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ZX8702

Power Amplifier - Dual-Channel Class-A

ZX8702 is a dual-channel, Class-A high-power amplifier purpose-built for acoustic and vibration measurement. It delivers clean, low-distortion output with excellent frequency response, making it ideal for calibration work, electro-acoustic device testing, and laboratory measurement setups.

OverView

ZX8702 is a dual-channel, Class-A high-power amplifier purpose-built for acoustic and vibration measurement. It delivers clean, low-distortion output with excellent frequency response, making it ideal for calibration work, electro-acoustic device testing, and laboratory measurement setups.

With dual input/output channels and multiple internal protection circuits, ZX8702 can be safely paired with signal generators, PC sound-card outputs, and a wide range of sound sources / shakers / loudspeakers for reliable, repeatable measurement workflows.

Features

  • Dual-channel output for flexible test setups

  • Class-A amplification for low distortion and stable performance

  • Wide, flat frequency response for accurate measurements

  • Low residual noise to preserve measurement integrity

  • Protection circuits built in: short-circuit, over-temperature, over-voltage protection

  • Works with common sources: signal generators, sound cards, and other excitation sources

Performance

Max Output Power

25 W / 4 Ω × 2 (50 W total)

Frequency Response

10 Hz – 20 kHz (±0.2 dB)

Total Harmonic Distortion (THD)

< 0.5%

Dynamic Range

> 90 dB

Residual Noise Voltage

< 0.5 mV (RMS)

Maximum Gain

20×

Working Hours

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