Paul In The Lab

this is the 3rd guitar effect in the "wizard" collection. As anyone who has followed this site for long enough will know, I alwa...

I came across this interesting little thing so I thought I would make a clone of it. it's a maxon treble booster. they also did one ...

someone asked me to do this, so I did. it's a useful little circuit to power those little electret microphones.

when doing the admin part of this site,nothing infuriates me more than having a company trying to advertise their snakeoil products in the ...

I thought this would be a good project to keep around to see if my digital multimeter has drifted out of calibration. I power it from a n...

I built this as a rough frequency meter to make sure a bunch of oscillators were oscillating in the right ballpark frequency. it uses the ...

This was just a quick little circuit I built to test all the salvaged CD/DVD lasers I have. essentially it is a adjustable constant current...

this is a quick project I made for another project I'm working on but I'm sure people will have uses for this so here you go. it...

I've been designing a sampler recently (sorry, there won't be a stripboard for that, it's way too complicated!) however I was u...

When I was young (about 9 or 10) - this is one of the first "big" projects I successfully completed and still actually use to thi...