FR1208112A - Amplificateur à transistrons à alimentation par le secteur - Google Patents

Amplificateur à transistrons à alimentation par le secteur

Info

Publication number: FR1208112A
Authority: FR; France
Prior art keywords: transistron; amplifier; mains powered; mains; powered
Prior art date: 1957-12-07
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

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1957-12-07

Filing date

1958-12-05

Publication date

1960-02-22

1958-12-05 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1960-02-22 Application granted granted Critical

1960-02-22 Publication of FR1208112A publication Critical patent/FR1208112A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
- 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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- 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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor 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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback

Landscapes

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

FR1208112D 1957-12-07 1958-12-05 Amplificateur à transistrons à alimentation par le secteur Expired FR1208112A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEN14433A DE1119919B (de)	1957-12-07	1957-12-07	Transistorverstaerker mit Netzanschluss

Publications (1)

Publication Number	Publication Date
FR1208112A true FR1208112A (fr)	1960-02-22

Family

ID=7339879

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1208112D Expired FR1208112A (fr)	1957-12-07	1958-12-05	Amplificateur à transistrons à alimentation par le secteur

Country Status (5)

Country	Link
US (1)	US3079566A (fr)
CH (1)	CH369794A (fr)
DE (1)	DE1119919B (fr)
FR (1)	FR1208112A (fr)
GB (1)	GB896099A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3180937A (en) *	1962-11-08	1965-04-27	Arthur J Moser	Telephone amplifier
DE1243728B (de) *	1962-12-19	1967-07-06	Standard Elektrik Lorenz Ag	Schaltungsanordnung fuer eine Transistor-Trennstufe mit vorgegebenem, auch bei veraenderlichem Lastwiderstand konstant bleibendem Eingangswiderstand und konstanter Spannungsdaempfung
US3424985A (en) *	1964-01-13	1969-01-28	Johnson Service Co	Proportional control circuit
US3274505A (en) *	1964-02-28	1966-09-20	Tektronix Inc	Series transistor circuit with selectively coupled stages
US3303436A (en) *	1964-03-12	1967-02-07	Krausz Robert	Subminiature crystal oscillator of high stability
US3392302A (en) *	1966-11-14	1968-07-09	Fernseh Gmbh	Transistor amplifier for capacitor-coupled vertical deflection coils in television
US3510792A (en) *	1967-06-28	1970-05-05	Gen Electric	Isolation and guarding circuit for minimizing drift in process control holding amplifier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1419797A (en) *	1919-02-13	1922-06-13	Gen Electric	Amplifying system
US2663830A (en) *	1952-10-22	1953-12-22	Bell Telephone Labor Inc	Semiconductor signal translating device
US2789164A (en) *	1954-03-01	1957-04-16	Rca Corp	Semi-conductor signal amplifier circuit
GB806594A (en) *	1954-07-19	1958-12-31	British Thomson Houston Co Ltd	Improvements in and relating to transistor circuits
FR1127774A (fr) *	1954-07-22	1956-12-24	Thomson Houston Comp Francaise	Perfectionnements aux amplificateurs à transistron du type jonction
US2747455A (en) *	1954-08-20	1956-05-29	Union Carbide & Carbon Corp	Differential refractometer

1957
- 1957-12-07 DE DEN14433A patent/DE1119919B/de active Pending
1958
- 1958-11-25 US US776349A patent/US3079566A/en not_active Expired - Lifetime
- 1958-12-04 GB GB39130/58A patent/GB896099A/en not_active Expired
- 1958-12-04 CH CH6692958A patent/CH369794A/de unknown
- 1958-12-05 FR FR1208112D patent/FR1208112A/fr not_active Expired

Also Published As

Publication number	Publication date
GB896099A (en)	1962-05-09
DE1119919B (de)	1961-12-21
US3079566A (en)	1963-02-26
CH369794A (de)	1963-06-15

Publication	Publication Date	Title
FR1213639A (fr)	1960-04-01	Amplificateur
FR1208112A (fr)	1960-02-22	Amplificateur à transistrons à alimentation par le secteur
FR1206425A (fr)	1960-02-09	Amplificateur
FR1198767A (fr)	1959-12-09	Amplificateur ferromagnétique
FR71849E (fr)	1960-02-01	Lampe à abat-jour
FR73981E (fr)	1960-10-31	Couple-ongles perfectionné
AT197034B (de)	1958-04-10	Kombinationsmöbel
AT233761B (de)	1964-05-25	Sessel
FR1210902A (fr)	1960-03-11	Amplificateur à transistrons
FR1193444A (fr)	1959-11-03	Rayonnages démontables
FR1171895A (fr)	1959-01-30	Lampe à abat-jour
FR1198437A (fr)	1959-12-07	Ventilateur
FR1175976A (fr)	1959-04-03	Rayonnages réglables
FR1260365A (fr)	1961-05-05	Amplificateur à transistron
ES63444Y (es)	1958-08-16	Ventilador perfeccionado
ES63443Y (es)	1958-08-16	Ventilador perfeccionado
ES61175Y (es)	1957-12-16	Ventilador perfeccionado
ES59071Y (es)	1957-09-01	Abanico perfeccionado
ES62327Y (es)	1958-03-16	Grifo soplador
FR1174332A (fr)	1959-03-10	Amplificateur
ES64780Y (es)	1961-05-01	Ataúd perfeccionado
ES63562Y (es)	1958-06-01	Sillón perfeccionado
FR1210473A (fr)	1960-03-09	Amplificateur perfectionné
ES62991Y (es)	1958-11-01	Mueble perfeccionado
FR1174485A (fr)	1959-03-11	Stérilisateur