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Aguilar OBP-1 Bass Preamp Standard Kits

The OBP-1’s boost-only design gives you the tone shaping benefits of active electronics without losing the inherent sound of the instrument. 

  • The OBP-1’s discrete, all-FET circuitry features up to 18dB of boost at 40Hz and 4kHz, creating a sonic environment high in dynamic headroom and low in noise.

    The OBP-1 Standard Kits include the preamp module and EQ pots only.  To find a more complete kit, with the option to have it prewired, check out the OBP-1 Custom Kits.

    **Sorry international bassists, but US Dealers are not authorized to ship Aguilar Standard OBP Kits outside of the US.  Please contact us if you are having trouble finding Aguilar products in your home country.
  • Configurations Offered:

    Treble -- Bass

    Treble/Bass Stack

  • All FET design

    Two bands of boost

    Maximum amount of boost: 18db, occuring at 40 Hz for the bass, and 4kHz for the treble

    Output impedance: 600 ohm

    Dimensions: 0.98W” x 0.98L” x 0.59D”

    Warranty: Three year limited warranty

  • Below are impressions and anecdotal thoughts gathered over the years. Some are our own and some are from customers.
    • Great option if you want boost only 2 band from your preamp
    • "Reminded me of my Sadowsky Preamp"
    • 18Volts recommended to handle the headroom
    • "I can dial in a LOT of bass with this preamp"
    • Several customers prefer the lower frequency center of the treble control of this preamp (4kHz)