郑立坤, 李长庚. 有线电视信号“漏斗”故障成因及对策[J]. 信阳师范学院学报(自然科学版), 2001, 14(2): 234-235.
引用本文: 郑立坤, 李长庚. 有线电视信号“漏斗”故障成因及对策[J]. 信阳师范学院学报(自然科学版), 2001, 14(2): 234-235.
ZHENG Li kun, LI Chang geng. The cause and countermeaure of CATV[J]. Journal of Xinyang Normal University (Natural Science Edition), 2001, 14(2): 234-235.
Citation: ZHENG Li kun, LI Chang geng. The cause and countermeaure of CATV[J]. Journal of Xinyang Normal University (Natural Science Edition), 2001, 14(2): 234-235.

有线电视信号“漏斗”故障成因及对策

The cause and countermeaure of CATV

  • 摘要: 在对有线电视维修过程中有时会出现某一频道信号严重凹陷的现象 (称之为“漏斗现象”) ,从而造成这一频道信号在这一区域无法收看 ,对此现象的形成原因进行客观分析 ,提出施工过程中应采取的具体对策

     

    Abstract: In servicing the CATV,the sudden sunken signals(or funnels)accidenlty appear in some channels.And the programs in this channel cannot be received.This paper analyses this phenomenon and its cause objectively and raises some countermeasures in the CATV installation.

     

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