FR1443492A - Circuit pour le réglage automatique du gain d'amplificateurs basse fréquence - Google Patents

Circuit pour le réglage automatique du gain d'amplificateurs basse fréquence

Info

Publication number
FR1443492A
FR1443492A FR20160A FR20160A FR1443492A FR 1443492 A FR1443492 A FR 1443492A FR 20160 A FR20160 A FR 20160A FR 20160 A FR20160 A FR 20160A FR 1443492 A FR1443492 A FR 1443492A
Authority
FR
France
Prior art keywords
circuit
low frequency
automatic gain
gain adjustment
frequency amplifiers
Prior art date
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
FR20160A
Other languages
English (en)
French (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1443492A publication Critical patent/FR1443492A/fr
Expired legal-status Critical Current

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
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
    • H03G7/08—Volume compression or expansion in amplifiers having semiconductor devices incorporating negative feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
FR20160A 1964-06-10 1965-06-10 Circuit pour le réglage automatique du gain d'amplificateurs basse fréquence Expired FR1443492A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT497764 1964-06-10

Publications (1)

Publication Number Publication Date
FR1443492A true FR1443492A (fr) 1966-06-24

Family

ID=3570537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR20160A Expired FR1443492A (fr) 1964-06-10 1965-06-10 Circuit pour le réglage automatique du gain d'amplificateurs basse fréquence

Country Status (4)

Country Link
BE (1) BE665107A (pm)
ES (1) ES313964A1 (pm)
FR (1) FR1443492A (pm)
NL (1) NL6507228A (pm)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2301281A1 (de) * 1972-01-11 1973-07-19 Sony Corp Schaltung zur automatischen verstaerkungsregelung
DE2323937A1 (de) * 1972-05-13 1973-11-22 Sony Corp Signalregelschaltung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2301281A1 (de) * 1972-01-11 1973-07-19 Sony Corp Schaltung zur automatischen verstaerkungsregelung
FR2167963A1 (pm) * 1972-01-11 1973-08-24 Sony Corp
DE2323937A1 (de) * 1972-05-13 1973-11-22 Sony Corp Signalregelschaltung

Also Published As

Publication number Publication date
NL6507228A (pm) 1965-12-13
ES313964A1 (es) 1965-10-01
BE665107A (pm) 1965-12-08

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