CN-1: Reactance Modulation– PLL Demodulation

CN-2: Voice Modulation Demodulation

CN-3: Varactor Modulation – Quadrature Demodulation

CN-4: Reactance Modulation – Phase detector Demodulation

CN-5: Varactor Modulation – Foster Seeley Demodulation

CN-6: Varactor Modulation – Ratio Detector Demodulation