JPS6035368U - Clock generator for recording/playback equipment - Google Patents
Clock generator for recording/playback equipmentInfo
- Publication number
- JPS6035368U JPS6035368U JP12474083U JP12474083U JPS6035368U JP S6035368 U JPS6035368 U JP S6035368U JP 12474083 U JP12474083 U JP 12474083U JP 12474083 U JP12474083 U JP 12474083U JP S6035368 U JPS6035368 U JP S6035368U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- clock generator
- changeover switch
- playback equipment
- pll circuit
- 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図は本考案に係る記録再生装置の回転ヘッド装置の
例を示す構成図、第２図及び第３図は夫々その説明のた
めの図、第４図は従来のクロック発生器を示す構成図、
第５図は本考案の一実施例を示す構成図である。
４はＰＬＬ回路、１０は切換スイッチ、ＨＡ及びＨＢは
夫々回転磁気ヘッドである。FIG. 1 is a configuration diagram showing an example of a rotary head device of a recording/reproducing apparatus according to the present invention, FIGS. 2 and 3 are diagrams for explaining the same, and FIG. 4 is a configuration diagram showing a conventional clock generator. figure,
FIG. 5 is a block diagram showing an embodiment of the present invention. 4 is a PLL circuit, 10 is a changeover switch, and HA and HB are rotating magnetic heads, respectively.
Claims (1)
記録トラックが回転磁気ヘッドにより磁気テープ上に順
次形成されるようになされた記録再生装置において、信
号処理用のマスタークロックを得るＰＬＬ回路と通常記
録再生時及び他の動作モードで切換えられる切換スイッ
チとが設けられ、上記ＰＬＬ回路に上記切換スイッチを
介して上記回転磁気ヘッドの回転位相検出手段からの検
出信号またはサーボ基準信号が供給されることを特徴と
する記録再生装置のクロック発生器。In a recording and reproducing apparatus in which recording tracks in which video signals and PCM audio signals are recorded are sequentially formed on a magnetic tape by a rotating magnetic head, a PLL circuit that obtains a master clock for signal processing and a normal A changeover switch that can be changed during recording and reproduction and in other operation modes is provided, and a detection signal or a servo reference signal from the rotational phase detection means of the rotary magnetic head is supplied to the PLL circuit via the changeover switch. A clock generator for a recording/reproducing device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12474083U JPS6035368U (en) | 1983-08-11 | 1983-08-11 | Clock generator for recording/playback equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12474083U JPS6035368U (en) | 1983-08-11 | 1983-08-11 | Clock generator for recording/playback equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6035368U true JPS6035368U (en) | 1985-03-11 |
Family
ID=30284243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12474083U Pending JPS6035368U (en) | 1983-08-11 | 1983-08-11 | Clock generator for recording/playback equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6035368U (en) |
-
1983
- 1983-08-11 JP JP12474083U patent/JPS6035368U/en active Pending
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