JPS5837269U - Changeover switch circuit - Google Patents
Changeover switch circuitInfo
- Publication number
- JPS5837269U JPS5837269U JP13107181U JP13107181U JPS5837269U JP S5837269 U JPS5837269 U JP S5837269U JP 13107181 U JP13107181 U JP 13107181U JP 13107181 U JP13107181 U JP 13107181U JP S5837269 U JPS5837269 U JP S5837269U
- Authority
- JP
- Japan
- Prior art keywords
- changeover switch
- power source
- switch
- output
- power
- 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
- Television Signal Processing For Recording (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (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
第1図は従来例における切換スイッチ回路の回路図。第
2図は本考案の実施例を示す回路図である。
主な図番の説明、1・・・VTR,2・・・テレビ受信
機、3−・・アンテナ、4・・・RFコンバーター、5
・・・電子スイッチ、6・・・第1電源、7・・・手動
切換スイッチ、10・・・第2電源、11・・・電源ス
ィッチ。FIG. 1 is a circuit diagram of a conventional changeover switch circuit. FIG. 2 is a circuit diagram showing an embodiment of the present invention. Explanation of main figure numbers, 1...VTR, 2...TV receiver, 3-...antenna, 4...RF converter, 5
...Electronic switch, 6...First power supply, 7...Manual changeover switch, 10...Second power supply, 11...Power switch.
Claims (1)
号に応じて切換えてテレビ受信機に供給する電子スイッ
チと、該電子スイッチに上記制御信号を与える手動切換
スイッチと、第1電源と、該手動切換スイッチに電圧を
供給する第2電源と、該第2電源をオン−オフ制御する
と共に該第2電源オフのときのみ該第1電源の出力電圧
を該電子スイッチがアンテナ出力を選択するように印加
する電源スィッチとよりなるVTRの切換スイッチ回路
。an electronic switch that switches between the anti-9 output and the reproduction output of the VTR according to an external control signal and supplies it to the television receiver; a manual changeover switch that supplies the control signal to the electronic switch; a first power supply; a second power source that supplies voltage to a manual changeover switch; and an electronic switch that controls on-off of the second power source and selects the antenna output from the output voltage of the first power source only when the second power source is off. A VTR changeover switch circuit consisting of a power switch that applies power to the VTR.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13107181U JPS5837269U (en) | 1981-09-02 | 1981-09-02 | Changeover switch circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13107181U JPS5837269U (en) | 1981-09-02 | 1981-09-02 | Changeover switch circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5837269U true JPS5837269U (en) | 1983-03-10 |
Family
ID=29924667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13107181U Pending JPS5837269U (en) | 1981-09-02 | 1981-09-02 | Changeover switch circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5837269U (en) |
-
1981
- 1981-09-02 JP JP13107181U patent/JPS5837269U/en active Pending
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