JPS6158882B2 - - Google Patents
Info
- Publication number
- JPS6158882B2 JPS6158882B2 JP2667879A JP2667879A JPS6158882B2 JP S6158882 B2 JPS6158882 B2 JP S6158882B2 JP 2667879 A JP2667879 A JP 2667879A JP 2667879 A JP2667879 A JP 2667879A JP S6158882 B2 JPS6158882 B2 JP S6158882B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- rotor magnet
- signal
- audio
- 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.)
- Expired
Links
- 230000004907 flux Effects 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 11
- 230000005236 sound signal Effects 0.000 description 12
- 230000009467 reduction Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2667879A JPS55122209A (en) | 1979-03-09 | 1979-03-09 | Induced noise reduction method of magnetic recording and reproducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2667879A JPS55122209A (en) | 1979-03-09 | 1979-03-09 | Induced noise reduction method of magnetic recording and reproducing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55122209A JPS55122209A (en) | 1980-09-19 |
| JPS6158882B2 true JPS6158882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-12-13 |
Family
ID=12200047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2667879A Granted JPS55122209A (en) | 1979-03-09 | 1979-03-09 | Induced noise reduction method of magnetic recording and reproducing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55122209A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1979
- 1979-03-09 JP JP2667879A patent/JPS55122209A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55122209A (en) | 1980-09-19 |