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Communication miscellaneous

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Communication miscellaneous
  1. In the stabilized reactance modulator AFC system—
    1. The discriminator must have a fast time constant to prevent demodulation
    2. The higher the discriminator frequency, the better the oscillator frequency stability
    3. The discriminator frequency must not be too low, or the system will fail
    4. Phase modulation is converted into FM by the equalizer circuit
Correct Option: C

NA


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