BE875285A - Circuit a commande automatique de gain - Google Patents

Circuit a commande automatique de gain

Info

Publication number
BE875285A
BE875285A BE1/9340A BE1009340A BE875285A BE 875285 A BE875285 A BE 875285A BE 1/9340 A BE1/9340 A BE 1/9340A BE 1009340 A BE1009340 A BE 1009340A BE 875285 A BE875285 A BE 875285A
Authority
BE
Belgium
Prior art keywords
control circuit
gain control
automatic gain
automatic
circuit
Prior art date
Application number
BE1/9340A
Other languages
English (en)
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of BE875285A publication Critical patent/BE875285A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
BE1/9340A 1978-04-24 1978-04-03 Circuit a commande automatique de gain BE875285A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7812029A FR2424668A1 (fr) 1978-04-24 1978-04-24 Circuit a commande automatique de gain

Publications (1)

Publication Number Publication Date
BE875285A true BE875285A (fr) 1979-10-03

Family

ID=9207498

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1/9340A BE875285A (fr) 1978-04-24 1978-04-03 Circuit a commande automatique de gain

Country Status (10)

Country Link
US (1) US4260953A (fr)
JP (1) JPS54141547A (fr)
BE (1) BE875285A (fr)
CA (1) CA1131320A (fr)
DE (1) DE2915413A1 (fr)
FR (1) FR2424668A1 (fr)
GB (1) GB2019680B (fr)
IT (1) IT1118594B (fr)
LU (1) LU81176A1 (fr)
NL (1) NL7903081A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472304A1 (fr) * 1979-12-19 1981-06-26 Cii Honeywell Bull Procede pour commander le gain des circuits amplifiant les signaux delivres par une tete de lecture associee a un support d'informations et dispositif pour le mettre en oeuvre
US4937535A (en) * 1988-12-29 1990-06-26 Genrad, Inc. Calibration method and programmable phase-gain amplifier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803711A (en) * 1954-02-04 1957-08-20 Reeves Sound Studios Inc Variable gain amplifiers
DE1762228A1 (de) * 1968-05-02 1970-04-23 Telefonbau & Normalzeit Gmbh Schaltungsanordnung zur Anzeige des Belegungszustandes von leitungen eines Leitungsbuendels in Fernsprechanlagen
US3676792A (en) * 1970-06-09 1972-07-11 Us Navy Frequency multiplexing agc amplifier
US3789143A (en) * 1971-03-29 1974-01-29 D Blackmer Compander with control signal logarithmically related to the instantaneous rms value of the input signal
US3760255A (en) * 1972-02-25 1973-09-18 R Grodinsky Ac to dc converter circuit
US3895310A (en) * 1974-01-31 1975-07-15 Kinetic Technology Inc Automatic gain control circuit
AU7898175A (en) * 1974-03-25 1976-09-16 Adcock J A An improved speech compressor

Also Published As

Publication number Publication date
NL7903081A (nl) 1979-10-26
CA1131320A (fr) 1982-09-07
GB2019680A (en) 1979-10-31
FR2424668B1 (fr) 1981-03-06
DE2915413A1 (de) 1979-10-31
JPS54141547A (en) 1979-11-02
LU81176A1 (fr) 1979-11-07
GB2019680B (en) 1982-08-18
US4260953A (en) 1981-04-07
IT1118594B (it) 1986-03-03
FR2424668A1 (fr) 1979-11-23
IT7967855A0 (it) 1979-04-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCAT

Effective date: 19840403