This paper, discribes a design of colour TV receiver for receiving TV signals of either PAL, NTSC or SECAM system. Therein, the chips TA7698AP and M51397AP are used as colour decoder.

• 本文叙述的是一种采用TA7698AP及M51397AP集成电路作为色解码器,可自动兼容接收PAL、NTSC或SECAM制电视信号的彩色电视机的设计方案。