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, mini-toggle or internal dip-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. Dimensions: 0.98''\W x 0.98''\L x 0.59''\D Warranty: Three year limited warranty. OBP-3TK/PP: Includes separate Treble, Mid, and Bass pots. Mid pot is push/pull for Midrange frequency selection. Selamat datang, ini merupakan toko resmi dari Melodia Musik Jakarta. Jadwal Pengiriman: -Untuk transaksi diatas jam 2 siang, akan kami proses di hari berikutnya. -Untuk transaksi pada hari sabtu diatas jam 2 siang akan kami proses di hari senin. Semua barang dikirim dari Melodia Pondok Indah. Terima Kasih, selamat berbelanja! #melodiamusik #aguilar #preamp #pickup #bass #bassist