PLL FM demodulator LM565CN RC4558DN schematic

  
Circuit is shown using 10kHz 3kHz LM565CN constitute the FM demodulation circuit. The V1 and V2 differential demodulation output diagram (b) of the differential amplifier A1 level displacement and amplification, and then by the A2 active LPF filtered pulsating component of 20kHz.
PLL FM demodulator LM565CN RC4558DN schematic - schematic




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