ZC1681B-S480 Simple Multi-Channel Loudspeaker Life Test System
Model ZC1681B-S480 Speaker Life Tester is a multiplexed product of the ZC1681 series, which is a simple and easy-to-operate product designed mainly for short-term verification of products before shipment.
The number of channels is large, easy to operate, 480 channels can be started at the same time, open circuit, short circuit judgment and indicator display.
Complete test signals, built-in sine wave frequency fixing/sweeping, SD player can meet the requirements of loudspeaker life test under different reference standards.
Modular structure design, contains 5 units, each unit 6 modules, each module contains 16 parallel class D amplifiers, each amplifier is independent of each other, easy maintenance and fault detection.
Technical indicators
model number
ZC1681B-S480
Amplifier parameters
480 independent power amplifiers
High output power per circuit
≤3.5W
Large total output power
≤1800W
frequency response
20Hz~20kHz (±0.25dB)
Total Harmonic Distortion (THD)
≤1%@1W 1K Sine
Output Impedance
≤0.15Ω
Load Impedance
4~16Ω
Output voltage adjustable range
0.10V ~ 4.00V (0.01V step), One Bus Setting Voltage
protective function
Short circuit protection, overheating protection
Sine wave signal generator
frequency range
20Hz~20KHz
frequency accuracy
±0.01%
frequency stability
Better than 60ppm
Spot/Sweep, settable, sweep selectable linear or logarithmic
sweep period
0~100 seconds
audio player
Large supported sample rate (KHz)
48KHz
Fully support FAT16, FAT32 file system, large support 32G TF card
Comprehensive test and measurement service provider-Shenzhen Weike Electronic Technology Co.
