JPS6056918U - Reference signal switching device for servo circuit in recording and reproducing equipment - Google Patents
Reference signal switching device for servo circuit in recording and reproducing equipmentInfo
- Publication number
- JPS6056918U JPS6056918U JP1983148324U JP14832483U JPS6056918U JP S6056918 U JPS6056918 U JP S6056918U JP 1983148324 U JP1983148324 U JP 1983148324U JP 14832483 U JP14832483 U JP 14832483U JP S6056918 U JPS6056918 U JP S6056918U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- reference signal
- servo circuit
- switching device
- fixed frequency
- 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
Links
Landscapes
- Management Or Editing Of Information On Record Carriers (AREA)
- Feedback Control In General (AREA)
- Control Of Electric Motors In General (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図は一般のダビング記録或いは編集記録システムの
概略図、第２図は本考案装置の一実施例のブロック系統
図、第３図は本考案装置を通用し得る記録再生装置の概
略斜視図、第４図は第３図中サーチボリュームの概略図
である。
１・・・再生機、２．．４・・・モニタ受像機、３・・
・編集機、９・・・ビデオ信号入力端子、１１・・・垂
直同期信号分離回路、１２・・・スイッチング信号発生
回路、１３・・・スイッチ、１５・・・位相制御回路、
１６・・・サーチボリューム、２１・・・制御信号発生
回路、２３・・・水晶発振器。Fig. 1 is a schematic diagram of a general dubbing recording or editing recording system, Fig. 2 is a block diagram of an embodiment of the device of the present invention, and Fig. 3 is a schematic perspective view of a recording/reproducing device that can be used with the device of the present invention. , FIG. 4 is a schematic diagram of the search volume in FIG. 3. 1... Regenerator, 2. ．． 4...Monitor receiver, 3...
- Editing machine, 9... Video signal input terminal, 11... Vertical synchronization signal separation circuit, 12... Switching signal generation circuit, 13... Switch, 15... Phase control circuit,
16...Search volume, 21...Control signal generation circuit, 23...Crystal oscillator.
Claims (1)
御するのに必要な周波数の基準信号を出力する固定周波
数発振器と、サーチ速度を順方向１倍速に設定した時に
制御信号を出力する回路と、該固定周波数発振器の出力
とダビング記録時、編集記録時等に接続される記録再生
装置から入来するビデオ信号から得られる基準信号とを
供給され該回路からの制御信号により該固定周波数発振
器の出力を選択して回転ドラムモータ及びキャプスタン
モータを夫々位相制御するサーボ回路に供給するスイッ
チとを設けてなる記録再生装置におけるサーボ回路の基
準信号切換装置。a fixed frequency oscillator that outputs a reference signal of the frequency necessary to phase control the rotating drum motor and the capstan motor, a circuit that outputs a control signal when the search speed is set to 1x speed in the forward direction, and the fixed frequency oscillator. The output of the fixed frequency oscillator is supplied with the output of the oscillator and a reference signal obtained from a video signal input from a recording/reproducing device connected during dubbing recording, editing recording, etc., and the output of the fixed frequency oscillator is selected by a control signal from the circuit. A reference signal switching device for a servo circuit in a recording/reproducing apparatus, comprising a switch for supplying signals to a servo circuit for controlling the phases of a rotating drum motor and a capstan motor, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983148324U JPS6056918U (en) | 1983-09-26 | 1983-09-26 | Reference signal switching device for servo circuit in recording and reproducing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983148324U JPS6056918U (en) | 1983-09-26 | 1983-09-26 | Reference signal switching device for servo circuit in recording and reproducing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6056918U true JPS6056918U (en) | 1985-04-20 |
| JPH0115008Y2 JPH0115008Y2 (en) | 1989-05-02 |
Family
ID=30329575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983148324U Granted JPS6056918U (en) | 1983-09-26 | 1983-09-26 | Reference signal switching device for servo circuit in recording and reproducing equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6056918U (en) |
-
1983
- 1983-09-26 JP JP1983148324U patent/JPS6056918U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0115008Y2 (en) | 1989-05-02 |
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