DIY books/downloads for members only: 
Purchase at 50% discount 

Check out our YouTube page here (tons of pedal videos): www.youtube.com/user/wampcat 

Free Member Ebook Downloads
Boss Effects guide
Dunlop True Bypass wah mods
Download effects 'ezine'
Keeley's ts9 true bypass mod 
Diagram for building a Feedback-loop box

Speaker soundclips 
Same setup, different speakers. Guitar and cranked Marshall amp. Same Mic position during recording.
Vintage 30
New Classic 80
Greenback
G12H30
Eminence Vintage 12
Eminence GB12
Eminence Custom
Classic 80