A DIY Variable AC Power Supply
Using a Variac to create a practical lab test tool
From the lab
Blog
DIY mods, builds, and workshop notes.
Modding a Donner ISO 8 DP-3 Pedal Power Supply
Making this model of power supply more useful for a board full of 9V pedals
DIY Pedal-Current-Tester-Thingamabob
Making a tool to measure the current draw of a pedal.
DIY 9v Snap to Barrel Jack Adapter
A simple, easy to make adapter to power pedals from a battery.