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.webp "4 channels stereo conference mixer amplifier (1)")
Four independent amplifier channels in a single unit.
High-density design reduces rack space and system complexity.
Selectable input gain settings for precise system matching.
Channel linking capability for flexible system configurations.
Integrated noise gate for improved signal-to-noise performance.
Full protection circuitry including thermal, overcurrent, short-circuit, and limiter protection.
Clear LED indicators for signal, clipping, protection, and power status.
This series of four-channel professional power amplifiers is designed for multi-channel sound reinforcement systems and high-density installations. With four independent amplifier channels integrated into a compact 2U chassis, the series significantly improves system efficiency while delivering stable, high-power performance. It is an ideal solution for conference centers, theaters, multifunction halls, and commercial audio applications.
Model | D4030 | D4045 | D4060 | D4080 | |
Power Specifications | |||||
EIA AC220V Output Power 1kHz Max. THD 1% Test Mono | 8Ω | 300W | 450W | 600W | 800W |
4Ω | 400W | 600W | 800W | 1200W | |
Electrical Specifications | |||||
Amplifier | Gain | 41dB / 38dB / 35dB / 32dB | |||
Impedance | 20kΩ (balanced, stereo) 10kΩ (unbalanced, parallel) | ||||
Frequency Response | ＜±0.5dB (8Ω 30W 20-20kHz) | ||||
Slew Rate | ＞20V/us (8Ω 1kHz) | ||||
Damping Factor | ＞300 (8Ω 1kHz) | ||||
Crosstalk | ＞60dB (8Ω 1kHz) | ||||
S/N Ratio | ＞100dB (A-weighted) | ||||
Total Harmonic Distortion (THD+N) | ＜0.05% (8Ω 30W) | ||||
Inter-Modulation Distortion (IMD) | ＜0.3% (8Ω 30W) | ||||
General Specifications | |||||
Protections | Amplifier | Power on/off protection Transistor thermal protection Short circuit protection Sensor for current on outputs Limiter | |||
Speakers | |||||
Controls | Front Panel | On/Off switch Signal level control for each channel | |||
Back Panel | Stereo/Parallel selector Input gain adjust | ||||
Indicators | Power: 1 blue; Protect: 4 red; Clip: 4 yellow; Signal: 4 blue. | ||||
Connectors | Input | 1 Neutrik XLR connectors each channel | |||
Output | 1 Neutrik Speakon connectors each channel | ||||
Power Supply | See label on the apparatus | ||||
Dimensions (W×H×D) | 483×88×447mm | ||||
Weight | 19kg | 19kg | 20kg | 20kg | |
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