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Conference System
- Integrated Conference System Controller
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- Centralized Control And Switching System
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HUAIN Pre-amplifier (160W) Audio Conference System HY-GD16

HY-GD16 Pre-amplifier
Product Overview
- Standard chassis design, 1U aluminum alloy panel, integrated handle and mounting bracket, detachable from the panel, suitable for cabinet or desktop installation.
- Professional noise gate controls output signal, ensuring background music is muted.
- Intelligent power management function automatically enters standby mode when no signal is present, with standby power consumption less than 3W, ensuring 24/7 uninterrupted operation.
- A master volume control knob centrally controls all line and microphone volume, and two-band parametric EQ knobs adjust bass and treble for improved sound quality.
- Independent control knobs for each line input and microphone volume. 6. 6-channel audio input, including 3 standard line inputs and 3 standard microphone inputs;
- 1-channel audio output, loopable to the next amplifier's audio input;
- MIC3 has the highest priority, automatically muting when a signal is input. Junction FETs perform priority switching to ensure signal distortion-free operation during muting;
- 70V and 100V constant voltage outputs, 4-16Ω constant resistance output;
- Real-time operating status indicators: 5 signal indicators, 1 protection indicator, 1 distortion indicator, and 1 power indicator;
- Line safe operating area protection ensures output load protection during short-circuit conditions. Safe operation in any harsh environment, including circuit breakers, overloads, and other harsh environments.
- Comprehensive thermal protection: When the unit temperature rises, the temperature servo circuit accelerates the fan, ensuring low fan noise.
- Peak negative feedback protection effectively protects the amplifier when signal distortion, surges, or severe line voltage overvoltage occurs.
- Integrated crossover tone compensation circuit corrects high-frequency losses caused by line transformers, resulting in a flat signal spectrum on the line voltage with beautiful sound quality.
- High-octave bass cut circuit: Utilizing low-cut technology with tone compensation, it removes harmful low-frequency signals without sacrificing sound quality. Completely eliminates hidden dangers of ultra-low frequency components, ensuring safe operation of the boost system.
Rated Power: 160W
Output: 70V, 100V, 4-16Ω
Frequency Response: 50-16kHz (+1dB, -3dB)
Cooling: Front-to-back forced air cooling, with the built-in fan activated at a heatsink temperature of 55°C
Protection: Overheating, overload, and short circuit
Power Supply: AC220V/50Hz
Maximum Power Dissipation: 240W
Dimensions (W×H×D): 484×51×410mm
Weight: 8kg











