Bench log
Lab Notes
Notes on things I'm building, tests I've run, and problems I've had to fix.
Lab Note #006 — Bass Manager Rev A: First Power-Up
First bring-up on Bass Manager Rev A: wrong-sized resistors, a fuse problem, and the first power rail measurements.
Read →Lab Note #005 — The Infrabass Appliance
Two car subwoofers, an automotive amplifier, and an ATX power supply meet a perfectly respectable desktop hi-fi.
Read →Lab Note #004 — The Bodge Wire That Crossed the Entire Board
A bodge wire saved a board with missing test points. The fix works, the board runs, and it's got more character than before.
Read →Lab Note #003 — Simulating Sensors Instead of Chasing Them
Why I built a sensor emulator board instead of waiting on real hardware. The art of testing embedded systems without the actual sensors.
Read →Lab Note #002 — Is USB 5V Good Enough?
Why I stopped trusting USB VBUS and added a buck-boost converter. Small decisions that separate prototypes from bench tools.
Read →Lab Note #001 — The Board I Built After Frying Too Many Dev Kits
The origin story of DevGuard 24 — an inline protection board born from too many fried dev boards.
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