FR1254789A - Sound reproduction device with automatic amplification adjustment - Google Patents

Sound reproduction device with automatic amplification adjustment

Info

Publication number
FR1254789A
FR1254789A FR825121A FR825121A FR1254789A FR 1254789 A FR1254789 A FR 1254789A FR 825121 A FR825121 A FR 825121A FR 825121 A FR825121 A FR 825121A FR 1254789 A FR1254789 A FR 1254789A
Authority
FR
France
Prior art keywords
reproduction device
sound reproduction
amplification adjustment
automatic amplification
automatic
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
FR825121A
Other languages
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
Priority to FR825121A priority Critical patent/FR1254789A/en
Application granted granted Critical
Publication of FR1254789A publication Critical patent/FR1254789A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/18—Automatic control in untuned amplifiers
    • H03G5/20—Automatic control in untuned amplifiers having discharge tubes
FR825121A 1960-04-22 1960-04-22 Sound reproduction device with automatic amplification adjustment Expired FR1254789A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR825121A FR1254789A (en) 1960-04-22 1960-04-22 Sound reproduction device with automatic amplification adjustment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR825121A FR1254789A (en) 1960-04-22 1960-04-22 Sound reproduction device with automatic amplification adjustment

Publications (1)

Publication Number Publication Date
FR1254789A true FR1254789A (en) 1961-02-24

Family

ID=8729908

Family Applications (1)

Application Number Title Priority Date Filing Date
FR825121A Expired FR1254789A (en) 1960-04-22 1960-04-22 Sound reproduction device with automatic amplification adjustment

Country Status (1)

Country Link
FR (1) FR1254789A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3537025A (en) * 1967-11-06 1970-10-27 Bell Telephone Labor Inc Unitary circuit for clamping,amplification and automatic gain control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3537025A (en) * 1967-11-06 1970-10-27 Bell Telephone Labor Inc Unitary circuit for clamping,amplification and automatic gain control

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