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Published by xia, CrystalDec 26,2018

The working principle and function of infrared alarm sensor

Infrared?alarm sensor are widely used in various security industries and home security, and are i...

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Published by xia, CrystalDec 06,2018

Introduction to the performance and advantages of wireles...

The encoding methods we commonly use in wireless transmitter modules are fixed code and rolling c...

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