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目前,家电市场上出售的彩色电视机几乎都可设200个频道,然而仅从技术角度看似乎没有必要,100个频道就足够了。笔者认为,从消费者便于记忆、使用方便的角度来看彩电设置200个频道很有必要。为了叙述的方便,以济南市区为例如以说明。用001～011频道号存储中央电视台的11套节目;用021～027频道号存储山东电视台的7套节目;用031～037频道号存储济
Almost 200 color channels are currently available for sale on the home appliance market, but it seems technically unnecessary and 100 channels are sufficient. The author believes that from the convenience of consumers to remember, easy to use color TV set 200 channels is necessary. For the convenience of narration, Jinan City, for example, to illustrate. With 001 ~ 011 channel number stored CCTV 11 sets of programs; with 021 ~ 027 channel number stored in Shandong TV sets of 7 programs; with 031 ~ 037 channel number storage economy