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Ken Shirriff

A CT scanner reveals surprises inside the 386 processor's ceramic package

Intel released the 386 processor in 1985, the first 32-bit chip in the x86 line. This chip was packaged in a ceramic square with 132 gold-plated pins protruding from the underside, fitting into a socket on the motherboard. While this package may seem boring, a lot more is going on inside it than you might expect. Lumaf...

Embedded 1:14:05

507: Turn Our Data Into Predators

Chris and Elecia chat about books, courses, alternate podcasts, electronics, statistics, kidnapping Roo, and journaling failures. The Embedded Patreon book club is reading Data-Driven Science and Engineering: Machine Learning, Dynamical Systems, and Control by Steven L. Brunton, J. Nathan Kutz. PDF book and links to le...

Ken Shirriff

How to reverse engineer an analog chip: the TDA7000 FM radio receiver

Have you ever wanted to reverse engineer an analog chip from a die photo? Wanted to understand what's inside the "black box" of an integrated circuit? In this article, I explain my reverse engineering process, using the Philips TDA7000 FM radio receiver chip as an example. This chip was the first FM radio receiver on a...

Ken Shirriff

Reverse engineering the mysterious Up-Data Link Test Set from Apollo

Back in 2021, a collector friend of ours was visiting a dusty warehouse in search of Apollo-era communications equipment. A box with NASA-style lights caught his eye—the "AGC Confirm" light suggested a connection with the Apollo Guidance Computer. Disappointingly, the box was just an empty chassis and the circuit board...

Fork Around and Find Out 1:07:15

Cooling Infrastructure with Ellie Ford

https://fafo.fm/storeThis Episode has a full spread of FAFOFM topics. Ellie has a breadth of knowledge across cloud, on-prem, hardware, and—of course—Kubernetes. We dive into some of the new hardware available as well as the importance of hardware to train the next generation of engineers. A full cycle of interests we...

Marc Brooker

Career advice, or something like it

Career advice, or something like it Cynicism is bad. If I could offer you a single piece of career advice, it’s this: avoid negativity echo chambers. Every organization and industry has watering holes where the whiners hang out. The cynical. The jaded. These spots feel attractive. Everybody has something they can compl...

Fork Around and Find Out 1:04:48

Creating YAML with Ingy döt Net

Come find Justin in-person and get FAFOFM stickers!Devopsdays - Portland, OR - September 8-10. Get 20% off tickets with FAFOFMEdgecase - Gooiland Hilversum, NL - September 24Taloscon - Amsterdam, NL - October 15-16KCD UK - Edinburgh - October 19Kubecon NA - Salt Lake City, UT - November 9-12Have an opening? HIRE AUTUMN...

Fork Around and Find Out 59:08

Writing bugs with K.S. Bhaskar

Come find Justin in-person and get FAFOFM stickers!Devopsdays - Portland, OR - September 8-10. Get 20% off tickets with FAFOFMEdgecase - Gooiland Hilversum, NL - September 24Taloscon - Amsterdam, NL - October 15-16KCD UK - Edinburgh - October 19Kubecon NA - Salt Lake City, UT - November 9-12Have an opening? HIRE AUTUMN...

Fork Around and Find Out 58:05

MCPing in the Open with Angie Jones

Come find Justin in-person and get FAFOFM stickers!Devopsdays - Portland, OR - September 8-10. Get 20% off tickets with FAFOFMEdgecase - Gooiland Hilversum, NL - September 24Taloscon - Amsterdam, NL - October 15-16KCD UK - Edinburgh - October 19Kubecon NA - Salt Lake City, UT - November 9-12Have an opening? HIRE AUTUMN...

Fork Around and Find Out 1:14:19

Motivated to Learn with Adriana Villela

Come find Justin in-person and get FAFOFM stickers!Devopsdays - Portland, OR - September 8-10. Get 20% off tickets with FAFOFMEdgecase - Gooiland Hilversum, NL - September 24Taloscon - Amsterdam, NL - October 15-16KCD UK - Edinburgh - October 19Kubecon NA - Salt Lake City, UT - November 9-12Have an opening? HIRE AUTUMN...

Fork Around and Find Out 1:02:13

Recovering from Disaster with Seth Eliot

Come find Justin in-person and get FAFOFM stickers!Devopsdays - Portland, OR - September 8-10. Get 20% off tickets with FAFOFMEdgecase - Gooiland Hilversum, NL - September 24Taloscon - Amsterdam, NL - October 15-16KCD UK - Edinburgh - October 19Kubecon NA - Salt Lake City, UT - November 9-12Have an opening? HIRE AUTUMN...

Fork Around and Find Out 1:01:23

Building a Datacenter with Jake Cooper

Railway wanted to build a better cloud so they started on Google Cloud and ended up building datacenters. Through the burden of success, they figured out there was a lot of things they had to learn and build themselves if they wanted to offer the best cloud experience they could. Jake tells us how they accomplished the...

Fork Around and Find Out 40:17

Staying Curious with Scott Hanselman

You can't grow in technology without learning new things. But sometimes those new things are actually old things. We talk with Scott about a wide range of interests about software, video games, 3D printing, and food. If you want to know why junior engineers are important for your teams you need to listen.Highlights(0:0...

Fork Around and Find Out 1:12:22

Vectorizing Your Databases with Steve Pousty

What exactly is an LLM doing and why do you need to learn so many new terms? Steve Pousty is here to explain that most of those new terms are things you already know. It’s not new technology, it’s new words to describe technologies applied in a new field. We have a wild, ADHD roller coaster looping through embeddings,...

Fork Around and Find Out 1:11:34

Testing Your Performance with Ada Lundhe

How Rachel Ray’s crawler lead to Ada developing a new performance testing framework, hyperscale. This leads to a great conversation about the benefits of rust, modern python package managers, and why MySpace went out of business. The importance of connecting what you’re building to business value and understanding ever...

Fork Around and Find Out 54:33

Getting to Know Kafka with Elad Eldor

Is running Kafka on-prem different than running it in the cloud? You’ll find out from Elad Eldor’s years of experience running, tuning, and troubleshooting Kafka in production environments. Elad didn’t set out to learn Kafka, but he kept asking questions and was given the opportunity to dive deep into system performanc...

Fork Around and Find Out 51:02

FAFO Live with Sam Rose

Sam is back with us for a live episode where we discuss important questions such as “is coffee is good?”, “are people on the Internet good writers?”, and “is content creation consistency actually important?” We also share links about turning your hand writing into a font and hacking McDonald’s delivery app. Finally, we...

Fork Around and Find Out 1:12:12

Animating the Stack with Sam Rose

This episode is stacked with information. You could even say “full stacked.” Sam has built and run some large scale systems as a SRE at Google, now building backend services at Budibase, and he spends his free time teaching others how systems work at understandable scale. We dive into what makes Google SRE different fr...

Fork Around and Find Out 1:04:10

Predicting Bluesky’s Scale with Jaz

Bluesky has been on a roller coaster of growth for over a year. From the early days of figuring out a new distributed social protocol—AT protocol—to actually building it and inviting 30 million of their closest friends. Not only has the site gone through tremendous growth, the team has been optimizing, re-architecting,...

Fork Around and Find Out 43:40

Making Smart Infrastructure Decisions with Lauren Long

Today we find out how building a product at Big Tech can be very different than a startup. Lauren Long has done both. Building parts of Firebase and eventually taking the things she learned to build Ampersand. We discuss what Ampersand is and go into detail about what the back end looks like. We even drop some hot take...