Traditional Culture Encyclopedia - Traditional festivals - About the walkie-talkie band test
About the walkie-talkie band test
Heh, this is a handheld frequency meter. Close to the device transmitting radio can be measured out of the frequency of the radio. For example, measure the walkie-talkie within two meters can be measured. The use of 9V square battery. Very easy to use, press the button to turn on, long press the button to turn off, specific look at the manual will be.
The model is GY560, frequency from 50M-2.4G including cell phone frequency can be measured.
Taobao bought 120 a, many sell this. Their own modification is exempt from it, design and production of this should be very complex, directly spend 100 dollars to buy one, it is very convenient.
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