boss audio ava1210 7 band pre-amp equalizer with remote subwoofer level control

Front panel controls Installation Installation Set your source volume at a position between 6 o’clock and 9 o’clock. and leave it at this setting. Always use the AVA1210 volume control as a master main volume control. It has better electronics. higher signal to noise ratio and is more linear than any source unit volume control available. If engine noise is audible. check the ground connection on all units and in the audio system. Features Volume control with up to 8 volts RMS of output Seven band equalizer with 18 dB boost/Cut Specific bandwidth for each band Low noise BI-FET op-amp design yields minimum distortion On-board 30 volt BI-Polar switching power supply Subwoofer outputs and level controls Subwoofer frequency selection switch (32Hz/64Hz/128Hz) Input selector for AUX or CD Universal half-DIN chassis for ease of installation Gold plated RCA input/output connectors 20 dB headroom eliminates signal overload Blue light illumination Specifications Frequency bands: Front channel ?C 125Hz. 500Hz. 3.5kHz. 12Khz / Rear channel ?C 50Hz. 600Hz. 6.3kHz Boost/Cut: +/-18 dB Signal to noise ratio: 110 dB ref 1 volt input Frequency response: 1Hz ?C 15kHz. +/-1 dB Maximum output voltage: 8 volts RMS Total harmonic distortion: 0.05% Input sensitivity: 150mV Headroom: 20 dB Input impedance: 10k Ohms Stereo separation: 82 dB/1kHz Operating voltage: 11-15 volts negative ground Output impedance: 50k Ohms Dimensions: 1" x 7" x 4-9/16" / 27.5mm x 178mm x 115mmBOSS Audio Systems AVA1210 7 Band Pre-Amp Car Equalizer with Gold-Plated Front Rear and Subwoofer Outputs 7-Band Pre-Amp EQ