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当录象机、游戏机和电视机转换连接时,必须拔插连接线,非常不便。而使用本文所介绍的转接器,只要用手轻轻一按,就使看电视、看录象、录节目、玩游戏,连电源任意自动转接。该转接器制作简单、使用方便。它的功能有:(1)收看室外天线接收的节目;(2)收看有线电视节目;(3)观看录象节目;(4)用电视机作监视器录室外天线接收的节目;(5)用电视机作监视器录有线电视节目;(6)玩电子游戏。一、电路原理(见图1)
When the VCR, game consoles and TV conversion connection, you must unplug the cable, very inconvenient. The use of the adapter described in this article, as long as the hand gently touch, make watching TV, watching video, recorded programs, play games, even the power automatically transferred. The adapter is simple to manufacture and easy to use. Its functions are: (1) to watch programs received by outdoor antennas; (2) to watch cable television programs; (3) to watch video programs; (4) to use television sets to monitor programs recorded by outdoor antennas; (5) Use TV as monitor to record cable TV program; (6) Play video game. First, the circuit principle (see Figure 1)