Digital display LED AM, FM radio receive frequency counter meter
Features:
FM band is displayed by default Has lost 10.7MHz, 9V-12V DC power supply Very simple to use, If it is a tube FM radio only need to connect to the power supply (red+, black-), Put the frequency meter close to the local oscillator coil around 20cm Can sense the current receiving frequency of the radio, Transistor machine sensing distance is closer















Recensioni
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