FR709513A - Amplificateur thermoionique - Google Patents

Amplificateur thermoionique

Info

Publication number: FR709513A
Authority: FR; France
Prior art keywords: thermionic amplifier; thermionic; amplifier
Prior art date: 1930-02-14
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.)

1930-02-14

Filing date

1931-01-15

Publication date

1931-08-07

1931-01-15 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1931-08-07 Application granted granted Critical

1931-08-07 Publication of FR709513A publication Critical patent/FR709513A/fr

Status Expired legal-status Critical Current

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
- H03F1/38—Positive-feedback circuit arrangements without negative feedback
- H03F1/40—Positive-feedback circuit arrangements without negative feedback in discharge-tube amplifiers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

FR709513D 1930-02-14 1931-01-15 Amplificateur thermoionique Expired FR709513A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL366683X		1930-02-14
NL32111T		1930-03-26

Publications (1)

Publication Number	Publication Date
FR709513A true FR709513A (fr)	1931-08-07

Family

ID=26641967

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR709513D Expired FR709513A (fr)	1930-02-14	1931-01-15	Amplificateur thermoionique

Country Status (6)

Country	Link
US (2)	US1946047A (fr)
BE (1)	BE376504A (fr)
DE (1)	DE596006C (fr)
FR (1)	FR709513A (fr)
GB (2)	GB366683A (fr)
NL (1)	NL32111C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE753440C (de) *	1935-02-21	1954-03-22	Walter Rogowski Dr	Schaltung zur Verminderung des Nachleuchtens bei Fernsehkathodenstrahlroehren
US2707232A (en) *	1949-11-03	1955-04-26	Cons Electric Company	Impedance translating device
US3071735A (en) *	1959-06-04	1963-01-01	Blonder Tongue Elect	Phase-shift-reducing apparatus
US10826448B2 (en) *	2019-03-11	2020-11-03	Inphi Corporation	Trans-impedance amplifier (TIA) with a T-coil feedback loop

0
- NL NL32111D patent/NL32111C/xx active
- BE BE376504D patent/BE376504A/xx unknown
1931
- 1931-01-06 GB GB481/31A patent/GB366683A/en not_active Expired
- 1931-01-07 GB GB590/31A patent/GB367511A/en not_active Expired
- 1931-01-15 FR FR709513D patent/FR709513A/fr not_active Expired
- 1931-01-16 DE DEN31421D patent/DE596006C/de not_active Expired
- 1931-02-16 US US516108A patent/US1946047A/en not_active Expired - Lifetime
- 1931-02-18 US US516573A patent/US1904524A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
NL32111C (fr)
DE596006C (de)	1934-04-25
US1946047A (en)	1934-02-06
GB366683A (en)	1932-02-11
US1904524A (en)	1933-04-18
BE376504A (fr)
GB367511A (en)	1932-02-25

Similar Documents

Publication	Publication Date	Title
FR709513A (fr)	1931-08-07	Amplificateur thermoionique
FR710204A (fr)	1931-08-19	Voiturette
DK45749C (da)	1932-05-30	Termionisk Forstærker.
FR700585A (fr)	1931-03-04	Sarcloir
DK46586C (da)	1932-12-05	Lavfrekvensforstærker.
AU2826530B (en)	1931-07-23	Thermionic amplifier
DK47662C (da)	1933-08-21	Lydforstærker.
FR682042A (fr)	1930-05-22	Amplificateur thermoïonique équilibré
DK45341C (da)	1932-03-07	Højtaller.
DK45640C (da)	1932-05-09	Højttaler.
DK45448C (da)	1932-03-29	Højttaler.
FR38042E (fr)	1931-03-03	Chronographe-compteur simplifié
FR40429E (fr)	1932-06-23	Radiodéphaseur
FI13036A (fi)	1930-08-22	Pressvals
FI13193A (fi)	1930-12-19	Värmeutbytesapparat
FI12991A (fi)	1930-07-12	Sahra
FI12946A (fi)	1930-06-13	Pakethållare
FI12916A (fi)	1930-05-09	Mjölkningsmaskin
FI12915A (fi)	1930-05-09	Bomkoppel
FI12868A (fi)	1930-04-04	Medels tryckknappar påverkad strömbrytare
FI12867A (fi)	1930-04-04	Friluftssäkring
FI12849A (fi)	1930-03-07	Docklinningsmaskin
FI12775A (fi)	1930-01-10	Fordonsfjäder
FI12848A (fi)	1930-03-07	Anstrykningsförfarande
FI12847A (fi)	1930-03-07	Dosöppnare