The Amp Hour

Perpetual Wearable Biosensing with Andy Kong

Andy Kong is creating Chargerless, a pre-seed wearable biometric device that runs on 1 minute of sunshine per day. He joins Chris to talk about low power design, unconven

Hands-on Physical AI with Kevin Cloutier

Kevin Cloutier is the North American Lead for Physical AI at a global engineering consulting firm and a computer engineer who is passionate about taking complex computati

E&M Reality Emerges with Robert Fennis

Robert Fennis joins Chris to demystify the black magic of RF and talk about his open-source, Python-based 3D electromagnetic solver, EMerge. They discuss why simulation i

The Focus Knob Works

Dave and Chris celebrate 16 years of the show (1st episode was August 10th, 2010) by launching a brand-new static website featuring searchable transcripts and a “pissed-o

The Terahertz Frontier with Greg Charvat of Teradar

Dr Greg Charvat, CTO and co-founder of Teradar, joins Chris for a 5th appearance on The Amp Hour to talk about how terahertz frequency radar will revolutionize the automo

Space Age Bluetooth with Alex Haro

Alex Haro, CEO of Hubble, joins Chris to talk about building a network of terrestrial and space (!) based Bluetooth infrastructure to track low power devices across the g

Boat Anchor Warehouse

Dave and Chris discuss a massive “boat anchor” warehouse clearance, 0201 board assembly, Texas Instruments’ stealthy datasheet updates for classic op-amps, the latest in

Arduino's Invisible Touch with Massimo Banzi

Massimo Banzi is co-founder of Arduino, the worldwide project built upon easily accessible embedded hardware. He joins Chris to talk about the design, rise, struggles, an

The Secret Life of Circuits with lcamtuf / Michał Zalewski

Michał Zalewski (lcamtuf) is a security researcher, author, electronics enthusiast, and calculator collector. He joins Chris to talk about his new book The Secret Life of

All Heat, No Useful Work

Dave and Chris discuss the infrastructure and massive energy demands of AI data centers, injecting power through a programming header, Linux changes, and dogfooding your

BeagleBoard's Back with Jason Kridner

Jason Kridner returns to The Amp Hour after his first appearance 15 years ago to talk about the BeagleBadge and Zepto boards that showcase new capabilities in the Linux a

AI Tooling with Matt Liberty and Luke Beno

Past guests Matt Liberty (Joulescope) and Luke Beno (Werewolf.us) join Chris to talk through using AI tooling for small businesses in the hardware and firmware space. Bot

Chip Design for Fun (and Waffles) with Julia Desmazes

Julia Desmazes joins Chris to discuss designing chips for fun and getting an entire design done in 2 weeks to make a tapeout deadline. Julia built accerlators and has con

Hyper Growth and OpenClaw Interns

Dave and Chris discuss Golioth getting acquired by Canonical (makers of Ubuntu), trying out OpenClaw in the lab, changes to space plans, big new factories, Arm making chi

Inventing the Power MOSFET with Alex Lidow

Alex is founder and CEO of Efficient Power Conversion, a leading manufacturer of GaN MOSFET’s. Alex is also the inventor of the original Power MOSFET and HEXFET at Intern

Layout Review with Zachariah Peterson

Zachariah Peterson joins Chris to discuss doing PCB layout and creating content for engineers looking to learn more about how to build their own PCBs

Back on the road in '26

This week we talked about upcoming travel, solid state transformers, battery testing, new small circuit boards, and a bunch more.

Electronics Manufacturing History with David Ray

David Ray joins Dave to talk about the history of electronics manufacturing and how he has built a high mix manufacturing business while regularly educating the public ab

Shiny New Pebble with Eric Migicovsky

Founder of Pebble and CEO of CoreDevices, Eric Migicovsky, joins Chris to talk about the history of the Pebble Watch and resurrecting the hardware to serve a very loyal e

The Measurement Blues with Martin Rowe

Martin Rowe is a long time technical editor for publications like EE World, EDN, and Test and Measurement World. He stops by The Amp Hour to talk about the things he has