FR2331912B1 - - Google Patents

Info

Publication number
FR2331912B1
FR2331912B1 FR7534823A FR7534823A FR2331912B1 FR 2331912 B1 FR2331912 B1 FR 2331912B1 FR 7534823 A FR7534823 A FR 7534823A FR 7534823 A FR7534823 A FR 7534823A FR 2331912 B1 FR2331912 B1 FR 2331912B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7534823A
Other languages
French (fr)
Other versions
FR2331912A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Association des Ouvriers en Instruments de Precision
Original Assignee
Association des Ouvriers en Instruments de Precision
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 Association des Ouvriers en Instruments de Precision filed Critical Association des Ouvriers en Instruments de Precision
Priority to FR7534823A priority Critical patent/FR2331912A1/fr
Publication of FR2331912A1 publication Critical patent/FR2331912A1/fr
Application granted granted Critical
Publication of FR2331912B1 publication Critical patent/FR2331912B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
    • H03H11/1286—Sallen-Key biquad
FR7534823A 1975-11-14 1975-11-14 Filtre actif, a parametres reglables de facon independante Granted FR2331912A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7534823A FR2331912A1 (fr) 1975-11-14 1975-11-14 Filtre actif, a parametres reglables de facon independante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7534823A FR2331912A1 (fr) 1975-11-14 1975-11-14 Filtre actif, a parametres reglables de facon independante

Publications (2)

Publication Number Publication Date
FR2331912A1 FR2331912A1 (fr) 1977-06-10
FR2331912B1 true FR2331912B1 (show.php) 1979-06-22

Family

ID=9162419

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7534823A Granted FR2331912A1 (fr) 1975-11-14 1975-11-14 Filtre actif, a parametres reglables de facon independante

Country Status (1)

Country Link
FR (1) FR2331912A1 (show.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446041A1 (fr) * 1979-01-04 1980-08-01 Ass Ouvriers Instr Precision Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees
FR2447658B1 (fr) * 1979-01-24 1985-06-28 Ass Ouvriers Instr Precision Dispositif d'emission et de reception d'impulsions telephoniques
FR2880742A1 (fr) * 2005-01-12 2006-07-14 Alain Maurice Ange Magagnini Filtre passe bande analogique du deuxieme degre tres selectif avec procede de synthese par un montage a boucle fermee a reaction autour d'un filtre actif passe bande du deuxieme degre

Also Published As

Publication number Publication date
FR2331912A1 (fr) 1977-06-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse