JPS6261018U - - Google Patents
Info
- Publication number
- JPS6261018U JPS6261018U JP15280585U JP15280585U JPS6261018U JP S6261018 U JPS6261018 U JP S6261018U JP 15280585 U JP15280585 U JP 15280585U JP 15280585 U JP15280585 U JP 15280585U JP S6261018 U JPS6261018 U JP S6261018U
- Authority
- JP
- Japan
- Prior art keywords
- video tape
- tape recorder
- rotary head
- head
- detection device
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１図は本考案の実施例にかかる検知装置のブ
ロツク図、第２図は回転ヘツドの外観図である。
１……回転ヘツド、２……発振回路、４……抵
抗、７……検波回路、８……レベル設定器、９…
…コンパレータ。
FIG. 1 is a block diagram of a detection device according to an embodiment of the present invention, and FIG. 2 is an external view of a rotating head. 1... Rotating head, 2... Oscillator circuit, 4... Resistor, 7... Detection circuit, 8... Level setting device, 9...
…comparator.
Claims (1)
ダンスの変化を検出することにより、ヘツドの摩
耗状態を知るビデオテープレコーダの回転ヘツド
寿命検知装置。 A rotary head life detection device for a video tape recorder that determines the state of wear of the head by detecting changes in the impedance of the rotary head of the video tape recorder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15280585U JPS6261018U (en) | 1985-10-04 | 1985-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15280585U JPS6261018U (en) | 1985-10-04 | 1985-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6261018U true JPS6261018U (en) | 1987-04-15 |
Family
ID=31071115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15280585U Pending JPS6261018U (en) | 1985-10-04 | 1985-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6261018U (en) |
-
1985
- 1985-10-04 JP JP15280585U patent/JPS6261018U/ja active Pending
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