OBP-3 3 BAND, BOOST/CUT 9 OR 18 VOLT ON BOARD PREAMP 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 push/pull pot OR mini-toggle for midrange frequency selection.
OBP-3TK kits include separate Treble, Mid, and Bass pots, and black mini- toggle switch for Midrange frequency 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
Wire lead length: 6.50 inches
Low noise discrete FET input stage, center detent 50 K linear pots,with a dual concentric pot available