ATA162878A - MULTI-STAGE TRANSISTOR AMPLIFIER FOR AC VOLTAGES - Google Patents

MULTI-STAGE TRANSISTOR AMPLIFIER FOR AC VOLTAGES

Info

Publication number
ATA162878A
ATA162878A AT162878A AT162878A ATA162878A AT A162878 A ATA162878 A AT A162878A AT 162878 A AT162878 A AT 162878A AT 162878 A AT162878 A AT 162878A AT A162878 A ATA162878 A AT A162878A
Authority
AT
Austria
Prior art keywords
voltages
stage transistor
transistor amplifier
amplifier
stage
Prior art date
Application number
AT162878A
Other languages
German (de)
Other versions
AT374639B (en
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/en
Application granted granted Critical
Publication of AT374639B publication Critical patent/AT374639B/en

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT162878A 1977-03-23 1978-03-07 MULTI-STAGE TRANSISTOR AMPLIFIER FOR AC VOLTAGES AT374639B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772712680 DE2712680C2 (en) 1977-03-23 1977-03-23 Multi-stage transistor amplifier for alternating voltages

Publications (2)

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

Family

ID=6004397

Family Applications (1)

Application Number Title Priority Date Filing Date
AT162878A AT374639B (en) 1977-03-23 1978-03-07 MULTI-STAGE TRANSISTOR AMPLIFIER FOR AC VOLTAGES

Country Status (5)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2558997B1 (en) * 1984-01-31 1989-02-03 Thomson Csf ELECTRIC SIGNAL GROUP PROPAGATION TIME CORRECTING AMPLIFIER AND INTERFERENCE FREQUENCY AMPLIFICATION CHAIN OF RADIO BEAMS INCLUDING SUCH AMPLIFIER
AT386303B (en) * 1986-07-31 1988-08-10 Akg Akustische Kino Geraete CIRCUIT ARRANGEMENT FOR CAPACITIVE VOLTAGE SOURCES HIGH OUTPUT IMPEDANCE, ESPECIALLY FOR CONDENSER MICROPHONES
US5241284A (en) * 1990-02-16 1993-08-31 Nokia Mobile Phones Ltd. Circuit arrangement for connecting RF amplifier and supply voltage filter
FI87027C (en) * 1990-02-16 1992-11-10 Nokia Mobile Phones Ltd Switching device for connecting RF amplifiers and operating voltage filters

Also Published As

Publication number Publication date
DE2712680C2 (en) 1982-10-21
NL7803105A (en) 1978-09-26
DK151752B (en) 1987-12-28
DK151752C (en) 1988-06-27
DE2712680A1 (en) 1978-09-28
BE865256A (en) 1978-07-17
AT374639B (en) 1984-05-10
DK99678A (en) 1978-09-24

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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