August 2026
HV5122 Driver Block
Every component on the HV5122 driver block reference schematic, and the actual arithmetic behind why it has the value it has.
Production Hardware Protection Circuits
Seven protection circuits every board needs before it leaves the prototype stage, with the part to drop in for each.
June 2026
Hardware hacking gadgets: Pwnagotchi, Bjorn, Marauder and more
What Pwnagotchi, Bjorn, ESP32 Marauder/Cardputer and similar gadgets (Flipper Zero, WiFi Pineapple, Proxmark3, HackRF etc.) do, how they work, and whether to buy or build them yourself.