AT374639B - Mehrstufiger transistorverstaerker fuer wechselspannungen - Google Patents

Mehrstufiger transistorverstaerker fuer wechselspannungen

Info

Publication number
AT374639B
AT374639B AT162878A AT162878A AT374639B AT 374639 B AT374639 B AT 374639B AT 162878 A AT162878 A AT 162878A AT 162878 A AT162878 A AT 162878A AT 374639 B AT374639 B AT 374639B
Authority
AT
Austria
Prior art keywords
voltages
stage transistor
transistor amplifier
amplifier
stage
Prior art date
Application number
AT162878A
Other languages
English (en)
Other versions
ATA162878A (de
Inventor
Bonno Dipl Ing Poppinga
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of ATA162878A publication Critical patent/ATA162878A/de
Application granted granted Critical
Publication of AT374639B publication Critical patent/AT374639B/de

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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0283—Reducing the number of DC-current paths
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT162878A 1977-03-23 1978-03-07 Mehrstufiger transistorverstaerker fuer wechselspannungen AT374639B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772712680 DE2712680C2 (de) 1977-03-23 1977-03-23 Mehrstufiger Transistorverstärker für Wechselspannungen

Publications (2)

Publication Number Publication Date
ATA162878A ATA162878A (de) 1983-09-15
AT374639B true AT374639B (de) 1984-05-10

Family

ID=6004397

Family Applications (1)

Application Number Title Priority Date Filing Date
AT162878A AT374639B (de) 1977-03-23 1978-03-07 Mehrstufiger transistorverstaerker fuer wechselspannungen

Country Status (5)

Country Link
AT (1) AT374639B (de)
BE (1) BE865256A (de)
DE (1) DE2712680C2 (de)
DK (1) DK151752C (de)
NL (1) NL7803105A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3724262A1 (de) * 1986-07-31 1988-02-11 Akg Akustische Kino Geraete Schaltungsanordnung fuer kapazitive spannungsquellen hoher ausgangsimpedanz, insbesondere fuer kondensatormikrophone

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2558997B1 (fr) * 1984-01-31 1989-02-03 Thomson Csf Amplificateur correcteur du temps de propagation de groupe de signaux electriques et chaine d'amplification a frequence intermediaire de faisceaux hertziens comportant un tel amplificateur
US5241284A (en) * 1990-02-16 1993-08-31 Nokia Mobile Phones Ltd. Circuit arrangement for connecting RF amplifier and supply voltage filter
FI87027C (fi) * 1990-02-16 1992-11-10 Nokia Mobile Phones Ltd Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3724262A1 (de) * 1986-07-31 1988-02-11 Akg Akustische Kino Geraete Schaltungsanordnung fuer kapazitive spannungsquellen hoher ausgangsimpedanz, insbesondere fuer kondensatormikrophone
AT386303B (de) * 1986-07-31 1988-08-10 Akg Akustische Kino Geraete Schaltungsanordnung fuer kapazitive spannungsquellen hoher ausgangsimpedanz, insbesondere fuer kondensatormikrophone
DE3724262C2 (de) * 1986-07-31 1995-11-23 Akg Akustische Kino Geraete Schaltungsanordnung für kapazitive Spannungsquellen hoher Ausgangsimpedanz, insbesondere für Kondensatormikrophone

Also Published As

Publication number Publication date
DK151752C (da) 1988-06-27
DK151752B (da) 1987-12-28
DE2712680A1 (de) 1978-09-28
ATA162878A (de) 1983-09-15
DK99678A (da) 1978-09-24
DE2712680C2 (de) 1982-10-21
NL7803105A (nl) 1978-09-26
BE865256A (fr) 1978-07-17

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification