Boss AVA1204 - User Manual

Explains how a high-fidelity signal processor allows graphical control of frequency bands in a stereo system.

Details applying stereo input signals and adjusting boost/cut levels for distribution to amplifier channels.

Visual indicator showing signal levels across different frequency bands.

Sets the center frequency (50Hz or 150Hz) for the subwoofer channel's level control.

Allows independent adjustment of the subwoofer channel's volume for personal taste.

Adjusts audio levels (+/- 12dB) across seven frequency bands for desired sound tuning.

Balances sound level between front and rear speakers as desired by the user.

Enables or disables the equalization effect provided by the AVA1204 unit.

Activates a bass enhancement circuit to emphasize low frequencies in the audio.

Guidance on securely installing the unit to a vehicle dashboard using provided brackets.

Explains the automatic ON/OFF functionality linked to the car audio system's head unit.

Notes that system volume is controlled via the head unit, not the equalizer.

Diagrams and instructions for connecting via RCA cables from the head unit's line outputs.

Diagrams for connecting via speaker wires from the head unit's speaker outputs.

Illustrates power connections including battery, fuse, ground, and remote turn-on lead.

Details EQ frequencies, range, response, S/N ratio, THD, channel separation, and voltage levels.