A system for demodulating {HEAD ~ an angle modulated wave} which is picked up from {TAIL ~ a recording medium} on which is recorded an audio signal which is angle modulated on a carrier wave, said system comprising: 
is picked up from
A system for demodulating { HEAD ~ an angle modulated wave } which is picked up from { TAIL ~ a recording medium } on which is recorded an audio signal which is angle modulated on a carrier wave , said system comprising :
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH