Key Digital® Black Commercial Amplifier

Product Overview

Mixes microphone input with selected audio source and can provide phantom power to microphone

RS-232 controllable volume, muting, mic mix level and more

Pre-amp ideal for integrating into 70V audio systems with output reflecting volume, mixing and muting settings applied

20 watts per channel at 4ohm, 40 watts at 8ohm bridged

Class D 2 Channel Amplification

20W per channel @ 4ohm, 40W @ 8ohm bridged.

Mixing

Output is a mix of microphone and the selected audio inputOutput is a mix of microphone and the selected audio input.

Signal Processing

Variable volume level set for each input. Variable volume, bass, and treble for output.

Inputs

Microphone (3-pin balanced, condenser/dynamic), 6-pin balanced stereo, 3.5mm stereo.

Phantom Power

48V phantom power for integration with condenser microphones.

Outputs

Pre-amp line level (6-pin balanced), speaker level.

Speaker Level Output

Bridge, stereo, or mono modes selectable.

Noise Gate

Consistent audio levels, prevention of ambient noise.

Control

Front panel, RS-232, IR with external IR Sensor (included).

Control System Support

Compass Control® Pro ready. Fully controllable by all IR, and RS-232 supported control systems via open API.

Useful Documents