Chris Gammell and Dave Jones' voices span the chasm of thousands of miles each and every week to speak to each other and industry experts about where the field of electronics is moving. Whether it be a late breaking story about a large semiconductor manufacturer, a new piece of must-have test equipment or just talking through recent issues with their circuit designs, Chris and Dave try to make electronics more accessible for the listeners. Most importantly, they try and make the field of electronics more fun. Guests range from advanced hobbyists working on exciting new projects up through C-level executives at a variety of relevant and innovative companies. Tune in to learn more about electronics and then join the conversation! Visit The Amp Hour website for our back catalog of 150+ episodes.
The Amp Hour (Chris Gammell and David L Jones)
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What's the difference between a trade show and a conference? Chris returns from Embedded World (with COVID) and discusses with Dave, who is NOT going to start DaveCon. Also other news in the electronics space.
In this episode Dave and Chris discuss solar installs, wacky tariffs, peak power pricing, tiny electronics, oscilloscope triggering, and more.
Michael Gielda returns to the show (for a third time) to talk about the work Antmicro is doing to extend hardware, firmware, and silicon design. Their new tool System Designer allows even more high level testing of full systems, in addition to their popular Renode tool.
Dave and Chris discuss bluetooth boards, what happens when batteries leak, new cellular capabilities in iPhones, AC flicker, old oscilloscopes, and more!
Kevin Cappucio joins Chris to talk about the Jumperless Breadboard, an advanced platform for prototyping and interacting with circuits that you place onto the breadboard.
Dave and Chris discuss the Tandy 200, test equipment cashflow, the return of the Pebble watch, GPT trying its hand at CAD, solar output...and more
The RP2350 from Raspberry Pi is a dual dual-core (Cortex-M33 and Hazard 3 RISC V) microcontroller with extensive peripherals. Some of the Raspberry Pi team (James Adams, Chris Boross, Liam Fraser, Luke Wren) join Chris to discuss how the chip evolved from the RP2040, including interesting security and lower power enhancements.
Stephen Hawes started Opulo, a company that builds the Lumen Benchtop Pick and Place. Opulo designs open source hardware and sane software for building your own PCBs in your lab.
This week Chris and Dave discuss the changes at Intel, being in control data in your home lab, bogus copyright claims for repair videos, and more!
A 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.
Chris and Dave discuss updated house wiring, making smart relays capable of switching power, how to design a linear supply, and using AI tools to help troubleshoot code (but NOT layout)
Chris and Dave discuss troubleshooting a dead short in a PCB, the slow march of time, retirements, whether 2 layers is sufficient on PCBs, and much more!
Lukas Henkel, CEO of OV Tech, joins Chris to talk about high speed design while utilizing incredibly small form factors. They discuss open source SIPs, a CM4 replacement board, FEM modeling, and more!
Chris and Dave discuss identifying boards, amazing rocket catches, recent travel to trade shows, the impacts of the floods on the supply chain, EV charging, and more!
Dan 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 3 cube sats on a SpaceX Falcon 9 rocket: Kanyini, Waratah Seed, and CUAVA-2 https://www.inovor.com.au/missions/ They design and build their own Flight computers, ADCS systems, UHF radios, Battery modules and Solar Arrays
Katerina Galitskaya is a Senior Antenna Engineer who is currently designing base station antennas. She joins Chris to talk about simulating, visualizing, and thinking about the design of antennas. Listen for everyday design rules and stories of interesting antenna designs.
This week Dave and Chris talk about Mestastic (a meshing layer on top of LoRa), new scope specs, cellular modems, power, and a new Embedded Conference in the US.
Dave and Chris record together after a long hiatus because Chris spent the summer moving boxes between two houses and reorganizing his lab. Also hardware livestreams, open source hardware, new battery storage, layoffs, and more!
Shawn Hymel is an engineer and content creator who recently left his developer relations job at Edge Impulse to work on developing courses full time
Dave and Chris return to talk electronics trade shows, API tools, solar and batteries, automation, and more!
Bitluni joins Chris on The Amp Hour to discuss FPGAs, ESP32 projects, custom silicon, building around memes, and continually challenging yourself to learn something new.
Matt Venn returns to The Amp Hour to talk about the successes (and learnings) from many additional runs of TinyTapeout, a shared project service sitting on top of a multi product wafer service. Matt also talks about a forthcoming analog ASIC design class on Zero to Asic, his online course.
Dave and Chris talk about the letdown of signing an NDA and seeing "behind the curtain". Also inverters, programming tools, pricing changes at Altium, and old school web stuff.
Chris joins the Circuit Break podcast (Parker Dillman, Stephen Kraig) along with James Lewis to talk about engineering careers. This show will also be posted as episode 435 of the Circuit Break Podcast
Petr Dvorak is a freelance PCB designer and a prolific sharer of knowledge on LInkedIn. He joins Chris to discuss electronic microscopes, traveling to Shenzhen, revision control, KiCad (of course), and much more!
Chris and Dave discuss controlled impedance board traces, classic hacker movies, Location APIs, CHIPS act beneficiaries, power problems in houses, and more!
CNLohr returns to The Amp Hour to talk about LoRa and implementing a solution using harmonics coming out of a standard microcontroller's GPIO
This week Chris and Dave discuss EV charging, chip fabs, manufacturing, large airliners, power storage, and more!
Dave and Chris talk trade shows, demos, light up hardware, bluetooth, obsolete processors, sustaining engineering, and more
This week Dave and Chris talk about upcoming demos, bluetooth, car troubles, new silicon, parts in the lab, and more!
Carl Bugeja joins Chris to talk about building PCB motors and actuators, starting a new business, documenting build processes on YouTube, manufacturing flexible circuits, and much more!
Dave and Chris discuss EVs, adapting power tool batteries for projects on the bench, robots, software updates, and more!
Pallav Aggarwal of CAPUF Embedded joins Chris to talk about blogging about learning electronics and helping others learn along the way! Pallav does teardowns, chip walkthroughs (like on the CH32V003), Linux projects, custom hardware, and more!
Chris and Dave discuss SPICE in CAD programs, new software releases, startup paperwork, crazy smarthome stuff, and toothbrushes that give away your data.
Dave and Chris talk through Renesas acquiring Altium and all its implications. Also Dave gives a history of Altium and they discuss how the industry might change (or not).
This week Chris and Dave discuss relativistic time differences, building with RISC V components, RF modules, silly consumer hardware, underwater electronics, and more!
Keith Burzinski of Nabu Casa works on ESPhome and making it easier to attach custom hardware to the open source home assistant project. He joins Chris to talk about the realities of offline smart home setups and how you can get started building custom things.
Dave returns after a few weeks on holiday to chat with Chris about robots, maker companies merging, hyped up tech at CES (and beyond), trains, power grids...and more!
Jeff Keyzer of Mightyohm.com joins Chris for a later-than-usual holiday episode, recording on what will be known as The Twelfth Day of Keyzermas
Dave and Chris discuss moon landings, oscilloscopes, design decisions for limited peripherals on microcontrollers, coding, smart home programs, and more!
Benjamin Cabé, developer advocate for the Zephyr Project, joins Chris to talk about the popular Ecosystem and Real Time Operating System (RTOS). Listen if you'd like to get started with an exciting firmware product that can really enhance your next project.
Chris and Dave return after a few guests shows and missed weeks when Chris was out with a new baby in the household. This week we talked about China, chip supply, RISC V, PCB tradeshows, LED factories, and more!
Jeff Geerling of the Jeff Geerling YouTube channel joins Chris to talk about how to explore the wide variety of computing devices, from an ESP32 monitor on your garage, all the way up to a multi-rack server.
Andreas Olofsson is the CEO of ZeroASIC, a company that will build you a custom ASIC using chiplets. He returns to The Amp Hour to talk about what has changed in the chip(let) industry in the last 8 years and how they will lower the cost for quasi custom designs for the masses.
Kathy Joseph from Kathy Loves Physics joins Dave on The Amp Hour to discuss history and physics and we end up discussing the intricate history of the development of the Cathode Ray Tube.
James Adams and Liam Fraser of the Raspberry Pi hardware team once again join Chris to talk about the RP1 custom silicon on the Raspberry Pi 5
Dave hangs out with Fran Blanche for her 4th appearance on the show. Space, Youtubing, tube testing, storage nightmares, and oopsies.
Chris and Dave discuss selling low volume hardware, old stock of chips, Intel's weird investments, creating oddball PCBs, scopes without fans, and more!
Scott Williams returns to The Amp Hour after 6 months to discuss the technical aspects of consulting, including some of the tools he reaches for when building a new product
Dave and Chris discuss fitness trackers and smartwatches, boomboxes, buying off of eBay, design decisions, and contract manufacturing.
Dave and Ian Scott Johnston discuss the PDVS2mini DC Voltage Calibrator Source, production, China, CERN, ebay reselling, test gear, pick and place machines, assembly, automated test systems, and Youtube repair videos.
Chris and Dave recount modems, handsets, trains, 2n2222 transistors, RISC V, and a complete lack of knowledge of how superconductors work.
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