Tracing Journal: Xotic BB Preamp (several versions) - Aion FX - Aion FX
Bass Preamp Circuit?? anybody?? | diyAudio
FET-2B | Home
Bass Guitar Amp 2
G&L Wiring Diagrams and Schematics
Amazon.com: Active Bass Circuit, 2 Band Active EQ Preamp Circuit for Bass Guitar, Tone Control with Fittings Guitar Preamp Bass Guitar Preamp : Musical Instruments
Help Wirring Bass Guitar on board preamp | TalkBass.com
Guitar pre-amplifier using uA 741.
diy music man bass guitar preamp: DIY reference 2 T0NE MUSIC MAN PREAMP IN OTHER GUITAR