Dr Mark Palmeri is a professor at Duke University in the Biomedical Engineering (BME) field. He joins Chris to talk about using open tools (KiCad, ngspice, Zephyr, Jupyter notebooks, Python) to build educational resources and how he shares those courses with the world outside of Duke. He also walks

Dave and Chris are back after a long vacation absence to talk about high end events, new scopes, fast board assembly, and nerds nostalgic for the sci fi future that never was.Chris got back from his honeymoon to the Galapagos, see photos on the updated version of his blog.Dave encountered a super se

Dr Barry Marshall won the 2005 Nobel Prize in Physiology or Medicine for discovery of the bacterium Helicobacter pylori and its role in gastritis and peptic ulcer disease.But Barry is also an electronics hobbyist and vintage HP and Tek oscilloscope and vintage computer enthusiast. He visited the EEV

Davide Andrea is the author of The Electronic Connector Book and Principal of Elithion, a company that designs Battery Management System. He joins Chris to talk about the wide and wonderful world of connectors.Welcome Davide Andrea, author or The Electronic Connector Book! And many thanks to Blues f

This week Dave and Chris discuss test equipment, the Arduino acquisition, Zephyr, Altium pricing, private equity owning YouTube channels, audio circuits, and more!Thanks to our sponsor Blues this week! Visit the Blues store and use the code AMPHOUR to get 10% off your first order of a kit.Capacitors

Joren Vaes is a design engineer at SOFICS working on simulating and delivering analog IP blocks on leading edge nodes like the 2 nm node from TSMC. Listen to how they bend physics to their will to make the chips that power our modern electronics.Welcome Joren Vaes, design engineer at SOFICSSimulatio

This week Dave and Chris discuss DIN rail, IAC (featuring Space Lube), begging for Moonlanders, batteries, 10x-priced connectors, Gridfinity, concrete slabs, and more.Contextual Electronics is “still a thing”.Sydney hosted the International Astronautical Congress (IAC). The IAC is the “big space eve

Jerry Twomey, author of Applied Embedded Electronics, joins Chris to talk about how to build more reliable hardware when there are embedded components involved. And these days, there are almost always embedded components involved.Welcome Jerry Twomey (Effective Electrons) author of the book, Applied

Tim 'Mithro' Ansell returns to The Amp Hour to discuss his new Singapore based wafer sharing service called wafer.space. Now that Efabless is no more, this venture will aim to make silicon even more accessible to the masses, driving down the costs on a per chip basis. For $7K, you get 1000 chips del

Dave and Chris discuss solar, nuclear, making new injection molds from old ones (or not), and how to probe poorly placed test points with tiny needles.Dave bought a lemon laptopChris officially has solar that is installed, working, and is effectively an appliance at this point…Duke Energy and North

Todd Bailey has been busy in the 11 years since he was last on the show. He has designed submarine sonar and many different pieces of space electronics, the latest being a hall effect thruster that uses solid propellant for his now sold company Starlight Engines.Welcome back Todd Bailey of Starlight

Dave and Chris record after a long break between episodes together and discuss new electronics designs they're working on, solar and battery installations, dealing with tariffs, and building at JLC.Dave is starting a new project for a lab timer called the uTimerTimelapseGeerling videos about clocksM

Andrew Seddon, founder and CEO of CircuitHub, joins Chris to talk about how CircuitHub has changed over the past 12 years as a startup and how they are continuing to push the boundaries of high mix domestic electronics manufacturing.Welcome Back, Andrew Seddon! Founder and CEO of CircuitHub.Andrew w

Matt Brown is a hardware and IoT security researcher. He joins Chris to talk about best practices for securing hardware that talks to the internet and share stories of products that didn't pass muster.Welcome Matt Brown of Brown Fine Security!Matt has been reverse engineering a “smart” smoker contro

Tim from Mitxela stops by the show to discuss his extensive portfolio of projects involving, hardware (tiny LEDs), firmware (ridiculously low power processing), software (emulating gameboy), and mechanical (machining jewelry grade objects)Welcome Tim from Mitxela!Introduced by Mike Harrison, past gu

This week Dave and Chris discuss solar optimization, short videos, useless products, cameras, energy monitors, Bluetooth, magnets, and more!Dave found a wrist mounted DMM that looks…inadvisableWe’ll discuss the survey results next time!Florin Cocos of VoltLogGreat ScottSam Aldaher on the show last w

Sam Aldhaher is a power engineer and 3D graphic artist, his Blender visualizations have helped many people understand how RF flows in a variety of circuits. Sam joins Chris to talk about how to get started in Blender and the variety of tools available once you do.Welcome Sam Aldhaher, power engineer

In this episode, Dave and Chris cover environmental monitoring, trade shows, manufacturing, tariffs, new test equipment, and AI coding.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 sh

Colin O'Flynn returns to The Amp Hour for a 3rd time to talk about recent developments in security, FPGAs, small scale electronics manufacturing, and the world of academia.Welcome back Dr Colin O’Flynn of Dalhousie University and New AE tech!Colin has been on the show twice before Episode 239 in 201

In this episode Dave and Chris discuss solar installs, wacky tariffs, peak power pricing, tiny electronics, oscilloscope triggering, and more.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

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.Welcome back (for a third time

Dave and Chris discuss bluetooth boards, what happens when batteries leak, new cellular capabilities in iPhones, AC flicker, old oscilloscopes, and more!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: Jo

Kevin Cappuccio joins Chris to talk about the Jumperless Breadboard, an advanced platform for prototyping and interacting with circuits that you place onto the breadboard.Welcome Kevin Cappuccio, creator of the Jumperless Breadboard (v5 and before)Check out the Jumperless v5 on Crowd SupplyOG Jumper

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 moreTracking test equipment on one long homepage…the emporer of test equipmentIf you track it, it’s not hoarding…it’s curationVery specific piece of junk wood