JPH01162192U - - Google Patents
Info
- Publication number
- JPH01162192U JPH01162192U JP5754088U JP5754088U JPH01162192U JP H01162192 U JPH01162192 U JP H01162192U JP 5754088 U JP5754088 U JP 5754088U JP 5754088 U JP5754088 U JP 5754088U JP H01162192 U JPH01162192 U JP H01162192U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- head
- rotating
- recording
- reproducing
- 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
- 101710162453 Replication factor A Proteins 0.000 claims 1
- 102100035729 Replication protein A 70 kDa DNA-binding subunit Human genes 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Description
第１図はこの考案の一実施例を示すブロツク図
、第２図は磁気ヘツドの配置を示す図、第３図は
信号波形を示すタイムチヤート、第４図はビデオ
テープ上の記録トラツクの一例を示す図である。
Ｌ，Ｒ，Ｌ′，Ｒ′……ヘツド、３……記録再
生アンプ、４……記録系回路、５……再生系回路
、６……レベル検出回路、９……発光ダイオード
。
Figure 1 is a block diagram showing an embodiment of this invention, Figure 2 is a diagram showing the arrangement of magnetic heads, Figure 3 is a time chart showing signal waveforms, and Figure 4 is an example of a recording track on a video tape. FIG. L, R, L', R'...Head, 3...Recording/reproducing amplifier, 4...Recording circuit, 5...Reproducing circuit, 6...Level detection circuit, 9...Light emitting diode.
Claims (1)
たｎ個（ｎ≧３の整数）の回転磁気ヘツドの回転
軌跡に対して磁気テープを（１―１／ｎ）×３６
０度以上にわたつて螺旋状に巻き付けて走行させ
、各回転ヘツドの（１―１／ｎ）×３６０度の回
転圧間毎に順次回転ヘツドを切換えて使用して記
録する磁気記録再生装置において、記録モード時
に、記録動作中の磁気ヘツド以外の他の磁気ヘツ
ドの１つを再生ヘツドとして動作させ、再生ＲＦ
信号出力を出力する手段と、再生レベル信号を検
出する検出手段と、検出手段の信号によりヘツド
目詰まりを表示する表示手段とを備え、表示手段
によりヘツド目詰まりを表示することを特徴とす
る磁気記録再生装置。 The magnetic tape is (1-1/n) x 36 with respect to the rotation locus of n (an integer of n≧3) rotating magnetic heads arranged at equal angles to the center of the rotating cylinder.
In a magnetic recording and reproducing device that records by winding a magnetic head in a spiral over 0 degrees and running it, and sequentially switching between rotating heads every rotation pressure of (1-1/n) x 360 degrees of each rotating head. , in the recording mode, one of the magnetic heads other than the magnetic head in the recording operation is operated as a reproducing head, and the reproducing RF
A magnetic device comprising a means for outputting a signal, a detecting means for detecting a reproduction level signal, and a display means for displaying a clogged head based on a signal from the detecting means, and the display means indicates a clogged head. Recording and playback device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5754088U JPH01162192U (en) | 1988-04-28 | 1988-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5754088U JPH01162192U (en) | 1988-04-28 | 1988-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162192U true JPH01162192U (en) | 1989-11-10 |
Family
ID=31283390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5754088U Pending JPH01162192U (en) | 1988-04-28 | 1988-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162192U (en) |
-
1988
- 1988-04-28 JP JP5754088U patent/JPH01162192U/ja active Pending
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