FR43779E - Automatic sensitivity adjustment device for radio receivers - Google Patents

Automatic sensitivity adjustment device for radio receivers

Info

Publication number
FR43779E
FR43779E FR43779DA FR43779E FR 43779 E FR43779 E FR 43779E FR 43779D A FR43779D A FR 43779DA FR 43779 E FR43779 E FR 43779E
Authority
FR
France
Prior art keywords
adjustment device
sensitivity adjustment
radio receivers
automatic sensitivity
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
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR43779E publication Critical patent/FR43779E/en
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
    • H03G3/22—Automatic control in amplifiers having discharge tubes
FR43779D 1933-05-13 1933-05-13 Automatic sensitivity adjustment device for radio receivers Expired FR43779E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR43779T 1933-05-13

Publications (1)

Publication Number Publication Date
FR43779E true FR43779E (en) 1934-08-30

Family

ID=8679715

Family Applications (2)

Application Number Title Priority Date Filing Date
FR750665D Expired FR750665A (en) 1933-05-13 1932-05-10 Automatic sensitivity adjustment device for radio receivers
FR43779D Expired FR43779E (en) 1933-05-13 1933-05-13 Automatic sensitivity adjustment device for radio receivers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR750665D Expired FR750665A (en) 1933-05-13 1932-05-10 Automatic sensitivity adjustment device for radio receivers

Country Status (1)

Country Link
FR (2) FR750665A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2638538A (en) * 1949-05-27 1953-05-12 Rca Corp Automatic gain control system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2638538A (en) * 1949-05-27 1953-05-12 Rca Corp Automatic gain control system

Also Published As

Publication number Publication date
FR750665A (en) 1933-08-16

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