ZCTEK  INSTRUMENTS
TEST PLAN
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Reliability Testing Scheme of High Power Loudspeaker

ZC5860 Series Loudspeaker Life Test System is a professional equipment for reliability testing of loudspeakers (or headphones)....
Reliability Testing Scheme of Multiplexer

At present, the speaker aging life tester on the market is generally composed of signal source and power amplifier, which can not meet the increasingly stringent testing requirements ....
The Structure and Working Principle of Microphone

The working principle of electret microphone is that when the acoustic wave makes the electret diaphragm vibrate, the diaphragm is evaporated and the metal plate is intersected....
Multichannel Safety Testing

The principle of electret microphone is that when sound waves make electret diaphragm vibrate, the electric field of capacitance formed between the metal film evaporated ....
ZCTEK INSTR UMENTS

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