I’ve recently been researching guitar effects pedals for a new project, so if you’ve never heard of Big Muff Pi, Arbiter Fuzz Face, Ibanez Tube Screamer or Pro Co Rat, check out the sites below to learn some more:
Big Muff Pi circuit versions
http://www.bigmuffpage.com/Big_Muff_Pi_versions_schematics_part1.html
Technology of the Tube Screamer
http://www.geofex.com/article_folders/tstech/tsxtech.htm
Various effects projects
http://www.generalguitargadgets.com/effects-projects
http://www.generalguitargadgets.com/how-to-build-it/technical-help/schematics
Great pedal site
http://www.electrosmash.com
French DIY pedals
http://www.coda-effects.com
Fuzz pedals
http://fuzzcentral.ssguitar.com
More pedal ideas
http://www.GuitarPCB.com
DIY FX’s
http://gaussmarkov.net
Vero (Stripboard) and tagboard effect layouts
http://tagboardeffects.blogspot.co.uk
Perf and PCB effects layouts
http://effectslayouts.blogspot.co.uk
Good range of PCB’s
https://aionelectronics.com
More DIY pedal designs
http://www.madbeanpedals.com
Lots of BOSS schematics
http://www.hobby-hour.com/electronics/s/guitar-effect-schematics.php
Great Forum
http://www.diystompboxes.com
stompboxology vintage newsletter
http://www.moosapotamus.net/stompboxology.html
Parts & Kits
http://www.mammothelectronics.com