Amplified Noise Limiter For Sw Receivers Circuit

  
The noise limiter circuit has a preamplifier clipper, and a switchable audio bandpass filter. Audio levels in the 5- to 50-mV range are amplified in a preamp to several volts p-p, fed to a clipper, voice band filter,
Amplified Noise Limiter For Sw Receivers Circuit - schematic

then to a narrow band active filter which can be switched in and out of the circuit.




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