SE384775B - Integrerad forsterkare - Google Patents

Integrerad forsterkare

Info

Publication number
SE384775B
SE384775B SE7415220A SE7415220A SE384775B SE 384775 B SE384775 B SE 384775B SE 7415220 A SE7415220 A SE 7415220A SE 7415220 A SE7415220 A SE 7415220A SE 384775 B SE384775 B SE 384775B
Authority
SE
Sweden
Prior art keywords
integrated amplifier
amplifier
integrated
Prior art date
Application number
SE7415220A
Other languages
English (en)
Other versions
SE7415220L (sv
Inventor
O Sternbeck
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE7415220A priority Critical patent/SE384775B/sv
Priority to US05/633,509 priority patent/US4013971A/en
Priority to AU87050/75A priority patent/AU501782B2/en
Priority to GB49538/75A priority patent/GB1515755A/en
Priority to FR7537058A priority patent/FR2293830A1/fr
Priority to DE19752554451 priority patent/DE2554451A1/de
Publication of SE7415220L publication Critical patent/SE7415220L/sv
Publication of SE384775B publication Critical patent/SE384775B/sv

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
SE7415220A 1974-12-04 1974-12-04 Integrerad forsterkare SE384775B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE7415220A SE384775B (sv) 1974-12-04 1974-12-04 Integrerad forsterkare
US05/633,509 US4013971A (en) 1974-12-04 1975-11-19 Integrated amplifier
AU87050/75A AU501782B2 (en) 1974-12-04 1975-11-27 Integrated amplifier
GB49538/75A GB1515755A (en) 1974-12-04 1975-12-02 Integrated amplifier circuits
FR7537058A FR2293830A1 (fr) 1974-12-04 1975-12-03 Amplificateur integre
DE19752554451 DE2554451A1 (de) 1974-12-04 1975-12-03 Integrierter verstaerker mit mehreren transistorverstaerkerstufen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7415220A SE384775B (sv) 1974-12-04 1974-12-04 Integrerad forsterkare

Publications (2)

Publication Number Publication Date
SE7415220L SE7415220L (sv) 1976-05-17
SE384775B true SE384775B (sv) 1976-05-17

Family

ID=20322896

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7415220A SE384775B (sv) 1974-12-04 1974-12-04 Integrerad forsterkare

Country Status (6)

Country Link
US (1) US4013971A (sv)
AU (1) AU501782B2 (sv)
DE (1) DE2554451A1 (sv)
FR (1) FR2293830A1 (sv)
GB (1) GB1515755A (sv)
SE (1) SE384775B (sv)

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
FR2293830B1 (sv) 1980-02-08
DE2554451A1 (de) 1976-06-10
SE7415220L (sv) 1976-05-17
FR2293830A1 (fr) 1976-07-02
US4013971A (en) 1977-03-22
GB1515755A (en) 1978-06-28
AU8705075A (en) 1977-06-02
AU501782B2 (en) 1979-06-28

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