JPS5819536U - Karchyuna - Google Patents

Karchyuna

Info

Publication number
JPS5819536U
JPS5819536U JP11412381U JP11412381U JPS5819536U JP S5819536 U JPS5819536 U JP S5819536U JP 11412381 U JP11412381 U JP 11412381U JP 11412381 U JP11412381 U JP 11412381U JP S5819536 U JPS5819536 U JP S5819536U
Authority
JP
Japan
Prior art keywords
switching circuit
scan sensitivity
circuit
utility
switched
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
JP11412381U
Other languages
Japanese (ja)
Inventor
水本　善朗
Original Assignee
アルパイン株式会社
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 アルパイン株式会社 filed Critical アルパイン株式会社
Priority to JP11412381U priority Critical patent/JPS5819536U/en
Publication of JPS5819536U publication Critical patent/JPS5819536U/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (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図は従来のカーチューナの一例の回路構成図、第２
図は本考案になるカーチューナの一実施例の回路構成図
、第３図は本考案になるカーチューナの一変形例の要部
の回路構成図である。 Ｃ・・・受信感度低減用コンデンサ、７，１５゜１６・
・・トランジスタ、１１・・・ディマースイッチ、１３
・・・カーチューナ、１４．１９・・・スキャン感度切
換回路、１７・・・発光ダイオード、１８・・・ホトト
ランジスタ。Figure 1 is a circuit diagram of an example of a conventional car tuner;
The figure is a circuit configuration diagram of an embodiment of the car tuner according to the present invention, and FIG. 3 is a circuit configuration diagram of a main part of a modified example of the car tuner according to the present invention. C... Capacitor for reducing reception sensitivity, 7,15°16.
...Transistor, 11...Dimmer switch, 13
...Car tuner, 14.19...Scan sensitivity switching circuit, 17...Light emitting diode, 18...Phototransistor.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）昼間と夜間でスキャン感度を切換えることができ
るようにスキャン感度切換回路を設けたカーチューナに
おい−で、該スキャン感度切換回路をディマースイッチ
のオン・オフに関連し、て電気的に切換える構成として
なるカーチューナ。(1) In a car tuner equipped with a scan sensitivity switching circuit so that the scan sensitivity can be switched between daytime and nighttime, the scan sensitivity switching circuit is electrically switched in conjunction with the on/off of the dimmer switch. Car tuner as a configuration. （２）前記スキャン感度切換回路は、ディマースイッチ
のオン・オフによりスイッチングされる！・ランジスタ
を介して、閉路又は開路することにより切換える構成と
してなることを特徴とする実用新案登録請求の範囲第１
項記載のカーチューナ。(2) The scan sensitivity switching circuit is switched by turning on and off the dimmer switch!・Utility model registration claim 1, characterized in that it has a configuration in which switching is performed by closing or opening a circuit through a transistor.
Car tuner described in section. （３）前記スキャン感度切換回路は、ディマーランプの
光を受光して作動するホトトランジスタを介して、閉路
又は開路することにより切換える構成としてなることを
特徴とする実用新案登録−請求の範囲第１項記載のカー
チューナ。(3) The scan sensitivity switching circuit is configured to switch by closing or opening a circuit through a phototransistor that operates upon receiving light from a dimmer lamp.Registration of a utility model - Claim 1 Car tuner described in section.
JP11412381U 1981-07-31 1981-07-31 Karchyuna Pending JPS5819536U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11412381U JPS5819536U (en) 1981-07-31 1981-07-31 Karchyuna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11412381U JPS5819536U (en) 1981-07-31 1981-07-31 Karchyuna

Publications (1)

Publication Number Publication Date
JPS5819536U true JPS5819536U (en) 1983-02-07

Family

ID=29908410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11412381U Pending JPS5819536U (en) 1981-07-31 1981-07-31 Karchyuna

Country Status (1)

Country Link
JP (1) JPS5819536U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49107125A (en) * 1973-02-12 1974-10-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49107125A (en) * 1973-02-12 1974-10-11

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