- Internal bass preamp for electric bass
- OBP-3SK includes Stacked Treble/Bass pot, Mid pot, and black mini-toggle switch for Mid freq selection
- Bass control: plus/minus 18 dB @ 40 Hz
- Mid control: plus/minus 16 dB @ 400Hz or 800 Hz. User selectable frequency center
- Treble control: plus/minus 16 dB @ 6.5 KHz
- Input impedance: 1 meg ohm
- Output impedance: 100 ohm 9 or 18 volts operation
- Distortion: .019 into 10k ohm load
- Noise: -95 dBm unweighted.
- Battery life: 324 hours
The OBP-3 SK is a three-band boost and cut bass, mid, and treble preamp, that has high headroom, low distortion, and the ability to reproduce the full dynamic range of your instrument. The OBP-3 has multiple wiring options, and can be wired with either a push/pull pot OR mini-toggle for midrange frequency selection. OBP-3 SK kit includes stacked Treble/Bass pot, Mid pot, and black mini-toggle switch for Midrange frequency selection. The OBP-3 is Aguilar's most flexible onboard preamp design, providing +/-18dB of cut and boost at 40Hz, +/- 16dB of cut and boost at either 400Hz or 800Hz and +/- 16dB of treble cut and boost at 6.5 kHz.