DVDO DVDO-AA2x20W-1 Class-D Audio Amplifier with 3 Inputs

The DVDO DVDO-AA2x20W-1 is a compact Class D audio amplifier designed for small to medium sized AV environments such as conference rooms, classrooms, and digital signage systems. Its efficient amplification design delivers reliable performance with low heat generation, making it suitable for continuous operation in professional installations.

This amplifier features two analog stereo audio inputs and one microphone input with an integrated mixer function, supporting both balanced and unbalanced microphones with switchable 48V phantom power. Flexible output configurations allow operation in stereo, dual mono, or bridged mode to match a variety of speaker layouts.

Built for installation versatility, the DVDO-AA2x20W-1 supports rack, wall, ceiling, or under-table mounting and offers multiple control options including front panel buttons, IR, and RS232. It is ideal for integrators seeking compact size, flexible control, and dependable audio performance.

Key Features

• Class D Amplification: High efficiency design with low heat generation and stable operation.
• Multiple Input Support: Two analog stereo inputs plus one microphone input with mixer function.
• Microphone Compatibility: Balanced and unbalanced MIC input with switchable 48V phantom power.
• Flexible Output Modes: Stereo 2 x 20W at 4 Ohm, Dual Mono, or Bridge 1 x 40W at 8 Ohm.
• Loop Output: Audio loop output for signal pass through or daisy chaining.
• Automatic Noise Gate: Mutes output automatically when no input signal is present.
• Comprehensive Control: Front panel controls with IR and RS232 control support.

Technical Specifications

• Output Power: 2 x 20W at 4 Ohm or 1 x 40W at 8 Ohm
• Output Impedance: 50 Ohm analog output, 4 or 8 Ohm speaker output
• Input Impedance: Greater than 10 kOhm
• Frequency Response: 20Hz to 20kHz ±1dB
• THD plus N: 1 percent at 1kHz, 0.3 percent at 20kHz at nominal level
• Signal to Noise Ratio: 80dB maximum
• CMRR: Greater than 70dB at 20Hz to 20kHz
• Audio Inputs: Stereo RCA, 3.5mm stereo, microphone via 3 pin terminal block
• Audio Outputs: Speaker output via 4 pin terminal block, 3.5mm audio loop output
• Control Interfaces: RS232 terminal block, IR via 3.5mm jack
• Power Supply: 100 to 240V AC 50 or 60Hz, 24V DC 2.71A
• Power Consumption: Less than or equal to 45W maximum
• Enclosure: Black metal
• Dimensions: 123 x 87 x 40 mm
• Net Weight: 0.720g