JPS5860343U - Video tape recorder muting device - Google Patents
Video tape recorder muting deviceInfo
- Publication number
- JPS5860343U JPS5860343U JP15375081U JP15375081U JPS5860343U JP S5860343 U JPS5860343 U JP S5860343U JP 15375081 U JP15375081 U JP 15375081U JP 15375081 U JP15375081 U JP 15375081U JP S5860343 U JPS5860343 U JP S5860343U
- Authority
- JP
- Japan
- Prior art keywords
- tape recorder
- video tape
- signal
- muting device
- magnetic head
- 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
- 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図はビデオテープレコーダの再生動作状態における
テープ走行経路を示す平面図、第２図はこの考案のビデ
オテープレコーダのミューティング装置の１実施例珈気
回路図、第３図ａ、 ｂは第２図の信号入力端子に加
わる制御用パルス信号とミュート信号との関係を示す信
号波形図である。
２・・・テープ、７・・・制御用磁気ヘッド、８・・・
オーディオ信号再生用磁気ヘッド、１７・・・トランジ
スタ、１８・・・ダイオード、１９・・・コンデンサ、
２３・・くニート信号出力端子、２４・・・キャプスタ
ンモータ、２５・・・スイッチ回路。FIG. 1 is a plan view showing the tape running path in the playback operation state of the video tape recorder, FIG. 2 is a circuit diagram of one embodiment of the muting device for the video tape recorder of this invention, and FIGS. 3a and 3b are 3 is a signal waveform diagram showing the relationship between a control pulse signal applied to the signal input terminal of FIG. 2 and a mute signal. FIG. 2... Tape, 7... Control magnetic head, 8...
Magnetic head for audio signal reproduction, 17...transistor, 18...diode, 19...capacitor,
23...Neat signal output terminal, 24...Capstan motor, 25...Switch circuit.
Claims (1)
ドにより検出されたオーディオ信号またはビデオ信号を
検波し、該検波信号が現われない期間に限りミュート信
号を発生させるとともにスイッチ回路をスイッチ動作さ
せ、前記スイッチ回路によりキャプスタンモータを高速
回転させるようにしたビデオテープレコーダのミューテ
ィング装置。It was installed near the reproducing magnetic head. Detects the audio signal or video signal detected by the control magnetic head, generates a mute signal only during a period in which the detected signal does not appear, and operates a switch circuit to rotate the capstan motor at high speed. A muting device for a video tape recorder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15375081U JPS5860343U (en) | 1981-10-14 | 1981-10-14 | Video tape recorder muting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15375081U JPS5860343U (en) | 1981-10-14 | 1981-10-14 | Video tape recorder muting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5860343U true JPS5860343U (en) | 1983-04-23 |
Family
ID=29946357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15375081U Pending JPS5860343U (en) | 1981-10-14 | 1981-10-14 | Video tape recorder muting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5860343U (en) |
-
1981
- 1981-10-14 JP JP15375081U patent/JPS5860343U/en active Pending
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