DK108596C - Optagerapparat til magnetisk lydregistrering med automatisk forstærkningsregulering. - Google Patents
Optagerapparat til magnetisk lydregistrering med automatisk forstærkningsregulering.Info
- Publication number
- DK108596C DK108596C DK202663AA DK202663A DK108596C DK 108596 C DK108596 C DK 108596C DK 202663A A DK202663A A DK 202663AA DK 202663 A DK202663 A DK 202663A DK 108596 C DK108596 C DK 108596C
- Authority
- DK
- Denmark
- Prior art keywords
- recorder
- gain control
- automatic gain
- sound recording
- magnetic sound
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/02—Volume compression or expansion in amplifiers having discharge tubes
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEG0035920 | 1962-09-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK108596C true DK108596C (da) | 1968-01-08 |
Family
ID=7125281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK202663AA DK108596C (da) | 1962-09-14 | 1963-04-30 | Optagerapparat til magnetisk lydregistrering med automatisk forstærkningsregulering. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3340368A (da) |
CH (1) | CH409443A (da) |
DK (1) | DK108596C (da) |
GB (1) | GB1044958A (da) |
NL (1) | NL297341A (da) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3786201A (en) * | 1972-02-04 | 1974-01-15 | J Myers | Audio-digital recording system |
US4509050A (en) * | 1982-08-30 | 1985-04-02 | United Technologies Corporation | Automatic adaptive sensitivity time control for a ground mapping radar |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2656422A (en) * | 1948-10-25 | 1953-10-20 | Socony Vacuum Oil Co Inc | Gain control system for seismic amplifiers |
US2866018A (en) * | 1956-08-13 | 1958-12-23 | Cons Electrodynamics Corp | Direct current differential amplifying system |
US3070786A (en) * | 1958-08-21 | 1962-12-25 | Thompson Ramo Wooldridge Inc | Drift compensating circuits |
NL248431A (da) * | 1958-09-24 | 1900-01-01 | ||
GB932173A (en) * | 1960-05-23 | 1963-07-24 | Gen Precision Inc | Sub-miniature gyro |
US3242269A (en) * | 1961-10-30 | 1966-03-22 | Ampex | Flux sensitive magnetic transducer with automatic gain control |
-
0
- NL NL297341D patent/NL297341A/xx unknown
-
1963
- 1963-04-30 DK DK202663AA patent/DK108596C/da active
- 1963-07-26 US US297859A patent/US3340368A/en not_active Expired - Lifetime
- 1963-08-29 CH CH1064863A patent/CH409443A/de unknown
- 1963-09-11 GB GB35817/63A patent/GB1044958A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1044958A (en) | 1966-10-05 |
CH409443A (de) | 1966-03-15 |
NL297341A (da) | |
US3340368A (en) | 1967-09-05 |
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