JPS5981142U - Dx/Lo circuit - Google Patents
Dx/Lo circuitInfo
- Publication number
- JPS5981142U JPS5981142U JP17605082U JP17605082U JPS5981142U JP S5981142 U JPS5981142 U JP S5981142U JP 17605082 U JP17605082 U JP 17605082U JP 17605082 U JP17605082 U JP 17605082U JP S5981142 U JPS5981142 U JP S5981142U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- switching element
- changeover switch
- circuit
- controlling
- 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
Links
Landscapes
- Electronic Switches (AREA)
- Circuits Of Receivers In General (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図および第２図は共に従来例を示す回路図、第３図
および第４図は共に本考案実施例を示す回路図である。
ＡＮＴ・・・アンテナ、Ｒｙ・・・リレー、Ｑｂ Ｑ２
・・・トランジスタ、Ｓｌ・・・ラジオ／テープ切換用
スイッチ、Ｓ２・・・Ｄｘ／Ｌｏ切換用スイッチ、Ｓ３
・・・ＡＭ／ＦＭ切換用スイッチ。FIG. 1 and FIG. 2 are both circuit diagrams showing a conventional example, and FIG. 3 and FIG. 4 are both circuit diagrams showing an embodiment of the present invention. ANT...Antenna, Ry...Relay, Qb Q2
...Transistor, Sl...Radio/tape switching switch, S2...Dx/Lo switching switch, S3
...AM/FM switching switch.
Claims (1)
タ駆動用電源の供給を制御するためのスイッチング素子
と、スイッチング素子を制御するためのＤＸ／ＬＯ切換
用スイッチとを含み、上記ＤＸ／ＬＯ切換用スイッチが
Ｌｏ側に切り換えられた時スイッチング素子により上記
アンテナが縮小動作を行なうような電源かモータに供給
されるように構成したことを特徴とするＤｘ／Ｌｏ回路
。 ２ 上記Ｄｘ／Ｌｏ切換用スイッチをＡＭおよびＦＭ受
信回路に共用させ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Ｄｘ／Ｌｏ回路。[Claims for Utility Model Registration] 1. Includes an antenna that can be expanded and contracted by a motor, a switching element for controlling the supply of power for driving the motor, and a DX/LO changeover switch for controlling the switching element. A Dx/Lo circuit, characterized in that when the DX/LO changeover switch is switched to the Lo side, a switching element supplies power to the motor so that the antenna performs a reduction operation. 2. The Dx/Lo circuit according to claim 1, wherein the Dx/Lo changeover switch is shared by AM and FM receiving circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17605082U JPS5981142U (en) | 1982-11-19 | 1982-11-19 | Dx/Lo circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17605082U JPS5981142U (en) | 1982-11-19 | 1982-11-19 | Dx/Lo circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5981142U true JPS5981142U (en) | 1984-06-01 |
Family
ID=30382850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17605082U Pending JPS5981142U (en) | 1982-11-19 | 1982-11-19 | Dx/Lo circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5981142U (en) |
-
1982
- 1982-11-19 JP JP17605082U patent/JPS5981142U/en active Pending
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