JPS5994483U - magnetic recording and playback device - Google Patents
magnetic recording and playback deviceInfo
- Publication number
- JPS5994483U JPS5994483U JP19155282U JP19155282U JPS5994483U JP S5994483 U JPS5994483 U JP S5994483U JP 19155282 U JP19155282 U JP 19155282U JP 19155282 U JP19155282 U JP 19155282U JP S5994483 U JPS5994483 U JP S5994483U
- Authority
- JP
- Japan
- Prior art keywords
- switch means
- terminal
- magnetic recording
- dropout
- 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
- Television Signal Processing For Recording (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図は本考案の磁気録画再生装置の説明のた
゛めのヘッド配置図、第2図は従来の同装置の要部ブロ
ック図、第3図は本考案の要部ブロック図をゝ示す。
主な図番の説明、1・・・FM信号入力端子、4・・・
ドロップアウト補償回路、5・・・ドロップアウト検出
器、9・・・制御端子、10・・・第1のスイッチ手段
、11・・・第2のスイッチ手段、12・・・第3のス
イッチ手段、13・・・IH遅延線。Figure 1 is for explaining the magnetic recording and reproducing device of the present invention.
2 is a block diagram of the main parts of the conventional apparatus, and FIG. 3 is a block diagram of the main parts of the present invention. Explanation of main drawing numbers, 1...FM signal input terminal, 4...
Dropout compensation circuit, 5... Dropout detector, 9... Control terminal, 10... First switch means, 11... Second switch means, 12... Third switch means , 13...IH delay line.
Claims (1)
第1の磁気ヘッドと、該第1の磁気ヘッドと1水平期間
(IH)分ずらした位置に設けられた特殊再生用回転磁
気−\ラドより成る第2の磁気ヘッドを有し、IH遅延
線及びドロップアウト補償回路を備、えた磁気録画再生
装置において、FM信号入力端子にドロップアウト検出
器の入力側を接続すると共に該ドロップアウト検出器の
出力側を第1のスイッチ手段に接続し、前記FM信号入
力端子に第2のスイッチ手段を介してIH遅延線の一端
を接続すると共に他端を第3のスイッチ手段に接続し、
該第3のスイッチ手段の一端及び前記第2のスイッチ手
段の一端とを出力端子に接続し、前記第1のスイッチ手
段の出力端を前記第3のスイッチ手段の制御端子に接続
すると共に前記第1及び第2のスイッチ手段の制御端子
にヘッド切換パルス端子を接続したことを特徴とする磁
気録画再生装置。A pair of rotating magnets for recording and normal playback - A first magnetic head made of RAD, and a rotating magnet for special playback provided at a position shifted by one horizontal period (IH) from the first magnetic head. In a magnetic recording and reproducing apparatus having a second magnetic head made of RAD, and equipped with an IH delay line and a dropout compensation circuit, the input side of a dropout detector is connected to an FM signal input terminal, and the dropout is detected. an output side of the device is connected to a first switch means, one end of the IH delay line is connected to the FM signal input terminal via a second switch means, and the other end is connected to a third switch means;
One end of the third switch means and one end of the second switch means are connected to an output terminal, an output end of the first switch means is connected to a control terminal of the third switch means, and one end of the second switch means is connected to an output terminal of the third switch means. 1. A magnetic recording and reproducing apparatus characterized in that a head switching pulse terminal is connected to the control terminals of the first and second switch means.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19155282U JPS5994483U (en) | 1982-12-17 | 1982-12-17 | magnetic recording and playback device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19155282U JPS5994483U (en) | 1982-12-17 | 1982-12-17 | magnetic recording and playback device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5994483U true JPS5994483U (en) | 1984-06-27 |
Family
ID=30412459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19155282U Pending JPS5994483U (en) | 1982-12-17 | 1982-12-17 | magnetic recording and playback device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5994483U (en) |
-
1982
- 1982-12-17 JP JP19155282U patent/JPS5994483U/en active Pending
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