有线电视放大器的正确使用

How to Use the Amplifier of Cable TV Correctly

从放大器的分类及特点、同轴电缆及分支器对电视信号的传输特性、放大器的最小输入电平、放大器的输出电平和使用放大器的注意事项5个方面叙述了如何正确使用有线电视放大器。

In the essay narrate how to use the amplifier of cable TV correctly from five aspects： the character and kinds of amplifier, the transmission character of coaxial cable and taps to the TV signal, the smallest input level, the output level of amplifier and the points for attention of using amplifier.