- Last Updated: 09 April 2021 09 April 2021
Build Your Own Clone FET PreAmp board
Boss FA-1 FET Amplifier
Clone of the Boss FA-1 as used by U2's Edge. Vintage HA4157W SIL op amps and 2SK246 JFET. Metal film resistors. Electrolytic, ceramic, poly, and poly box caps. Good version of a pedal that is getting more expensive and difficult to find.
Standard 2.1mm 9VDC center negative Boss-style power connector only, no battery clip
Volume, Bass, Treble, Flat/Low Cut switch, on/off LED