Schumann PLL
This is a layout for the original 12V AC version. There’s also a +9V DC schematic but it has never been verified. You can find all the explanations in FSB and DIY Layout Updated! “Con” Switch added
Harmonizer
Tools, Tones and Toys for Guitarists
This is a layout for the original 12V AC version. There’s also a +9V DC schematic but it has never been verified. You can find all the explanations in FSB and DIY Layout Updated! “Con” Switch added