Dual Purpose Spot Welder With Pulse Duration Control
I had wanted to make a spot welder for a while. Most of the DIY spot welders use a momentary […]
Datum/Symmetricom 8040 Rubidium Standard Modifications
Last time, I did a teardown of the Datum 8040 Rudidium standard. As I discussed, the 8040 has a 1PPS […]
Hacking Your Mouse for Rapid Firing
In this blog post, I will show you a simple hardware hack to make your mouse capable of rapid firing […]
VFD Filament Driver Using 555
I recently salvaged a vacuum fluorescent display (VFD) from a piece of old test gear. The VFD is a 13 […]
Advanced Slave Camera Flash Controller
Simple slave camera flash (or synchronous flash, like this one I built earlier) works great with older film cameras, but […]
Digital Metronome — Revisited
Last year, I wrote about a simple digital metronome project. While the device worked pretty well there are a few […]