Sadowsky Onboard Bass Preamp (4-Knob System)


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Additional Info


  • Prewired onboard bass preamp for J-style basses with 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 (stacked)
  • Push/pull function at VTC knob for preamp bypass
  • Can be installed either with the included control plate or mounted through a rear control cavity
  • Frequency response 5 Hz – 50 kHz
  • Bass control offers +18 dB boost at 40 Hz
  • Treble control offers +18 dB boost at 4 kHz
  • Total harmonic distortion (THD) 0.18% at 1 kHz
  • Power supply via one 9V battery
  • Current draw 9 mA
  • Up to 870 hours battery life
  • Input impedance 1 Mohm
  • Output impedance 1 kohm
  • Note: Defects or damage resulting from culpable or improper installation as well as the use of unsuitable accessories or tools are excluded from the guarantee. This includes soldering points that are too hot, wrong soldering tin and the resulting damage to the electronics and soldering points.
Additional Info


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