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Key Digital® Black Commercial Amplifier


Model #:

KD-AMP220

At a Glance

Product Dimensions 1.3"h x 4.84"w x 3.42"d

The KD-AMP220 is a 2x20 watt Class-D amplifier with 8 Ω speaker output ideal for installation in presentation spaces. Input connections accommodate microphone, line level balanced/unbalanced, and line level 3.5mm stereo analog audio inputs. The output is a mix of audio from the microphone input and the selected audio input.Read More

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    Get to know this product.

    Product Overview

    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
    Specifications

    General Specs

    Depth (in.)3.42
    Height (in.)1.3
    Width (in.)4.84
    Channels2
    Manufacturer Warranty3 Year
    Watts per Channel (Watts)20; 40
    Color Finish NameBlack

    WarningProposition 65 Warning for California Residents