Kenwood TK-3178

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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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THE Communications Electronics Co., Ltd.

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