ZX8701
Power Amplifier
ZX8701 is a portable, battery-powered dual-channel power amplifier designed to drive measurement sound sources and loudspeakers in field or lab acoustic tests. With high output power, stable frequency response, and built-in protection, it’s a reliable companion for room acoustics, building acoustics, and general acoustic R&D setups.
OverView
ZX8701 is a portable, battery-powered dual-channel power amplifier designed to drive measurement sound sources and loudspeakers in field or lab acoustic tests. With high output power, stable frequency response, and built-in protection, it’s a reliable companion for room acoustics, building acoustics, and general acoustic R&D setups.
Features
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High output power: Dual-channel 150 W @ 4 Ω × 2
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Wide usable bandwidth: 80 Hz–10 kHz (measured at 5 V / 8 Ω)
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Portable, battery-powered: Built-in 24 V / 20 Ah lithium battery, > 2 hours runtime
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Low noise & solid dynamic range: Residual noise < 10 mV RMS, dynamic range > 60 dB
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Protection built in: Over-temperature and short-circuit protection
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Load compatibility: Supports 3–8 Ω speakers/sound sources
Working Hours
Performance
Max Output Power
4 Ω × 2 (150 W total)
Frequency Response
80 – 5k Hz (± 0.5 dB); 5k – 10k Hz(± 1.0 dB)
Total Harmonic Distortion (THD)
20 – 5k Hz < 1.5% (100 W / 4 Ω)
Dynamic Range
> 60 dB
Residual Noise Voltage
< 10 mV (RMS)
Maximum Gain
20×