JPS6025229U - Switches and distributors for cable television broadcasting facilities - Google Patents

Switches and distributors for cable television broadcasting facilities

Info

Publication number
JPS6025229U
JPS6025229U JP11656283U JP11656283U JPS6025229U JP S6025229 U JPS6025229 U JP S6025229U JP 11656283 U JP11656283 U JP 11656283U JP 11656283 U JP11656283 U JP 11656283U JP S6025229 U JPS6025229 U JP S6025229U
Authority
JP
Japan
Prior art keywords
cable television
television broadcasting
distributors
switches
broadcasting facilities
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP11656283U
Other languages
Japanese (ja)
Inventor
関口　光男
Original Assignee
日本電気株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP11656283U priority Critical patent/JPS6025229U/en
Publication of JPS6025229U publication Critical patent/JPS6025229U/en
Pending legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案が適用される分岐器および分配器を含む
有線テレビジョン放送施設の主要部を示すブロック図、
第２図は本考案の一実施例の要部を示す回路図である。 図において、１・・・・・・ヘッドエンド装置、２゜３
．４．１２・・・・・・増幅器、５，１３・・・・・・
遠方給電装置、６．８．　１４．　１６・・・・・・分
岐器、７，９゜１１．１５，１７，１９・・・・・・加
入者端末、１０゜１８・・・・・・分配器、２０．２１
・・・・・・分配線用コイル、２２，２３，３２，３３
，４０，４１・・・・・・バイパスコンデンサ、２４・
・・・・・方向性結合器、２５、　２７．　３１．　３
９・・・・・・抵抗器、２６，３０゜３８・・・・・・
ハイブリッドトランス、２８，３４，３６．４２・・・
・・・給電用ヒユーズ、２９，３５，３７．４３・・・
・・・引込線用給電コイル。FIG. 1 is a block diagram showing the main parts of a cable television broadcasting facility including a branch and a distributor to which the present invention is applied;
FIG. 2 is a circuit diagram showing a main part of an embodiment of the present invention. In the figure, 1...head end device, 2゜3
．． 4.12...Amplifier, 5,13...
Remote power supply device, 6.8. 14. 16... Branch, 7,9゜11.15,17,19...Subscriber terminal, 10゜18...Distributor, 20.21
...Distribution line coil, 22, 23, 32, 33
, 40, 41... Bypass capacitor, 24.
...Directional coupler, 25, 27. 31. 3
9...Resistor, 26,30°38...
Hybrid transformer, 28, 34, 36.42...
...Power supply fuse, 29, 35, 37.43...
...Feeding coil for lead-in line.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 加入者端末側の各引込線端子に対応する給電回路に、そ
れぞれ遠方給電用ヒユーズを備えることを特徴とする有
線テレビジョン放送施設用分岐器および分配器。A branching switch and a distributor for a cable television broadcasting facility, characterized in that a power supply circuit corresponding to each drop-in terminal on a subscriber terminal side is provided with a fuse for distant power supply.
JP11656283U 1983-07-27 1983-07-27 Switches and distributors for cable television broadcasting facilities Pending JPS6025229U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11656283U JPS6025229U (en) 1983-07-27 1983-07-27 Switches and distributors for cable television broadcasting facilities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11656283U JPS6025229U (en) 1983-07-27 1983-07-27 Switches and distributors for cable television broadcasting facilities

Publications (1)

Publication Number Publication Date
JPS6025229U true JPS6025229U (en) 1985-02-20

Family

ID=30268650

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11656283U Pending JPS6025229U (en) 1983-07-27 1983-07-27 Switches and distributors for cable television broadcasting facilities

Country Status (1)

Country Link
JP (1) JPS6025229U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62192714U (en) * 1986-05-28 1987-12-08
WO1997007571A1 (en) * 1995-08-11 1997-02-27 Maspro Denkoh Co., Ltd. Branching device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62192714U (en) * 1986-05-28 1987-12-08
JPH0529693Y2 (en) * 1986-05-28 1993-07-29
WO1997007571A1 (en) * 1995-08-11 1997-02-27 Maspro Denkoh Co., Ltd. Branching device
US5892413A (en) * 1995-08-11 1999-04-06 Maspro Denkoh, Co., Ltd. Multi-tap distribution apparatus

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