Paul In The Lab

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...

I found this cool little info thing from the 1970's so I though I would share it:

I've been a bit busy recently so I thought I'd scan this interesting looking project in from a magazine from the 70's ...

This is the Blue Wizard - part of my "wizard" design series (Green Wizard HERE ) - this is a very harmonic rich overdrive/distort...