SE385756B - Forsterkarkrets - Google Patents

Forsterkarkrets

Info

Publication number
SE385756B
SE385756B SE7206223A SE622372A SE385756B SE 385756 B SE385756 B SE 385756B SE 7206223 A SE7206223 A SE 7206223A SE 622372 A SE622372 A SE 622372A SE 385756 B SE385756 B SE 385756B
Authority
SE
Sweden
Prior art keywords
amplifier circuit
amplifier
circuit
Prior art date
Application number
SE7206223A
Other languages
English (en)
Swedish (sv)
Inventor
Kessel T J Van
G J Scholl
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE385756B publication Critical patent/SE385756B/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G1/00Details of arrangements for controlling amplification
    • H03G1/0005Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
SE7206223A 1971-05-14 1972-05-10 Forsterkarkrets SE385756B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106620.A NL166162C (nl) 1971-05-14 1971-05-14 Versterkerschakeling met regelbare versterking.

Publications (1)

Publication Number Publication Date
SE385756B true SE385756B (sv) 1976-07-19

Family

ID=19813154

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7206223A SE385756B (sv) 1971-05-14 1972-05-10 Forsterkarkrets

Country Status (13)

Country Link
US (1) US3921091A (es)
JP (1) JPS5213903B1 (es)
AU (1) AU467518B2 (es)
BE (1) BE783419A (es)
CA (1) CA951386A (es)
DE (1) DE2223244C3 (es)
DK (1) DK140648B (es)
ES (1) ES402652A1 (es)
FR (1) FR2139535A5 (es)
GB (1) GB1376059A (es)
IT (1) IT958845B (es)
NL (1) NL166162C (es)
SE (1) SE385756B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891937A (en) * 1972-12-21 1975-06-24 Philips Corp Circuit arrangement for electronic gain/control, in particular electronic volume control circuit
US4030042A (en) * 1975-06-09 1977-06-14 Rca Corporation Feedback amplifiers
US3991272A (en) * 1975-09-08 1976-11-09 Tarr Lloyd A Audio AGC amplifier
US4114499A (en) * 1977-01-27 1978-09-19 Von Valtier Eric Method and apparatus for securing vibrato and tremolo effects
US4335361A (en) * 1977-09-01 1982-06-15 Honeywell Inc. Variable gain amplifier
US4155047A (en) * 1978-01-11 1979-05-15 Baskind David Lee Voltage controlled attenuator
US4187472A (en) * 1978-01-30 1980-02-05 Beltone Electronics Corporation Amplifier employing matched transistors to provide linear current feedback
NL7802973A (nl) * 1978-03-20 1979-09-24 Philips Nv Versterkerschakeling met regelbare versterkings- factor.
NL7803561A (nl) * 1978-04-04 1979-10-08 Philips Nv Regelschakeling.
US4284945A (en) * 1978-12-26 1981-08-18 Rca Corporation Current dividers using emitter-coupled transistor pairs
US4259642A (en) * 1978-12-29 1981-03-31 Bell Telephone Laboratories, Incorporated Repeater feedback circuit
JPS5646312A (en) * 1979-09-21 1981-04-27 Toshiba Corp Variable gain circuit
NL8602409A (nl) * 1986-09-24 1988-04-18 Philips Nv Regelbare versterker.
DE3729656A1 (de) * 1987-09-04 1989-03-23 Thomson Brandt Gmbh Schaltungsanordnung zur unterdrueckung von stoergeraeuschen
US4816772A (en) * 1988-03-09 1989-03-28 Rockwell International Corporation Wide range linear automatic gain control amplifier
JPH0250607A (ja) * 1988-08-12 1990-02-20 Sanyo Electric Co Ltd 利得制御増幅回路
US4878031A (en) * 1989-03-06 1989-10-31 Motorola, Inc. Class B variable gain control circuit
US6798291B2 (en) * 2002-11-12 2004-09-28 Koninklijke Philips Electronics N.V. Variable gain current amplifier with a feedback loop including a differential pair
US7977931B2 (en) 2008-03-18 2011-07-12 Qualcomm Mems Technologies, Inc. Family of current/power-efficient high voltage linear regulator circuit architectures

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3323078A (en) * 1964-05-01 1967-05-30 Ampex Transistorized bounce compensated remote variable gain control
US3502997A (en) * 1965-10-24 1970-03-24 Motorola Inc Integrated semiconductor cascode amplifier
US3512096A (en) * 1967-05-31 1970-05-12 Hitachi Ltd Transistor circuit having stabilized output d.c. level
DE1929253A1 (de) * 1969-06-10 1970-12-17 Licentia Gmbh Regelbare Verstaerkerstufe
DE2047125A1 (de) * 1970-09-24 1972-04-13 Siemens Ag Anordnung zur Regelung der Ausgangsspannung eines Verstärkers

Also Published As

Publication number Publication date
JPS5213903B1 (es) 1977-04-18
DK140648C (es) 1980-03-03
AU467518B2 (en) 1975-12-04
GB1376059A (en) 1974-12-04
US3921091A (en) 1975-11-18
NL7106620A (es) 1972-11-16
CA951386A (en) 1974-07-16
ES402652A1 (es) 1975-04-01
AU4200672A (en) 1973-11-15
DE2223244C3 (de) 1981-04-30
IT958845B (it) 1973-10-30
DK140648B (da) 1979-10-15
DE2223244A1 (de) 1972-11-23
BE783419A (fr) 1972-11-13
DE2223244B2 (de) 1980-09-04
NL166162C (nl) 1981-06-15
NL166162B (nl) 1981-01-15
FR2139535A5 (es) 1973-01-05

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