FR2518294A3 - Dispositif d'enregistrement magnetique de signaux audio-frequence ou magnetophone - Google Patents
Dispositif d'enregistrement magnetique de signaux audio-frequence ou magnetophone Download PDFInfo
- Publication number
- FR2518294A3 FR2518294A3 FR8123213A FR8123213A FR2518294A3 FR 2518294 A3 FR2518294 A3 FR 2518294A3 FR 8123213 A FR8123213 A FR 8123213A FR 8123213 A FR8123213 A FR 8123213A FR 2518294 A3 FR2518294 A3 FR 2518294A3
- Authority
- FR
- France
- Prior art keywords
- erase
- oscillator
- recording
- frequency
- inductance
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 title claims description 17
- 239000003990 capacitor Substances 0.000 claims abstract description 17
- 230000000295 complement effect Effects 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 230000010363 phase shift Effects 0.000 claims 1
- 230000010287 polarization Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 229910017060 Fe Cr Inorganic materials 0.000 description 1
- 229910002544 Fe-Cr Inorganic materials 0.000 description 1
- 206010016275 Fear Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002604 ultrasonography 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
- G11B5/027—Analogue recording
- G11B5/03—Biasing
-
- 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
Landscapes
- Amplifiers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8123213A FR2518294A3 (fr) | 1981-12-11 | 1981-12-11 | Dispositif d'enregistrement magnetique de signaux audio-frequence ou magnetophone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8123213A FR2518294A3 (fr) | 1981-12-11 | 1981-12-11 | Dispositif d'enregistrement magnetique de signaux audio-frequence ou magnetophone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2518294A3 true FR2518294A3 (fr) | 1983-06-17 |
| FR2518294B3 FR2518294B3 (enExample) | 1983-12-02 |
Family
ID=9264936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8123213A Granted FR2518294A3 (fr) | 1981-12-11 | 1981-12-11 | Dispositif d'enregistrement magnetique de signaux audio-frequence ou magnetophone |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2518294A3 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0656684A1 (de) * | 1993-12-03 | 1995-06-07 | IR3 Video International GmbH | Oszillatorschaltung |
| BE1014232A5 (fr) * | 1997-02-17 | 2003-07-01 | Funai Electric Co | Circuit oscillant de polarisation/d'effacement pour des appareils d'enregistrement a bande magnetique. |
-
1981
- 1981-12-11 FR FR8123213A patent/FR2518294A3/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0656684A1 (de) * | 1993-12-03 | 1995-06-07 | IR3 Video International GmbH | Oszillatorschaltung |
| BE1014232A5 (fr) * | 1997-02-17 | 2003-07-01 | Funai Electric Co | Circuit oscillant de polarisation/d'effacement pour des appareils d'enregistrement a bande magnetique. |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2518294B3 (enExample) | 1983-12-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |