Onboard Preamp- Clapton Mid Boost, Brian May Treble Boost, C
Blaster Boost Mod Kit — Mythos Pedals
DIY: How to Install Onboard Effects - Premier Guitar
Pitcher Amplification
Dual Boost" two switch Onboard Mid Boost/Frequency Expander
Anyone here build a treble boost circuit into their guitar? | The Gear Page
Aguilar OBP-3SK/PP Onboard Active Bass Guitar Preamp Kit
Activator 2 - A DIY onboard JFET preamp kit for guitars and basses
FS: Musitech onboard mid boost circuit SOLD - theFretBoard
Products – AnalogWorkshop
PA1 JB Onboard Preamp (E1012) - Guitar Hardware -Dein Gitarrenteile und Griffbrett Shop
GFS Onboard Guitar Enhancer Preamp Booster, DOD 250 | Reverb
Artec QTB, 4 Step Clean Boost On Board Circuit for Electric
Onboard Preamp- Clapton Mid Boost, Brian May Treble Boost, C
Micro Booster MK3 Onboard Guitar Preamp with Push-Push switch-pot… – BECOSFX
Active Circuit Onboard Effects, QTB ~ Quadra Tone Booster Driver
Aguilar OBP-3TK 3-band Boost/Cut Onboard Bass Preamp with Toggle | Sweetwater
BECOS Micro Boost-EQ Onboard Guitar Preamp with Tilt-EQ, Variable Gain, Push-Push True-Bypass - 250K | Reverb
Artec VTC Vintage FET Tone Booster On Board Circuit for Electric Guitar & Bass _ - AliExpress Mobile
East UK Uni-Pre Onboard Preamp | Bass Gear Magazine
Simple OnBoard JFet Preamp for Piezos – Cigar Box Nation
Fun with Onboard Boosters! - tonefiend.com
K-Boost - RSD Sound
Aguilar OBP-1TK Separate 2 Band Boost 9 or 18 Volt On Board Bass Pream – Specialty Traders
