It is another object of the present invention to provide the squelch detecting circuit wherein the squelch alarm signal is stopped immediately when {HEAD ~ the carrier frequency signal level} is recovered above {TAIL ~ the threshold level} 
is recovered above
It is another object of the present invention to provide the squelch detecting circuit wherein the squelch alarm signal is stopped immediately when { HEAD ~ the carrier frequency signal level } is recovered above { TAIL ~ the threshold level }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL