Description

The Aguilar OBP-3 is available in the following kits:

OBP-3TK: Includes separate Treble, Mid, and Bass pots, and black mini-toggle switch for Midrange frequency selection.
OBP-3TK/PP: Includes separate Treble, Mid, and Bass pots. Mid pot is push/pull for Midrange frequency selection.
OBP-3SK: Includes stacked Treble/Bass pot, Mid pot, and black mini-toggle switch for Midrange frequency selection.
OBP-3SK/PP: Includes stacked Treble/Bass pot and separate Mid pot. Mid pot is push/pull 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. The OBP-3 has multiple wiring options, and can be wired with either a mini-toggle or internal dip-switch for midrange frequency selection.

Specs:

Bass control: +/-18 dB centered at 40 Hz.
Mid control: +/-16 dB centered at 400Hz or 800 Hz. (User selectable center frequency)
Treble control: +/-16 dB centered at 6.5 kHz.
Input impedance: 1 meg ohm
Output impedance: 100 ohm
9 or 18 volt operation (batteries not included). Additional 6 dB with 18 volt operation.
Distortion: .019 into 10k ohm load
Noise: -95 dBm unweighted.
Battery life: Approximately 324 hours
Wire lead length: 6.50 inches

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