FR986127A - Perfectionnements aux systèmes amplificateurs - Google Patents

Perfectionnements aux systèmes amplificateurs

Info

Publication number
FR986127A
FR986127A FR986127DA FR986127A FR 986127 A FR986127 A FR 986127A FR 986127D A FR986127D A FR 986127DA FR 986127 A FR986127 A FR 986127A
Authority
FR
France
Prior art keywords
amplifier systems
amplifier
systems
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.)
Expired
Application number
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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.)
Filing date
Publication date
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR986127A publication Critical patent/FR986127A/fr
Expired legal-status Critical Current

Links

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
    • H03F1/42—Modifications of amplifiers to extend the bandwidth
    • H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers
    • H03F1/50—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers with tubes 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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F3/52—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with tubes only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0138—Electrical filters or coupling circuits
    • H03H7/0146—Coupling circuits between two tubes, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR986127D 1948-11-12 1949-05-12 Perfectionnements aux systèmes amplificateurs Expired FR986127A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59701A US2649508A (en) 1948-11-12 1948-11-12 Interstage coupling circuit for wide band amplifiers

Publications (1)

Publication Number Publication Date
FR986127A true FR986127A (fr) 1951-07-27

Family

ID=22024683

Family Applications (1)

Application Number Title Priority Date Filing Date
FR986127D Expired FR986127A (fr) 1948-11-12 1949-05-12 Perfectionnements aux systèmes amplificateurs

Country Status (7)

Country Link
US (1) US2649508A (fr)
BE (1) BE489442A (fr)
CH (1) CH273259A (fr)
DE (1) DE814608C (fr)
FR (1) FR986127A (fr)
GB (1) GB676454A (fr)
NL (1) NL85225C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE530972A (fr) * 1953-08-05

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2052986A (en) * 1931-10-22 1936-09-01 Rca Corp Balancing radio system
US2069809A (en) * 1931-12-02 1937-02-09 Rca Corp Automatic volume control circuit
US1941345A (en) * 1932-04-28 1933-12-26 Gen Electric Resistance-capacitance coupled amplifier
US2181910A (en) * 1937-12-04 1939-12-05 Bell Telephone Labor Inc Wave amplification
US2319139A (en) * 1940-09-30 1943-05-11 Rca Corp Facsimile system
US2330109A (en) * 1941-03-14 1943-09-21 Radio Patents Corp Electrical apparatus
US2324279A (en) * 1941-11-29 1943-07-13 Rca Corp Amplifier
BE474424A (fr) * 1942-06-22
US2400919A (en) * 1943-11-12 1946-05-28 Rca Corp Amplifier circuit
US2445157A (en) * 1944-05-26 1948-07-13 Smith Wilbert Brockhouse Interference reduction for radio signal receivers
US2494317A (en) * 1947-08-28 1950-01-10 Rca Corp Multigrid tube amplifier circuit

Also Published As

Publication number Publication date
US2649508A (en) 1953-08-18
CH273259A (de) 1951-01-31
GB676454A (en) 1952-07-30
DE814608C (de) 1951-09-24
BE489442A (fr)
NL85225C (fr)

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