AU501782B2 - Integrated amplifier - Google Patents

Integrated amplifier

Info

Publication number
AU501782B2
AU501782B2 AU87050/75A AU8705075A AU501782B2 AU 501782 B2 AU501782 B2 AU 501782B2 AU 87050/75 A AU87050/75 A AU 87050/75A AU 8705075 A AU8705075 A AU 8705075A AU 501782 B2 AU501782 B2 AU 501782B2
Authority
AU
Australia
Prior art keywords
resistor
negative feedback
amplifier
integrated
circuit
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
AU87050/75A
Other languages
English (en)
Other versions
AU8705075A (en
Inventor
O Steenbeck
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU8705075A publication Critical patent/AU8705075A/en
Application granted granted Critical
Publication of AU501782B2 publication Critical patent/AU501782B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only in integrated circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AU87050/75A 1974-12-04 1975-11-27 Integrated amplifier Expired AU501782B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7415220A SE7415220L (sv) 1974-12-04 1974-12-04 Integrerad forsterkare
SESE7415220 1974-12-04

Publications (2)

Publication Number Publication Date
AU8705075A AU8705075A (en) 1977-06-02
AU501782B2 true AU501782B2 (en) 1979-06-28

Family

ID=20322896

Family Applications (1)

Application Number Title Priority Date Filing Date
AU87050/75A Expired AU501782B2 (en) 1974-12-04 1975-11-27 Integrated amplifier

Country Status (6)

Country Link
US (1) US4013971A (enExample)
AU (1) AU501782B2 (enExample)
DE (1) DE2554451A1 (enExample)
FR (1) FR2293830A1 (enExample)
GB (1) GB1515755A (enExample)
SE (1) SE7415220L (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1563193A (en) * 1975-08-02 1980-03-19 Ferranti Ltd Semiconductor devices
CA1056970A (en) * 1977-01-10 1979-06-19 Northern Telecom Limited Electronic network for telephone set
JPS6116605A (ja) * 1984-07-02 1986-01-24 Hitachi Ltd 可変利得増幅回路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1195405A (fr) * 1958-04-24 1959-11-17 Csf Dispositif de contre-réaction à thermistances
GB951342A (en) * 1961-10-17 1964-03-04 Smith & Sons Ltd S Improvements in or relating to electrical amplifying apparatus employing junction transistors
FR1460507A (fr) * 1962-09-07 1966-01-07 Texas Instruments Inc Circuits à contre-réaction thermique

Also Published As

Publication number Publication date
FR2293830A1 (fr) 1976-07-02
GB1515755A (en) 1978-06-28
SE384775B (sv) 1976-05-17
FR2293830B1 (enExample) 1980-02-08
AU8705075A (en) 1977-06-02
US4013971A (en) 1977-03-22
DE2554451A1 (de) 1976-06-10
SE7415220L (sv) 1976-05-17

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