Sadowsky Onboard Bass Preamp MB B-Stock
Electronics Replacement Kit for Electric Bass
- Pre-wired onboard bass preamp with mid boost function for J-style basses with a metal control plate
- Active preamp for passive pickups
- 4-knob layout with controls for master volume / balance / vintage tone control (P/P) / treble and bass (tandem) / mid boost switch
- Push/pull function on the VTC control for preamp bypass
- Frequency range 5 Hz - 50 kHz
- Bass control provides +18 dB boost at 40 Hz
- Mid Boost switch provides +10.6 dB boost at
- 500 Hz
- Treble control offers +18 dB boost at 4 kHz
- Total harmonic distortion (THD) 0.18% at 1 kHz
- Power supply with a 9V battery
- Current consumption: 9 mA
- Up to 870 hours of battery life
- Input impedance: 1 MOhm
- Output impedance: 1 kOhm
- Includes 0.1 µF replacement capacitor for the VTC module for better treble attenuation when used with Sadowsky Soapbar pickups.
Note: Can be mounted either with the control plate or through an electronics compartment.
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Available since February 2026
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Item number 650680
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Sales Unit 1 piece(s)
