iMX8 ULP – 0.4mm CSP SIP Footprint Module abstraction layer talk Framework laptop Software support / BSP SIP will be different than PiMX8 Crowdsupply campaign launching 2-3 weeks and delivery in Dec/Jan OpenSource laptop CM4 vs PiMX8 SPI Flash with...2024-10-3100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#680 – Catching Rockets with Musk Sticks Starship 5 landed on chopsticks! (you know, in case you have been offline for 2 weeks) Dave’s EV had a stuck cable Portable charger is surprisingly good CCS Charging standard Fast charge 36/50 kW MKBHD Chevy Silverado review JLC is now offering silkscreen QR codes to have individually marked boards That’s the board that Chris has been designing on a livestream each week 1 wire UID (pioneered by Dallas, then Maxim, now Analog…le sigh) Dave is selling a new Bryman multimeter, the BM2257 (teardown photos) Chris just returned from Embedded World North America, doing a demo at the Jo...2024-10-2100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#680 – Catching Rockets with Musk Sticks Starship 5 landed on chopsticks! (you know, in case you have been offline for 2 weeks) Dave’s EV had a stuck cable Portable charger is surprisingly good CCS Charging standard Fast charge 36/50 kW MKBHD Chevy Silverado review JLC is now offering silkscreen QR codes to have individually marked boards That’s the board that Chris has been designing on a livestream each week 1 wire UID (pioneered by Dallas, then Maxim, now Analog…le sigh) Dave is selling a new Bryman multimeter, the BM2257 (teardown photos) Chris just returned from Embedded World North America, doing a demo at the Jo...2024-10-2100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#679 – Satellite Design Engineering with Dan EsparonDan Esparon from Inovor Technologies in South Australia joins Dave to discuss all about the engineering of designing and launching satellites! Dan works for Inovor Technologies, an Australian company that designs and builds satellites entirely in-house! Recently they designed and launched the aussie Kanyini satellite on a SpaceX Falcon 9 rocket https://www.inovor.com.au/missions/ They design and build their own Flight computers, ADCS systems, UHF radios, Battery modules and Solar Arrays in Australia. 2024-10-1100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#679 – Satellite Design Engineering with Dan EsparonDan Esparon from Inovor Technologies in South Australia joins Dave to discuss all about the engineering of designing and launching satellites! Dan works for Inovor Technologies, an Australian company that designs and builds satellites entirely in-house! Recently they designed and launched the aussie Kanyini satellite on a SpaceX Falcon 9 rocket https://www.inovor.com.au/missions/ They design and build their own Flight computers, ADCS systems, UHF radios, Battery modules and Solar Arrays in Australia. 2024-10-1100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#678 – All About Antennas with Katerina Galitskaya Welcome Katerina Galitskaya! Chris started following Katerina’s antenna posts on LinkedIn Monopole vs dipole Lower frequences are harder bc longer wavelength PCB size half of frequency Place antenta on the shorter side How to ruin your PCB When to go to a antenna engineer? Where will the device be? Antenna environment Start from vacuum, start adding elements Dummies in the lab. The one in the episode photo is a dummy head filled with liquid (?!) SAR – Specific Absorption rate Simulation vs lab work (dimensions) Anechoic chamber When to go with custom antenna? Buying off the shelf ante...2024-10-0100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#678 – All About Antennas with Katerina Galitskaya Welcome Katerina Galitskaya! Chris started following Katerina’s antenna posts on LinkedIn Monopole vs dipole Lower frequences are harder bc longer wavelength PCB size half of frequency Place antenta on the shorter side How to ruin your PCB When to go to a antenna engineer? Where will the device be? Antenna environment Start from vacuum, start adding elements Dummies in the lab. The one in the episode photo is a dummy head filled with liquid (?!) SAR – Specific Absorption rate Simulation vs lab work (dimensions) Anechoic chamber When to go with custom antenna? Buying off the shelf ante...2024-10-0100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#677 – Watt Is The Deal Spam calls Keysight released the HD3, a 14 bit ADC oscilloscope (teardown video) Chris will be at Embedded World North America, please let him know if you’ll be there! Chris will be at the Joulescope stand along with former guest Matt Liberty This is one of the only tradeshows for general electronics in the US, Embedded Systems Conference went away many years ago. Chris, Dave, and Jeff (yesssah!) recorded at ESC in episode 41! Bootstrapping new conferences Cellular power modes Dave old GSM video PSM / eDRX ALT1350 Dave got a smart meter on his home setup EDMI  EEVblog forum pos...2024-09-2300 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#677 – Watt Is The Deal Spam calls Keysight released the HD3, a 14 bit ADC oscilloscope (teardown video) Chris will be at Embedded World North America, please let him know if you’ll be there! Chris will be at the Joulescope stand along with former guest Matt Liberty This is one of the only tradeshows for general electronics in the US, Embedded Systems Conference went away many years ago. Chris, Dave, and Jeff (yesssah!) recorded at ESC in episode 41! Bootstrapping new conferences Cellular power modes Dave old GSM video PSM / eDRX ALT1350 Dave got a smart meter on his home setup EDMI  EEVblog forum pos...2024-09-2300 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#676 – Moving House (And Lab) Chris has been moving house, which partially explains the terrible audio problems the past few episodes… For a lab, Chris believes in Lots of wire shelving (with epoxy coating) Everything on wheels (including shelving and workbenches) As much storage as you can get Chris has been doing livestreams of hardware design for Golioth. The module he is designing is called the Drachm (“dram”) The hardware Chris has been working on for the past 2 years is now open source Flox video with machine learning on a camera also featured Chris Altium finalized their acquisition by Renesas. The price already went u...2024-09-0300 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#676 – Moving House (And Lab) Chris has been moving house, which partially explains the terrible audio problems the past few episodes… For a lab, Chris believes in Lots of wire shelving (with epoxy coating) Everything on wheels (including shelving and workbenches) As much storage as you can get Chris has been doing livestreams of hardware design for Golioth. The module he is designing is called the Drachm (“dram”) The hardware Chris has been working on for the past 2 years is now open source Flox video with machine learning on a camera also featured Chris Altium finalized their acquisition by Renesas. The price already went u...2024-09-0300 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#675 – Changing Course with Shawn Hymel Welcome Shawn Hymel! Shawn will be transitioning out Developer Relations at Edge Impulse. He will now be building courses full time. (this was recorded before Shawn announced his departure) He want’s to be like a Professor, which partially explains his signature bowtie Should people go into content? What about Developer Relations more specifically? New courses will include FreeCAD and 3D printing and will be published by Digikey Part design in FreeCAD 0.22 in Mango Jelly Learning modeling vs learning an actual program Scoffolding Making a Zephyr course Zephyr / Golioth training Ecosystem vs RTOS Workshop at Harvard Try...2024-08-0900 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#675 – Changing Course with Shawn Hymel Welcome Shawn Hymel! Shawn will be transitioning out Developer Relations at Edge Impulse. He will now be building courses full time. (this was recorded before Shawn announced his departure) He want’s to be like a Professor, which partially explains his signature bowtie Should people go into content? What about Developer Relations more specifically? New courses will include FreeCAD and 3D printing and will be published by Digikey Part design in FreeCAD 0.22 in Mango Jelly Learning modeling vs learning an actual program Scoffolding Making a Zephyr course Zephyr / Golioth training Ecosystem vs RTOS Workshop at Harvard Try...2024-08-0900 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#674 – Turtles as a Service Murphy More efficient with cooled panels Battery storage solution Server rack batteries Chris has been doing hardware Livestreams Geofence n8n, Similar to Zapier, IFTTT Home assistant EE Grad wants some insight on new tech https://4dsystems.com.au/ Scott Williams of Xentronix recorded with Dave and then Chris Saw at Electronex My Cousin Vinny Embedded World North America is happening in Austin in October. There is a vendor map now. Voltnuts Open source book Tiny Tapeout Tantalum Caps from AliExpress What’s next for ASML Ben Krasnow printing PCB traces again 2024-07-2500 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#674 – Turtles as a Service Murphy More efficient with cooled panels Battery storage solution Server rack batteries Chris has been doing hardware Livestreams Geofence n8n, Similar to Zapier, IFTTT Home assistant EE Grad wants some insight on new tech https://4dsystems.com.au/ Scott Williams of Xentronix recorded with Dave and then Chris Saw at Electronex My Cousin Vinny Embedded World North America is happening in Austin in October. There is a vendor map now. Voltnuts Open source book Tiny Tapeout Tantalum Caps from AliExpress What’s next for ASML Ben Krasnow printing PCB traces again 2024-07-2500 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#673 – Lifelong Learning with Bitluni Welcome, Matthias Balwierz / Bitluni / Luni! Midi pedals Old projects LED walls Dunning kruger Sonar scanner  Aliens Romulus Lifelong learning Beamforming Previously had worked on something similar in the medical field but didn’t realize it was the same tech ESP32 Gowin FPGA Video generation / crt control R2R  cnlohr videos for making PCBs ESP32 VGA PCB mill  Failing Tiny Tapeout bringing down costs like PCBs Jeri doing “home etching” (making silicon at home) Building the meme project  on TT02 GIF construction set Almost like a ROM on board, on each clock it exposes the next byte on paralel...2024-07-1500 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#673 – Lifelong Learning with Bitluni Welcome, Matthias Balwierz / Bitluni / Luni! Midi pedals Old projects LED walls Dunning kruger Sonar scanner  Aliens Romulus Lifelong learning Beamforming Previously had worked on something similar in the medical field but didn’t realize it was the same tech ESP32 Gowin FPGA Video generation / crt control R2R  cnlohr videos for making PCBs ESP32 VGA PCB mill  Failing Tiny Tapeout bringing down costs like PCBs Jeri doing “home etching” (making silicon at home) Building the meme project  on TT02 GIF construction set Almost like a ROM on board, on each clock it exposes the next byte on paralel...2024-07-1500 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#672 – Silicon Revolution with Matt Venn Welcome back, Matt Venn of the Zero to Asic Course and Tiny Tapeout! (Due to illness and some life stuff happening, my recording setup was crap. Apologies. I also leaned heavily on Matt’s notes, so some of the following links will be out of order. Think of it like an ad hoc scavenger hunt…fun!) Matt was last on the show on episode 616, about 18 months ago Tiny Tapeout has continued, now working on it’s 8th run. the 5th run is shipping soon. Uri Shaked made Wokwi compatible with making chip designs and then c...2024-06-3000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#672 – Silicon Revolution with Matt Venn Welcome back, Matt Venn of the Zero to Asic Course and Tiny Tapeout! (Due to illness and some life stuff happening, my recording setup was crap. Apologies. I also leaned heavily on Matt’s notes, so some of the following links will be out of order. Think of it like an ad hoc scavenger hunt…fun!) Matt was last on the show on episode 616, about 18 months ago Tiny Tapeout has continued, now working on it’s 8th run. the 5th run is shipping soon. Uri Shaked made Wokwi compatible with making chip designs and then c...2024-06-3000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#671 – NDA Sideshow Sideshow Bob (simpsons) HERIC Inverter Review Fraunhofer HERIC inverter Dave’s video about the CH32V003 Charles episode Altium is increasing the price of their product (by 2x??) HITECH compiler from Microchip Newfound Warp13 Webrings, Blog roll, StumbleUpon Dontronics amazing site 2024-06-2000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#671 – NDA Sideshow Sideshow Bob (simpsons) HERIC Inverter Review Fraunhofer HERIC inverter Dave’s video about the CH32V003 Charles episode Altium is increasing the price of their product (by 2x??) HITECH compiler from Microchip Newfound Warp13 Webrings, Blog roll, StumbleUpon Dontronics amazing site 2024-06-2000 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#670 – Engineering Careers with Circuit Break & James Lewis Check out the Circuit Break Podcast for show notes Parker Dillman Stephen Kraig James Lewis 2024-06-1400 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#670 – Engineering Careers with Circuit Break & James Lewis Check out the Circuit Break Podcast for show notes Parker Dillman Stephen Kraig James Lewis 2024-06-1400 minCircuit Break - A MacroFab PodcastCircuit Break - A MacroFab PodcastEP#435: Prioritize to learn to Prioritize - Engineering Career PathsIn this episode of Circuit Break, Parker Dillmann and Stephen Kraig, along with special guests Chris Gammell and James Lewis, discuss various aspects of engineering career paths. They delve into how they chose engineering, their first jobs, reasons for changing jobs, and what being an engineer means at different career stages. They also reflect on what they wish they had known earlier in their careers and share some personal anecdotes about non-engineering jobs they've held. The discussion is rich with insights and advice for both new and experienced engineers.Key Discussion Points:How the hosts and...2024-06-141h 08The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#669 – Freelance PCB Design with Petr Dvorak Welcome Petr Dvorak of Beny Devices A to Z book about KiCad fancygit lazygit gitlol Customer types Brno – 30% of electron microscopes What is changing in electron microscopes? Higher voltage, no noise Electrostatic steering Transitioning to freelancing Regulations for freelancer vs employer Petr is a prolific poster of electronics content on his LinkedIn Show your work – Austin Kleon 3 years to get first client 1 month buffer of posts on LinkedIn Building repetitions Outliers / 10000 hours Lists of projects Constraints helping new engineers trying to learn electronics 8×32 pixel displays Petr in Shenzhen Gallup – top strength is learning Personality types Contact Get a f...2024-06-0700 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#669 – Freelance PCB Design with Petr Dvorak Welcome Petr Dvorak of Beny Devices A to Z book about KiCad fancygit lazygit gitlol Customer types Brno – 30% of electron microscopes What is changing in electron microscopes? Higher voltage, no noise Electrostatic steering Transitioning to freelancing Regulations for freelancer vs employer Petr is a prolific poster of electronics content on his LinkedIn Show your work – Austin Kleon 3 years to get first client 1 month buffer of posts on LinkedIn Building repetitions Outliers / 10000 hours Lists of projects Constraints helping new engineers trying to learn electronics 8×32 pixel displays Petr in Shenzhen Gallup – top strength is learning Personality types Contact Get a f...2024-06-0700 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#668 – 50.0000 Ohms Mistakes in house repair for partners Architectural Lighting Power quality Repairing a $4500 DAC Invisible computers Cal Newport on AI AI shortform USB C Spec Tester “50.0000 ohms” HDMI Layout guide (ADI) Bit Error Rate My voice is my passport Fake Dave Hackers War Games Captain Crunch no longer welcome at DEF CON Wifi (WLAN) Location API Polar Semi gets CHIPS act money 2024-05-3100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#668 – 50.0000 Ohms Mistakes in house repair for partners Architectural Lighting Power quality Repairing a $4500 DAC Invisible computers Cal Newport on AI AI shortform USB C Spec Tester “50.0000 ohms” HDMI Layout guide (ADI) Bit Error Rate My voice is my passport Fake Dave Hackers War Games Captain Crunch no longer welcome at DEF CON Wifi (WLAN) Location API Polar Semi gets CHIPS act money 2024-05-3100 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#667 – Long Distance with CNLohr-a Welcome back, CNLohr! CNLohr was on the last episode talking about the CH32V003 part and the CH32V003fun library Charlieplexed errings Fast iteration Lohr-a…LoRa…get it? LoRa https://www.youtube.com/watch?v=eIdHBDSQHyw Started in January 2024 with discussions with mustardtiger / Frank Charles had done Wifi long range before Also FM from ATTINY85 Ethernet + AM Radio signals without radios USB Harmonics LolRa Upchirps / downchirps 903.825 – 903.975 mhz Michael Ossmann talk LoRa doesn’t do code matching JP Norair talking about LoRaWAN / DASH7 Tool / emulator for the airwaves 3 lines of the repo Tool to create t...2024-05-231h 31The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#667 – Long Distance with CNLohr-a Welcome back, CNLohr! CNLohr was on the last episode talking about the CH32V003 part and the CH32V003fun library Charlieplexed errings Fast iteration Lohr-a…LoRa…get it? LoRa https://www.youtube.com/watch?v=eIdHBDSQHyw Started in January 2024 with discussions with mustardtiger / Frank Charles had done Wifi long range before Also FM from ATTINY85 Ethernet + AM Radio signals without radios USB Harmonics LolRa Upchirps / downchirps 903.825 – 903.975 mhz Michael Ossmann talk LoRa doesn’t do code matching JP Norair talking about LoRaWAN / DASH7 Tool / emulator for the airwaves 3 lines of the repo Tool to create t...2024-05-231h 31The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#666 – Good Energy Citizen Sickness Starliner scrub Boeing and the Dark Age of American Manufacturing Toolkit for flying Search industry A380 EUV in semiconductors EV vs PHEV vs ICE Tesla sending emails to suppliers after laying off the Supercharger team powerledger / POWR Virtual power plant DEYE inverter Buying repacked batteries AC Battery vs DC battery Hybrid inverter Colin Furze TSMC running into problems with work culter after moving to US (Arizona) Marketplace piece about jobs at semi plans in AZ 996 Photos of the new Samsung Fab going up on Google Maps Chris asked on Mastodon about the best time to charge an...2024-05-081h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#666 – Good Energy Citizen Sickness Starliner scrub Boeing and the Dark Age of American Manufacturing Toolkit for flying Search industry A380 EUV in semiconductors EV vs PHEV vs ICE Tesla sending emails to suppliers after laying off the Supercharger team powerledger / POWR Virtual power plant DEYE inverter Buying repacked batteries AC Battery vs DC battery Hybrid inverter Colin Furze TSMC running into problems with work culter after moving to US (Arizona) Marketplace piece about jobs at semi plans in AZ 996 Photos of the new Samsung Fab going up on Google Maps Chris asked on Mastodon about the best time to charge an...2024-05-081h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#665 – Really long needle nose pliers Analog Cochlear Detectors Voyager I is back online  Sustaining engineering Bobiverse books Chandra telescope Embedded World Embedded World US in October Trade shows in US Travel budgets Z80 obsolete notice Rabbit instruction set Dave trying out the Jumperless breadboard (lights up) Uri Robert Nelson Bluetooth Sigrok Zephyr LLEXT ZMK 2024-04-251h 09The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#665 – Really long needle nose pliers Analog Cochlear Detectors Voyager I is back online  Sustaining engineering Bobiverse books Chandra telescope Embedded World Embedded World US in October Trade shows in US Travel budgets Z80 obsolete notice Rabbit instruction set Dave trying out the Jumperless breadboard (lights up) Uri Robert Nelson Bluetooth Sigrok Zephyr LLEXT ZMK 2024-04-251h 09The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#664 – Simulating doors falling off Chris will be at Embedded World 24 next week Bluetooth standard messages like HT, HR Early bluetooth devices (were terrible) WiBree (?) Sequans deal with Renesas fell apart There was a Sequans modem on the PyCom FiPy The low power ISM network Chris couldn’t remember was SigFox Synopsis acquired Ansys (back in January) Here comes the flood of Plugin Hybrids Dave’s sick car – 2010 Nissan dualis – Second channel New Espressif ESP32-P4 is getting ready to release Bitluni makes custom silicon (spoilers!) Past guest Pete Bevelaqua has a new Kickstarter where he’s passing power through a window (up to 30 mm t...2024-04-041h 03The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#664 – Simulating doors falling off Chris will be at Embedded World 24 next week Bluetooth standard messages like HT, HR Early bluetooth devices (were terrible) WiBree (?) Sequans deal with Renesas fell apart There was a Sequans modem on the PyCom FiPy The low power ISM network Chris couldn’t remember was SigFox Synopsis acquired Ansys (back in January) Here comes the flood of Plugin Hybrids Dave’s sick car – 2010 Nissan dualis – Second channel New Espressif ESP32-P4 is getting ready to release Bitluni makes custom silicon (spoilers!) Past guest Pete Bevelaqua has a new Kickstarter where he’s passing power through a window (up to 30 mm t...2024-04-041h 03The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#663 – Motors on PCBs with Carl Bugeja Welcome Carl Bugeja! Carl lives and works in Malta He got started with robotics at his university Carl recently announced he would be launching a new company The company is called Microbots and they will sell components and kits for building similar projects to what Carl shows on his channel BigHero6 reference https://microbots.io/products/flatflap Max PCB temp is 130C Driven by series resistance of coil Tg value of PCBs A circuit that can solder itself How hot can a Flex PCB get? Batch vs raster Do you math? Tryng to get the perfect...2024-03-2656 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#663 – Motors on PCBs with Carl Bugeja Welcome Carl Bugeja! Carl lives and works in Malta He got started with robotics at his university Carl recently announced he would be launching a new company The company is called Microbots and they will sell components and kits for building similar projects to what Carl shows on his channel BigHero6 reference https://microbots.io/products/flatflap Max PCB temp is 130C Driven by series resistance of coil Tg value of PCBs A circuit that can solder itself How hot can a Flex PCB get? Batch vs raster Do you math? Tryng to get the perfect...2024-03-2656 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#662 – The non-Stinky Car Chris got a Chevy Bolt (2023 1LT) The model has since been discontinued 11 kW charging using a level 2 charger Flappy paddle to recapture battery (instead of the brake) Ioniq 5/6 Aptera Marques Brownlee reviews the Prius V2G is avaialble as a software upgrade to the Nissan Leaf 2nd channel abs bypass Microbit v2 Robot video with Huxley Software updates on a door handle Chris is playing around with 20V DeWalt batteries Battery fast charger schematic Bosch adapter Vmount batteries, as explained by Caleb of DSLR Video Shooter Sony batteries Dave’s tutorial on charging Chris might try out OnShape If...2024-03-201h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#662 – The non-Stinky Car Chris got a Chevy Bolt (2023 1LT) The model has since been discontinued 11 kW charging using a level 2 charger Flappy paddle to recapture battery (instead of the brake) Ioniq 5/6 Aptera Marques Brownlee reviews the Prius V2G is avaialble as a software upgrade to the Nissan Leaf 2nd channel abs bypass Microbit v2 Robot video with Huxley Software updates on a door handle Chris is playing around with 20V DeWalt batteries Battery fast charger schematic Bosch adapter Vmount batteries, as explained by Caleb of DSLR Video Shooter Sony batteries Dave’s tutorial on charging Chris might try out OnShape If...2024-03-201h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#661 – Blogging Electronics with Pallav Aggarwal Welcome Pallav Aggarwal of CAPUF Embedded! Chris enjoyed Pallav’s series on learning the ch32v003 – fun vs HAL Ambiq Apollo Decision trees when considering hardware vs firmware Expensive to do software and stuff Order some of the boards Pallav created on Evelta India ecosystem for hw India industry CAPUF team size Pallav shares teardowns on YouTube reducing complexity Reviewing customer designs and removing 40% RP2040 in usb debuggers Efficiency consulting Over indexing on form and fit during rev 1 Troubleshoot: Joulescope / Saleae / Static analyzer Pallav has a page where he tracks AI tools for PCB creation There’s anot...2024-03-111h 03The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#661 – Blogging Electronics with Pallav Aggarwal Welcome Pallav Aggarwal of CAPUF Embedded! Chris enjoyed Pallav’s series on learning the ch32v003 – fun vs HAL Ambiq Apollo Decision trees when considering hardware vs firmware Expensive to do software and stuff Order some of the boards Pallav created on Evelta India ecosystem for hw India industry CAPUF team size Pallav shares teardowns on YouTube reducing complexity Reviewing customer designs and removing 40% RP2040 in usb debuggers Efficiency consulting Over indexing on form and fit during rev 1 Troubleshoot: Joulescope / Saleae / Static analyzer Pallav has a page where he tracks AI tools for PCB creation There’s anot...2024-03-111h 03The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#660 – My Toothbrush Is Broadcasting Promise of smart home Electronic keypad Keyfob Proxmark Oral B bluetooth toothbrush Braun toothbrush teardown Solar road shutdown Smart mains socket tester ch32v003 testing success Samy keylogger Startups in Germany (can any German listeners verify?) Diyode mag is shutting down KiCad 8 was released! James Lewis did a good overview video SPICE in CAD Composite amplifier Zephyr 3.6 release Altera 2024-03-051h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#660 – My Toothbrush Is Broadcasting Promise of smart home Electronic keypad Keyfob Proxmark Oral B bluetooth toothbrush Braun toothbrush teardown Solar road shutdown Smart mains socket tester ch32v003 testing success Samy keylogger Startups in Germany (can any German listeners verify?) Diyode mag is shutting down KiCad 8 was released! James Lewis did a good overview video SPICE in CAD Composite amplifier Zephyr 3.6 release Altera 2024-03-051h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#659 – Altium…Acquired! Renesas buying Altium Altium bought Octopart in 2017 Tasking debugger Cloud focus after reorg History of Protel / Altium – started in 1985 by Nick Martin Turbo Pascal CAD tool for windows in 90s protel99 Altium Buys Morfik in 2010 Nick booted out  After the reorg, the stock steadily grew You can watch the Renesas/Altium announcement on Zoom  There is also a slide deck available Dave linked an article from the financial press in Austrailia Zuken Altera is apparently spinning back out Steve Liebsen on The Amp Hour Intel is getting a $10B chunk of the CHIPS act money Steve Sanghi (Microchip) discu...2024-02-201h 13The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#659 – Altium…Acquired! Renesas buying Altium Altium bought Octopart in 2017 Tasking debugger Cloud focus after reorg History of Protel / Altium – started in 1985 by Nick Martin Turbo Pascal CAD tool for windows in 90s protel99 Altium Buys Morfik in 2010 Nick booted out  After the reorg, the stock steadily grew You can watch the Renesas/Altium announcement on Zoom  There is also a slide deck available Dave linked an article from the financial press in Austrailia Zuken Altera is apparently spinning back out Steve Liebsen on The Amp Hour Intel is getting a $10B chunk of the CHIPS act money Steve Sanghi (Microchip) discu...2024-02-201h 13The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#658 – Uncle Al’s Eating Garbage Again AI tools for recording 32 bit recording Pool robot Home assistant Power points in the ceiling in Dave’s office park CH32V003 board CNLohr episode rv003usb library Mike Harrison doing a video about a CH32V003 standalone programmer nRF24 Low cost modules Chris bought on Amazon Samy Kamkar on the show Samy talk about balloons Drone shows Time difference of distances Dave’s video about HP atomic clocks XKCD Radiation Dose Chart DTCXO In the Bond movies they’re not nerds LCD and fonts AI pin Vision Pro iFixit teardown Chris will be at Embedded World again this y...2024-02-131h 07The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#658 – Uncle Al’s Eating Garbage Again AI tools for recording 32 bit recording Pool robot Home assistant Power points in the ceiling in Dave’s office park CH32V003 board CNLohr episode rv003usb library Mike Harrison doing a video about a CH32V003 standalone programmer nRF24 Low cost modules Chris bought on Amazon Samy Kamkar on the show Samy talk about balloons Drone shows Time difference of distances Dave’s video about HP atomic clocks XKCD Radiation Dose Chart DTCXO In the Bond movies they’re not nerds LCD and fonts AI pin Vision Pro iFixit teardown Chris will be at Embedded World again this y...2024-02-131h 07Circuit Break - A MacroFab PodcastCircuit Break - A MacroFab PodcastEP#416: No David here, Chris Gammell with Golioth.ioDiscuss this episode.We welcome Chris Gammell, Developer Relations Lead at Golioth, to explore the exciting world of IoT (Internet of Things) and hardware. Chris brings his extensive engineering background to Golioth, a software company with a unique approach to IoT solutions. Join us as we delve into Golioth's distinct strengths in security, developer experience, scalability, reliability, and interoperability. Discover the future of IoT device provisioning and explore Chris's intriguing projects. If you're curious about IoT, Golioth, or the challenges and solutions in this space, don't miss this insightful episode with Chris Gammell.  Some of the topics w...2024-02-0655 minThe Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#657 – Automating the Home with Keith Burzinski Welcome Keith Burzinski of Nabu Casa and the ESPhome project! Nabu Casa is a commercial venture that supports the open source Home Assistant (HA) project Hardware Home assistant allows your smart home to not require an outside connection, which is crucial to breaking free of large cloud providers. Chris just got a Zigbee dongle and switched outlet working in under a minute on HA Automation and triggers Users share their automation routines on the HA subreddit mmwave detecting heartbeat What is esphome? Abstraction / using YAML for business logic Deciding when to go custom Keith got started...2024-02-051h 23The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#657 – Automating the Home with Keith Burzinski Welcome Keith Burzinski of Nabu Casa and the ESPhome project! Nabu Casa is a commercial venture that supports the open source Home Assistant (HA) project Hardware Home assistant allows your smart home to not require an outside connection, which is crucial to breaking free of large cloud providers. Chris just got a Zigbee dongle and switched outlet working in under a minute on HA Automation and triggers Users share their automation routines on the HA subreddit mmwave detecting heartbeat What is esphome? Abstraction / using YAML for business logic Deciding when to go custom Keith got started...2024-02-051h 23The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#656 – Pneumatic Tubes, Straight To The Home Dave just drove 4500 km / ~ 2800 miles Dumpster room tier on Patreon? Hyperloop failure Florida train video (Wendover) Pipedream Series of tubes Guam capsize Hugo site builder, based on Go Dreamweaver Chris recommends buying a foldable lightbox (Light this) Chris’s blog post when he was going to meet Dave for the first time Dehumidifiers are raising money based on ridiculous hype Spec Sheet for Genesis Systems Chris just got a chest freezer, was surprised at the low energy needs Power charges Texas grid article on NYT after recent deep freeze Energy mix in NC Beta voltaic Used for aerospace Ba...2024-01-221h 14The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#656 – Pneumatic Tubes, Straight To The Home Dave just drove 4500 km / ~ 2800 miles Dumpster room tier on Patreon? Hyperloop failure Florida train video (Wendover) Pipedream Series of tubes Guam capsize Hugo site builder, based on Go Dreamweaver Chris recommends buying a foldable lightbox (Light this) Chris’s blog post when he was going to meet Dave for the first time Dehumidifiers are raising money based on ridiculous hype Spec Sheet for Genesis Systems Chris just got a chest freezer, was surprised at the low energy needs Power charges Texas grid article on NYT after recent deep freeze Energy mix in NC Beta voltaic Used for aerospace Ba...2024-01-221h 14The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#655 – The Twelfth Day of Keyzermas Welcome back Jeff Keyzer of Mightyohm Orthodox Keyzermas Twelfth Day of Keyzermas Jeff has been taking care of his ailing cat for the past years and learned a lot about administering medicine RF 8753 / Copper mountain Shariar sometimes features Copper Mountain VNAs on the Signal Path Step attenuator NanoVNA Pallav Aggarwal articles Murata modules Chip down cellular Seattle visit The big dark Input shaping Printing with .25mm Tek TM500 Scope on a monitor arm Test equipment intervention Jay Leno turbine car episode Selling on eBay, including stuff made during the process of making parts for Jeff’s eq...2024-01-091h 20The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#655 – The Twelfth Day of Keyzermas Welcome back Jeff Keyzer of Mightyohm Orthodox Keyzermas Twelfth Day of Keyzermas Jeff has been taking care of his ailing cat for the past years and learned a lot about administering medicine RF 8753 / Copper mountain Shariar sometimes features Copper Mountain VNAs on the Signal Path Step attenuator NanoVNA Pallav Aggarwal articles Murata modules Chip down cellular Seattle visit The big dark Input shaping Printing with .25mm Tek TM500 Scope on a monitor arm Test equipment intervention Jay Leno turbine car episode Selling on eBay, including stuff made during the process of making parts for Jeff’s eq...2024-01-091h 20The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#654 – Pseudo Code…Pseudo Good CES is coming up and there’s good attendance as one of the last remaining large electronic shows in the US Tradeshow are all bunched up in April for Chris in 2024, specifically Embedded World and Embedded Open Source Summit Dave gives a synopsis of the latest Smarter Every Day video (about NASA) Smarter Every Day video about NASA talk Lunar lander training abort Apollo guide SP287 Speeding up podcast…how fast can/do you go? Last minute designs at the end of the year ESP32 / NRF9160 board limitations Cheap as chips – podcast about fish and chips Siglent oscope SDS700...2023-12-191h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#654 – Pseudo Code…Pseudo Good CES is coming up and there’s good attendance as one of the last remaining large electronic shows in the US Tradeshow are all bunched up in April for Chris in 2024, specifically Embedded World and Embedded Open Source Summit Dave gives a synopsis of the latest Smarter Every Day video (about NASA) Smarter Every Day video about NASA talk Lunar lander training abort Apollo guide SP287 Speeding up podcast…how fast can/do you go? Last minute designs at the end of the year ESP32 / NRF9160 board limitations Cheap as chips – podcast about fish and chips Siglent oscope SDS700...2023-12-191h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#653 – Benjamin Cabé Nose Zephyr Welcome Benjamin Cabé of The Zephyr Project! Benjamin is the developer advocate at The Zephyr Project, which is both a Real Time Operating System and an ecosystem (or almost like a “distro”, rather than an OS) Benjamin does videos on the Zephyr YouTube and maintains an awesome blog / newsletter The ecosystem is deep: Chris recently learned there is a state machine framework Multiple people involved in dev like an OS The Platinmum Members includes chip companies like NXP, Nordic, ADI There are 600+ boards supported in the ecosystem (and more if you do custom) Devicetree is a tough...2023-12-111h 06The Amp Hour Electronics PodcastThe Amp Hour Electronics Podcast#653 – Benjamin Cabé Nose Zephyr Welcome Benjamin Cabé of The Zephyr Project! Benjamin is the developer advocate at The Zephyr Project, which is both a Real Time Operating System and an ecosystem (or almost like a “distro”, rather than an OS) Benjamin does videos on the Zephyr YouTube and maintains an awesome blog / newsletter The ecosystem is deep: Chris recently learned there is a state machine framework Multiple people involved in dev like an OS The Platinmum Members includes chip companies like NXP, Nordic, ADI There are 600+ boards supported in the ecosystem (and more if you do custom) Devicetree is a tough...2023-12-111h 06