At receiver stations, signals in received transmissions and from local inputs cause control processors and computers to automate connection and {HEAD ~ operation} of converters , tuners , decryptors , {TAIL ~ recorder/players} , computers , furnaces , etc 
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At receiver stations , signals in received transmissions and from local inputs cause control processors and computers to automate connection and { HEAD ~ operation } of converters , tuners , decryptors , { TAIL ~ recorder / players } , computers , furnaces , etc
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 REL OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH