BE835009A - SIGNAL LEVEL CONTROL AMPLIFIER - Google Patents

SIGNAL LEVEL CONTROL AMPLIFIER

Info

Publication number
BE835009A
BE835009A BE161374A BE161374A BE835009A BE 835009 A BE835009 A BE 835009A BE 161374 A BE161374 A BE 161374A BE 161374 A BE161374 A BE 161374A BE 835009 A BE835009 A BE 835009A
Authority
BE
Belgium
Prior art keywords
signal level
level control
control amplifier
amplifier
signal
Prior art date
Application number
BE161374A
Other languages
French (fr)
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 filed Critical
Publication of BE835009A publication Critical patent/BE835009A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits 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
    • H03G1/0023—Circuits 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
BE161374A 1974-10-31 1975-10-29 SIGNAL LEVEL CONTROL AMPLIFIER BE835009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7414217A NL7414217A (en) 1974-10-31 1974-10-31 AMPLIFIER WITH SIGNAL LEVEL CONTROL.

Publications (1)

Publication Number Publication Date
BE835009A true BE835009A (en) 1976-04-29

Family

ID=19822367

Family Applications (1)

Application Number Title Priority Date Filing Date
BE161374A BE835009A (en) 1974-10-31 1975-10-29 SIGNAL LEVEL CONTROL AMPLIFIER

Country Status (13)

Country Link
JP (1) JPS5754002B2 (en)
AR (1) AR209120A1 (en)
AU (1) AU500832B2 (en)
BE (1) BE835009A (en)
BR (1) BR7507059A (en)
CA (1) CA1035018A (en)
DE (1) DE2546844C2 (en)
DK (1) DK484475A (en)
FR (1) FR2290087A1 (en)
GB (1) GB1485092A (en)
IT (1) IT1047244B (en)
NL (1) NL7414217A (en)
SE (1) SE416095B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707870C2 (en) * 1977-02-24 1983-04-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Circuit arrangement for gain control
US4317082A (en) * 1978-11-06 1982-02-23 National Semiconductor Corporation Current mirror circuit
DE3329665A1 (en) * 1983-08-17 1985-03-07 Telefunken electronic GmbH, 7100 Heilbronn CIRCUIT ARRANGEMENT FOR THE AMPLIFICATION OF ELECTRICAL SIGNALS
DE3329663A1 (en) * 1983-08-17 1985-03-07 Telefunken electronic GmbH, 7100 Heilbronn MULTI-STAGE SIGNAL TRANSMISSION SYSTEM
FR2571564A1 (en) * 1984-10-09 1986-04-11 Labo Cent Telecommunicat Integrated circuit delivering an output current whose variation is the inverse of that of the input current, applicable in particular in the field of telephony
JP2005536106A (en) * 2002-08-12 2005-11-24 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ Variable gain amplifier with improved linear control characteristics

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274672A (en) * 1968-09-27 1972-05-17 Rca Corp Operational amplifier
DE2308835C3 (en) * 1972-03-02 1986-03-27 Sony Corp., Tokio/Tokyo Adjustable amplifier for electrical signals

Also Published As

Publication number Publication date
JPS5168156A (en) 1976-06-12
SE416095B (en) 1980-11-24
IT1047244B (en) 1980-09-10
FR2290087B1 (en) 1980-07-18
GB1485092A (en) 1977-09-08
FR2290087A1 (en) 1976-05-28
SE7512014L (en) 1976-05-03
AU8594375A (en) 1977-04-28
AR209120A1 (en) 1977-03-31
BR7507059A (en) 1976-08-03
CA1035018A (en) 1978-07-18
DK484475A (en) 1976-05-01
JPS5754002B2 (en) 1982-11-16
DE2546844A1 (en) 1976-05-06
NL7414217A (en) 1976-05-04
AU500832B2 (en) 1979-05-31
DE2546844C2 (en) 1981-09-24

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPEMFABRIEKEN

Effective date: 19851031