Hackaday Podcast Episode 383: QR Codes, Caving Gear, And The Old School Way To Learn Electronics

A weekly Hackaday podcast episode where hosts Elliot Williams and Tom Nardi discuss the 2026 Retrocomputing Challenge, laser-assisted 3D printing techniques, reverse-engineered open firmware for a grill controller, open source hardware for caving/underground use, methods for optimizing QR codes, and a revived old Radio Shack electronic kit. Additional topics include PVC pipe repurposing, VR soldering demos, over-the-counter hearing aids, and a decades-old 1-bit CPU with a modern fan following.

Source: https://hackaday.com/2026/08/21/hackaday-podcast-episode-383-qr-codes-caving-gear-and-the-old-school-way-to-learn-electronics. 8 Sync News only summarizes and links out; content copyright belongs to the authors and original sources.