BE442899A - - Google Patents
Info
- Publication number
- BE442899A BE442899A BE442899DA BE442899A BE 442899 A BE442899 A BE 442899A BE 442899D A BE442899D A BE 442899DA BE 442899 A BE442899 A BE 442899A
- Authority
- BE
- Belgium
- Prior art keywords
- frequency
- high frequency
- sound
- current
- amplitude
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 6
- 230000005415 magnetization Effects 0.000 description 9
- 230000005347 demagnetization Effects 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 3
- 244000045947 parasite Species 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004804 winding Methods 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
-
- 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
- G11B5/027—Analogue recording
- G11B5/03—Biasing
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442899A true BE442899A (OSRAM) |
Family
ID=99984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442899D BE442899A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE442899A (OSRAM) |
-
0
- BE BE442899D patent/BE442899A/fr unknown
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