Vibration Test Machine Power Amplifier 4Ohm Optimum load impedance

Name: Vibration Test Machine Power Amplifier 4Ohm Optimum load impedance
Brand: Guangdong Jianqiao Testing Equipment Co., Ltd.

Power Amplifier for Vibration Test Machine Technical Specifications Continuous sine output power (RMS, max.) 500 VA Frequency range (small signal / full power) DC - 180 kHz / 20 Hz - 25 kHz Voltage/Current mode Yes/Yes Output voltage (RMS, max.) 45 V Output current (RMS, max.) 11.2 A (below 5 Hz) Optimum load impedance 4 Ohm Signal input voltage (PK at 1 kHz sine for max. power) 3.5 V Distortion (frequency range 40 Hz to 5 kHz) < 0.05 % Signal to noise ratio > 110 dB

Place of Origin China

Packaging Details Wooden case

Voltage/Current mode Yes/Yes

Power supply 1~ / N / PE 230 V±5% 50/60 Hz, CEE 7/7

Model Number JQ

Supply Ability 300 set/year

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Product Description

Power Amplifier for Vibration Test Machine

Technical Specifications

Continuous sine output power (RMS, max.)	500 VA
Frequency range (small signal / full power)	DC - 180 kHz / 20 Hz - 25 kHz
Voltage/Current mode	Yes/Yes
Output voltage (RMS, max.)	45 V
Output current (RMS, max.)	11.2 A (below 5 Hz)
Optimum load impedance	4 Ohm
Signal input voltage (PK at 1 kHz sine for max. power)	3.5 V
Distortion (frequency range 40 Hz to 5 kHz)	< 0.05 %
Signal to noise ratio	> 110 dB
Dimensions (W×H×D)	440 × 90 × 290 mm
Total mass	18 kg
Power supply	1~ / N / PE 230 V±5% 50/60 Hz, CEE 7/7
Recommended fuse protection	16 A slow
Max. power consumption at 230 V (full load)	1200 VA
Max. power consumption at 230 V (with vibration test system JQA-502-450)	350 VA

Key Features

Compatible with all permanent magnet driven shakers on the market
High signal-to-noise ratio >110 dB
Low distortion factor < 0.05%
OLED display panel for clear monitoring
Comprehensive safety management system monitors temperature, overcurrent, and overtravel
Available in multiple operating voltage ranges (100V, 120V or 230V factory-set) upon request
Switchable between current- or voltage mode operation
Adjustable current limit for precise control
180° phasing switch between input and output signal
Includes 1.5m power cable with connector (custom lengths available)

Safety Features

Built-in interlocks for overload protection, temperature monitoring, and clipping prevention.