| 关于有线电视干线放大器的芯线供电问题 |
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| 引用本文： | 张海标.关于有线电视干线放大器的芯线供电问题[J].海南大学学报(自然科学版),2001,19(4):323-325. |
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| 作者姓名： | 张海标 |
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| 作者单位： | 海南广播电视台石山微波站, |
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| 摘 要： | 阐述了目前有线电视网、有线电视干线放大器芯线供电的基本工作原理以及存在的有关问题 ,认为在设计使用有线电视网时应该注重考虑网络今后的发展及各环节发生故障时所造成的影响面积的大小问题 ,同时也应考虑信号优质和造价问题
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| 关 键 词： | 变压器抽头 干线放大器 回路电阻 电压降 |
| 文章编号： | 1004-1729(2001)04-0323-03 |
| 修稿时间： | 2001年4月28日 |
Problems about the Cord Line Power Supply in Applying Cable Television Trunk Line Amplifier |
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| ZHANG Hai,biao.Problems about the Cord Line Power Supply in Applying Cable Television Trunk Line Amplifier[J].Natural Science Journal of Hainan University,2001,19(4):323-325. |
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| Authors: | ZHANG Hai biao |
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| Abstract: | The author elabrates the working principle and the existing problems about the cord line power supply in the present use of cable TV network and cable TV trunk line,and thinks that when designing and applying the cable TV network,we should pay more attention to the future development of network and to the influence scope resulted from the breakdown in every linkage,meanwhile we should considerate the problems about high quality signal and cost. |
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| Keywords: | transformer kitty percentage trunk line amplifier circuit resistance variable voltage |
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