CH268057A - Phasenstarrer Wechselspannungsverstärker mit veränderlichem Verstärkungsgrad. - Google Patents

Phasenstarrer Wechselspannungsverstärker mit veränderlichem Verstärkungsgrad.

Info

Publication number: CH268057A
Authority: CH; Switzerland
Prior art keywords: locked; phase; variable gain; voltage amplifier; amplifier
Prior art date: 1945-08-27

Application number

Other languages

English (en)

Inventor

Limited The Decca Reco Company

Original Assignee

Decca Record Co Ltd

Priority date (The priority date 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 date listed.)

1945-08-27

Filing date

1946-08-27

Publication date

1950-04-30

1946-08-27 Application filed by Decca Record Co Ltd filed Critical Decca Record Co Ltd

1950-04-30 Publication of CH268057A publication Critical patent/CH268057A/de

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)

CH268057D 1945-08-27 1946-08-27 Phasenstarrer Wechselspannungsverstärker mit veränderlichem Verstärkungsgrad. CH268057A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US612989A US2552809A (en)	1945-08-27	1945-08-27	Compensated amplifier circuit

Publications (1)

Publication Number	Publication Date
CH268057A true CH268057A (de)	1950-04-30

Family

ID=24455420

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH268057D CH268057A (de)	1945-08-27	1946-08-27	Phasenstarrer Wechselspannungsverstärker mit veränderlichem Verstärkungsgrad.

Country Status (5)

Country	Link
US (1)	US2552809A (de)
BE (1)	BE471791A (de)
CH (1)	CH268057A (de)
FR (1)	FR947489A (de)
GB (1)	GB638823A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3105203A (en) *	1959-02-26	1963-09-24	Zenith Radio Corp	High-frequency amplifier with input circuit stabilizing means

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2000433A (en) *	1932-02-12	1935-05-07	Rca Corp	Push-pull amplifier control
US2154327A (en) *	1936-07-03	1939-04-11	Philco Radio & Television Corp	Signal amplifier
US2131538A (en) *	1936-12-31	1938-09-27	Hygrade Sylvania Corp	Wave signaling system
US2250996A (en) *	1937-01-30	1941-07-29	Gen Electric	Apparatus for controlling the apparent resistance of amplifier anodes
US2200062A (en) *	1937-09-10	1940-05-07	Rca Corp	Automatic volume control
US2241534A (en) *	1937-11-06	1941-05-13	Emi Ltd	Thermionic valve circuit
US2237420A (en) *	1938-06-04	1941-04-08	Rca Corp	Amplifier gain control circuit
US2255679A (en) *	1939-05-31	1941-09-09	Rca Corp	Audio frequency amplifier
NL65108C (de) *	1939-07-25	1950-01-16
US2273134A (en) *	1941-01-07	1942-02-17	Rca Corp	Dual intermediate frequency amplifier circuit
BE476622A (de) *	1941-04-07
US2404809A (en) *	1941-08-05	1946-07-30	Decca Record Co Ltd	Compensating circuit
US2353018A (en) *	1942-10-24	1944-07-04	Rca Corp	Television apparatus
US2427688A (en) *	1943-06-12	1947-09-23	Gen Electric	Electrical translation apparatus

0
- BE BE471791D patent/BE471791A/xx unknown
1945
- 1945-08-27 US US612989A patent/US2552809A/en not_active Expired - Lifetime
1946
- 1946-08-21 GB GB24984/46A patent/GB638823A/en not_active Expired
- 1946-08-27 CH CH268057D patent/CH268057A/de unknown
1947
- 1947-06-03 FR FR947489D patent/FR947489A/fr not_active Expired

Also Published As

Publication number	Publication date
FR947489A (fr)	1949-07-04
US2552809A (en)	1951-05-15
GB638823A (en)	1950-06-14
BE471791A (de)

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