IT957563B - Perfezionamento negli amplificatori di segnale elettrico a guadagno va riabile controllabili in tensione - Google Patents

Perfezionamento negli amplificatori di segnale elettrico a guadagno va riabile controllabili in tensione

Info

Publication number
IT957563B
IT957563B IT48949/72A IT4894972A IT957563B IT 957563 B IT957563 B IT 957563B IT 48949/72 A IT48949/72 A IT 48949/72A IT 4894972 A IT4894972 A IT 4894972A IT 957563 B IT957563 B IT 957563B
Authority
IT
Italy
Prior art keywords
rehabilitation
controllable
improvement
electric signal
signal amplifiers
Prior art date
Application number
IT48949/72A
Other languages
English (en)
Italian (it)
Original Assignee
Columbia Broadcasting Syst 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 Columbia Broadcasting Syst Inc filed Critical Columbia Broadcasting Syst Inc
Application granted granted Critical
Publication of IT957563B publication Critical patent/IT957563B/it

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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
IT48949/72A 1971-03-19 1972-03-13 Perfezionamento negli amplificatori di segnale elettrico a guadagno va riabile controllabili in tensione IT957563B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12599471A 1971-03-19 1971-03-19

Publications (1)

Publication Number Publication Date
IT957563B true IT957563B (it) 1973-10-20

Family

ID=22422440

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48949/72A IT957563B (it) 1971-03-19 1972-03-13 Perfezionamento negli amplificatori di segnale elettrico a guadagno va riabile controllabili in tensione

Country Status (7)

Country Link
US (1) US3702444A (OSRAM)
BE (1) BE780713A (OSRAM)
DE (1) DE2213197A1 (OSRAM)
FR (1) FR2129783A5 (OSRAM)
IL (1) IL38921A0 (OSRAM)
IT (1) IT957563B (OSRAM)
NL (1) NL7203181A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039952A (en) * 1990-04-20 1991-08-13 International Business Machines Corp. Electronic gain cell
WO2018047213A1 (en) 2016-09-09 2018-03-15 National Institute Of Advanced Industrial Science And Technology Variable gain amplifier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US25963A (en) * 1859-11-01 Improvement in sewing-machines
DE1262337B (de) * 1963-06-20 1968-03-07 Fernseh Gmbh Schaltungsanordnung zur AEnderung der Verstaerkung einer Videosignal-Transistorstufe
US3386046A (en) * 1965-10-14 1968-05-28 Bell Telephone Labor Inc Automatic gain control circuit
US3446989A (en) * 1966-08-15 1969-05-27 Motorola Inc Multiple level logic circuitry

Also Published As

Publication number Publication date
FR2129783A5 (OSRAM) 1972-10-27
DE2213197A1 (de) 1972-09-21
IL38921A0 (en) 1972-05-30
BE780713A (fr) 1972-09-15
NL7203181A (OSRAM) 1972-09-21
US3702444A (en) 1972-11-07

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