The mixed signal is coupled through a demultiplexer to respective inputs of {TAIL ~ first, second, third and fourth low pass filters}, {HEAD ~ each} of which has a cut off frequency which is one half of the decoder passband 
of
The mixed signal is coupled through a demultiplexer to respective inputs of { TAIL ~ first , second , third and fourth low pass filters } , { HEAD ~ each } of which has a cut off frequency which is one half of the decoder passband
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH