发明名称 |
IMPROVEMENTS IN AND RELATING TO WIRED BROADCASTING SYSTEMS |
摘要 |
A hybrid coupling transformer system is used in wired broadcasting systems with two transformers coupled through a pair of series windings on the respective transformers carrying TV signals. A second winding is coupled in series anti-phase and output windings are coupled to subscriber stations. Audio signals are separately connected in some embodiments to centertopped output windings. |
申请公布号 |
ZA7003760(B) |
申请公布日期 |
1971.01.27 |
申请号 |
ZA19700003760 |
申请日期 |
1970.06.03 |
申请人 |
COMMUNICATIONS PATENTS LTD |
发明人 |
GARGINI E |
分类号 |
H04B3/00;H04N5/60;H04N7/10 |
主分类号 |
H04B3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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