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.

#636 – Discovering Cursed Connectors

Jun 19th, 2023 1h 4m

Dave and Chris discuss a teardown of a prosumer recording product, choices around cable connectors, 3G cellular networks, and the end of the EAGLE era

#403 – An Interview with Mike Szczys

Aug 13th, 2018 1h 18m

Welcome, Mike Szczys!Mike is the Editor-in-Chief for Hackaday.com. Chris used to work with Mike at Supplyframe.There’s still time to enter the 2018 Hackaday PrizeCoverage from DEF CON 26The DC26 badge made by the tymkrsThe QueerCon badg

#664 – Simulating doors falling off

15 days ago 1h 3m

This week Dave and Chris talk about upcoming demos, bluetooth, car troubles, new silicon, parts in the lab, and more!

#663 – Motors on PCBs with Carl Bugeja

24 days ago 56m 42s

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!

#662 – The non-Stinky Car

29 days ago 1h 6m

Dave and Chris discuss EVs, adapting power tool batteries for projects on the bench, robots, software updates, and more!

#661 – Blogging Electronics with Pallav Aggarwal

Mar 11th, 2024 1h 3m

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!

#660 – My Toothbrush Is Broadcasting

Mar 5th, 2024 1h 6m

Chris and Dave discuss SPICE in CAD programs, new software releases, startup paperwork, crazy smarthome stuff, and toothbrushes that give away your data.

#659 – Altium…Acquired!

Feb 20th, 2024 1h 13m

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).

#658 – Uncle Al’s Eating Garbage Again

Feb 13th, 2024 1h 7m

This week Chris and Dave discuss relativistic time differences, building with RISC V components, RF modules, silly consumer hardware, underwater electronics, and more!

#657 – Automating the Home with Keith Burzinski

Feb 5th, 2024 1h 23m

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

#657 – Automating the Home with Keith Burzinski

Feb 5th, 2024 1h 23m

#656 – Pneumatic Tubes, Straight To The Home

Jan 22nd, 2024 1h 14m

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!

#655 – The Twelfth Day of Keyzermas

Jan 9th, 2024 1h 20m

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

#654 – Pseudo Code…Pseudo Good

Dec 19th, 2023 1h 6m

Dave and Chris discuss moon landings, oscilloscopes, design decisions for limited peripherals on microcontrollers, coding, smart home programs, and more!

#653 – Benjamin Cabé Nose Zephyr

Dec 11th, 2023 1h 6m

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

#652 – For a couple weeks there…

Nov 28th, 2023 1h 7m

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!

#651 – Learning Computing with Jeff Geerling

Nov 21st, 2023 1h 3m

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.

#650 – Accessible ASICs with Andreas Olofsson

Nov 13th, 2023 1h 3m

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 qu

#649 - History of the Cathode Ray Tube with Kathy Joseph

Nov 5th, 2023 1h 18m

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.

#648 – The RP1 and beyond with the Raspberry Pi Hardware team

Oct 23rd, 2023 1h 9m

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

The Amp Hour #647 - Dave hanging with Fran Blanche

Oct 10th, 2023 1h 6m

Dave hangs out with Fran Blanche for her 4th appearance on the show. Space, Youtubing, tube testing, storage nightmares, and oopsies.

#646 – Fan Fanboys

Sep 11th, 2023 1h 3m

Chris and Dave discuss selling low volume hardware, old stock of chips, Intel's weird investments, creating oddball PCBs, scopes without fans, and more!

#646 – Fan Fanboys

Sep 11th, 2023 1h 3m

Chris and Dave discuss selling low volume hardware, old stock of chips, Intel's weird investments, creating oddball PCBs, scopes without fans, and more!

#645 – Moving Down The Stack with Scott Williams

Sep 5th, 2023 1h 22m

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