Kenwood TK-3178
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Payment
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Origin
China Mainland
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Minimum Order
15
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Packing
Pieces
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- Description
Product Detail
Modulated signal and modulation circuit:
People's voice through a microphone is converted into audio signals
Signaling processing:
CPU generate CTCSS / CDCSS signal after amplification adjustment, enter VCO modulation. After receiving the low frequency signal obtained by frequency discriminator part amplified and sub audio band-pass filter for filtering shaping into the CPU, with a preset value, the result will control output audio amplifier and speakers. That is, if the preset values are the same, then turn on the speaker, if different, off the speaker.
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