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本接收机供接收两套节目之用。一套节目是中央台第一套节目,通过66～73兆赫内的主信道播出;另一套节目是附加的区办地方性专门节目,通过第二信道播出。第二信道通过yBK—H广播信道复用系统,以频率为62.5千赫的副载波复用中央台第一套节目的发射机。这种接收机用于农村自动化有线广播站(APTy)。
The receiver for receiving two sets of programs purposes. One program is the first CCTV program broadcast through the main channel of 66-73 MHz. The other program is an additional regional special program broadcast through the second channel. The second channel multiplexes the transmitter of the first set of programs of the central station through sub-carriers of frequency 62.5 kHz through the yBK-H broadcast channel multiplexing system. This receiver is used in rural automated cable broadcast stations (APTy).