JPH0230108U - - Google Patents
Info
- Publication number
- JPH0230108U JPH0230108U JP10663188U JP10663188U JPH0230108U JP H0230108 U JPH0230108 U JP H0230108U JP 10663188 U JP10663188 U JP 10663188U JP 10663188 U JP10663188 U JP 10663188U JP H0230108 U JPH0230108 U JP H0230108U
- Authority
- JP
- Japan
- Prior art keywords
- sliding noise
- head
- sliding
- bandpass filter
- recording medium
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Television Signal Processing For Recording (AREA)
Description
第１図は本考案を実施したＶＴＲの要部ブロツ
ク図、第２図はその説明図である。
２……磁気ヘツド、６……バンドパスフイルタ
、８……差分検出回路、９……比較回路、１０…
…表示回路。
FIG. 1 is a block diagram of the essential parts of a VTR embodying the present invention, and FIG. 2 is an explanatory diagram thereof. 2...Magnetic head, 6...Band pass filter, 8...Difference detection circuit, 9...Comparison circuit, 10...
...Display circuit.
Claims (1)
生じる摺動ノイズの通過を許すバンドパスフイル
タと、 前記バンドパスフイルタから得られる摺動ノイ
ズレベルと基準レベルとを比較する比較回路と、 前記比較回路の出力にもとづいて摺動ノイズが
所定値以上であることを表示する表示回路とを備
える磁気記録再生装置。[Claims for Utility Model Registration] A head for reproducing recorded signals from a recording medium, a bandpass filter that allows passage of sliding noise caused by a sliding state between the recording medium and the head, and the bandpass filter. A magnetic recording and reproducing device comprising: a comparison circuit that compares a sliding noise level obtained from a reference level with a reference level; and a display circuit that displays that the sliding noise is equal to or higher than a predetermined value based on the output of the comparison circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10663188U JPH0230108U (en) | 1988-08-11 | 1988-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10663188U JPH0230108U (en) | 1988-08-11 | 1988-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230108U true JPH0230108U (en) | 1990-02-26 |
Family
ID=31340317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10663188U Pending JPH0230108U (en) | 1988-08-11 | 1988-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230108U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619847A (en) * | 1984-06-22 | 1986-01-17 | Sony Corp | Noise measuring instrument |
| JPS6398817A (en) * | 1986-10-15 | 1988-04-30 | Sony Corp | Device for discriminating reproducing state |
| JPS63168806A (en) * | 1987-01-07 | 1988-07-12 | Canon Electronics Inc | Magnetic head |
-
1988
- 1988-08-11 JP JP10663188U patent/JPH0230108U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619847A (en) * | 1984-06-22 | 1986-01-17 | Sony Corp | Noise measuring instrument |
| JPS6398817A (en) * | 1986-10-15 | 1988-04-30 | Sony Corp | Device for discriminating reproducing state |
| JPS63168806A (en) * | 1987-01-07 | 1988-07-12 | Canon Electronics Inc | Magnetic head |
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