JPH02147972U - - Google Patents

Info

Publication number
JPH02147972U
JPH02147972U JP1989055725U JP5572589U JPH02147972U JP H02147972 U JPH02147972 U JP H02147972U JP 1989055725 U JP1989055725 U JP 1989055725U JP 5572589 U JP5572589 U JP 5572589U JP H02147972 U JPH02147972 U JP H02147972U
Authority
JP
Japan
Prior art keywords
coaxial cable
filter
coil
toroidal core
interference waves
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.)
Granted
Application number
JP1989055725U
Other languages
Japanese (ja)
Other versions
JPH0747009Y2 (en
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 filed Critical
Priority to JP1989055725U priority Critical patent/JPH0747009Y2/en
Publication of JPH02147972U publication Critical patent/JPH02147972U/ja
Application granted granted Critical
Publication of JPH0747009Y2 publication Critical patent/JPH0747009Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

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

第１図は本考案に係る妨害波除去用フイルタの
基本構成図を示し、第２図、第３図はそれぞれテ
レビジヨン受信および衛星放送受信に適用された
第１および第２の実施例を示す図である。 １……トロイダルコア、２……同軸ケーブルの
コイル、３……コンデンサ、４……入力接栓、５
……出力接栓、６……テレビジヨン受信アンテナ
、７，８……同軸ケーブルのフイーダ、９……テ
レビジヨン受信機、１０……アンテナ端子、１１
……ＢＳアンテナ、１２……ＢＳコンバータ、１
３，１４……同軸ケーブルのフイーダ、１５……
ＢＳチユーナ、１６……アンテナ端子、１７……
テレビジヨン受信機。 FIG. 1 shows a basic configuration diagram of the interference wave removal filter according to the present invention, and FIGS. 2 and 3 show first and second embodiments applied to television reception and satellite broadcast reception, respectively. It is a diagram. 1... Toroidal core, 2... Coaxial cable coil, 3... Capacitor, 4... Input connector, 5
... Output connector, 6 ... Television reception antenna, 7, 8 ... Coaxial cable feeder, 9 ... Television receiver, 10 ... Antenna terminal, 11
...BS antenna, 12 ...BS converter, 1
3, 14... Coaxial cable feeder, 15...
BS tuner, 16... antenna terminal, 17...
television receiver.

Claims (1)

【実用新案登録請求の範囲】 ラジオ周波数帯強電界から、受信アンテナの同
軸ケーブルを介して受信信号がフイードされる受
信装置への妨害波の混入を除去する妨害波除去用
フイルタにおいて、 当該フイルタが前記同軸ケーブルに挿入される
形態で、トロイダルコアと該トロイダルコアに巻
かれた同軸ケーブルのコイルと該コイルの両端に
介挿されるトリマコンデンサを並列に有するコン
デンサとを具えたことを特徴とする妨害波除去用
フイルタ。[Scope of Claim for Utility Model Registration] A filter for removing interference waves that removes interference waves from a strong electric field in a radio frequency band to a receiving device in which a received signal is fed through a coaxial cable of a receiving antenna, the filter comprising: A disturbance device that is inserted into the coaxial cable and includes a toroidal core, a coil of the coaxial cable wound around the toroidal core, and a capacitor in parallel with a trimmer capacitor inserted at both ends of the coil. Wave removal filter.
JP1989055725U 1989-05-17 1989-05-17 Interfering wave removal filter Expired - Lifetime JPH0747009Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989055725U JPH0747009Y2 (en) 1989-05-17 1989-05-17 Interfering wave removal filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989055725U JPH0747009Y2 (en) 1989-05-17 1989-05-17 Interfering wave removal filter

Publications (2)

Publication Number Publication Date
JPH02147972U true JPH02147972U (en) 1990-12-17
JPH0747009Y2 JPH0747009Y2 (en) 1995-10-25

Family

ID=31578927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989055725U Expired - Lifetime JPH0747009Y2 (en) 1989-05-17 1989-05-17 Interfering wave removal filter

Country Status (1)

Country Link
JP (1) JPH0747009Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55112918U (en) * 1979-01-31 1980-08-08
JPS6185928U (en) * 1984-11-12 1986-06-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55112918U (en) * 1979-01-31 1980-08-08
JPS6185928U (en) * 1984-11-12 1986-06-05

Also Published As

Publication number Publication date
JPH0747009Y2 (en) 1995-10-25

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