JPS6047145U - magnetic recording device - Google Patents
magnetic recording deviceInfo
- Publication number
- JPS6047145U JPS6047145U JP13968583U JP13968583U JPS6047145U JP S6047145 U JPS6047145 U JP S6047145U JP 13968583 U JP13968583 U JP 13968583U JP 13968583 U JP13968583 U JP 13968583U JP S6047145 U JPS6047145 U JP S6047145U
- Authority
- JP
- Japan
- Prior art keywords
- rotary head
- motor
- pulse signal
- magnetic recording
- signal
- 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
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図はこの考案装置の要部の一例の系統図、第２図及
び第３図はその説明のための図である。FIG. 1 is a system diagram of an example of the essential parts of this invented device, and FIGS. 2 and 3 are diagrams for explaining the same.
Claims (1)
タと、上記回転ヘッドの回転周波数及び回転位相に応じ
たパルス信号を得るパルス発生手段と、このパルス発生
手段からのパルス信号と上記モータの回転基準信号とか
ら上記モータの回転を制御するサーボ回路と、記録モー
ド時であって、かつ、テープ走行モード時において上記
基準信号と上記パルス信号との位相差が所定のずれの幅
の範囲内にあるかどうかを検出する手段とを有し、この
検出する手段において上記範囲内にないことが所定時間
以上続いたとき警報が発せられ又は記録モード解除及び
テープ走行停止とされるようになされた磁気記録装置。, a rotary head, a motor for rotationally driving the rotary head, a pulse generating means for obtaining a pulse signal corresponding to the rotational frequency and rotational phase of the rotary head, and a pulse signal from the pulse generating means and a rotation reference for the motor. a servo circuit that controls rotation of the motor based on a signal, and a phase difference between the reference signal and the pulse signal is within a predetermined deviation width in a recording mode and in a tape running mode; magnetic recording device having a means for detecting whether or not the above range is present, and when the detecting means detects that the value is not within the above range for a predetermined period of time or more, an alarm is issued or recording mode is canceled and tape running is stopped. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13968583U JPS6047145U (en) | 1983-09-09 | 1983-09-09 | magnetic recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13968583U JPS6047145U (en) | 1983-09-09 | 1983-09-09 | magnetic recording device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6047145U true JPS6047145U (en) | 1985-04-03 |
Family
ID=30312999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13968583U Pending JPS6047145U (en) | 1983-09-09 | 1983-09-09 | magnetic recording device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6047145U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5025215A (en) * | 1973-07-05 | 1975-03-17 |
-
1983
- 1983-09-09 JP JP13968583U patent/JPS6047145U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5025215A (en) * | 1973-07-05 | 1975-03-17 |
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