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Aguilar Preamp 2 Band Boost Onboard Preamp Stacked

Tone Shaping for Your Bass Guitar


The OBP-1s stacked design provides you with a simple and straightforward way of adding tone-shaping to your bass. This can be done without impacting your bass guitars original sound too. You have access to +/-18dB of boost around 40Hz and 4kHz. This allows you to enhance certain frequencies, allowing you to slot comfortably into any mix. The small size makes is easy to fit into snug control environments too.


  • Dimensions (W x L x D): 0.98" x 0.98" x 0.59"
  • Output Impedance: 600 Ohm
  • Input Impedance: 1 Meg Ohm
  • Stacked Bass/Treble Pot
  • Max Amount of Boost: 18dB (Occurs at 40Hz for the Bass, 4kHz for the Treble)
  • FET Design
  • Two Boost Bands
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