DE2307514C3 - Verstärker mit hoher Eingangsimpedanz - Google Patents

Verstärker mit hoher Eingangsimpedanz

Info

Publication number
DE2307514C3
DE2307514C3 DE2307514A DE2307514A DE2307514C3 DE 2307514 C3 DE2307514 C3 DE 2307514C3 DE 2307514 A DE2307514 A DE 2307514A DE 2307514 A DE2307514 A DE 2307514A DE 2307514 C3 DE2307514 C3 DE 2307514C3
Authority
DE
Germany
Prior art keywords
transistor
emitter
resistor
amplifier
collector
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
DE2307514A
Other languages
German (de)
English (en)
Other versions
DE2307514B2 (de
DE2307514A1 (de
Inventor
Michael John Scottsdale Ariz. Gay (V.St.A.). 0
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of DE2307514A1 publication Critical patent/DE2307514A1/de
Publication of DE2307514B2 publication Critical patent/DE2307514B2/de
Application granted granted Critical
Publication of DE2307514C3 publication Critical patent/DE2307514C3/de
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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE2307514A 1972-02-17 1973-02-15 Verstärker mit hoher Eingangsimpedanz Expired DE2307514C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22717372A 1972-02-17 1972-02-17

Publications (3)

Publication Number Publication Date
DE2307514A1 DE2307514A1 (de) 1973-09-06
DE2307514B2 DE2307514B2 (de) 1979-10-25
DE2307514C3 true DE2307514C3 (de) 1980-07-10

Family

ID=22852061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2307514A Expired DE2307514C3 (de) 1972-02-17 1973-02-15 Verstärker mit hoher Eingangsimpedanz

Country Status (4)

Country Link
US (1) US3750041A (https=)
JP (1) JPS5325466B2 (https=)
DE (1) DE2307514C3 (https=)
IT (1) IT977163B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51121236A (en) * 1975-04-16 1976-10-23 Mitsubishi Electric Corp A transistor amplifying circuit
JPS5228841A (en) * 1975-08-29 1977-03-04 Hitachi Ltd High input impedance amplifier
CH642205A5 (fr) * 1981-06-29 1984-03-30 Asulab Sa Circuit amplificateur pour sonde de mesure.
FR2511560A1 (fr) * 1981-08-11 1983-02-18 Asulab Sa Circuit amplificateur
US4524331A (en) * 1982-09-13 1985-06-18 Orion Industries, Inc. High input impedance amplifier circuit
GB2414878B (en) * 2004-06-11 2006-05-17 Toumaz Technology Ltd High impedance circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744169A (en) * 1955-02-07 1956-05-01 Hughes Aircraft Co Pulse amplifier
US3169228A (en) * 1961-06-26 1965-02-09 Rca Corp Transistor amplifier with diode feedback circuit
US3447092A (en) * 1966-11-09 1969-05-27 Philco Ford Corp Transistor amplifying circuit having high input impedance and temperature-stabilized output potential
US3582801A (en) * 1969-04-10 1971-06-01 Trw Inc Voltage amplifying circuit

Also Published As

Publication number Publication date
DE2307514B2 (de) 1979-10-25
JPS5325466B2 (https=) 1978-07-27
IT977163B (it) 1974-09-10
DE2307514A1 (de) 1973-09-06
US3750041A (en) 1973-07-31
JPS4890657A (https=) 1973-11-26

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee