FR865425A - Provision for adjusting the sensitivity of radio receivers - Google Patents

Provision for adjusting the sensitivity of radio receivers

Info

Publication number
FR865425A
FR865425A FR865425DA FR865425A FR 865425 A FR865425 A FR 865425A FR 865425D A FR865425D A FR 865425DA FR 865425 A FR865425 A FR 865425A
Authority
FR
France
Prior art keywords
provision
sensitivity
adjusting
radio receivers
receivers
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.)
Industrie Magneti Marelli SRL
Marelli Europe SpA
Original Assignee
Fabbrica Italiana Magneti Marelli SpA
Magneti Marelli SpA
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 Fabbrica Italiana Magneti Marelli SpA, Magneti Marelli SpA filed Critical Fabbrica Italiana Magneti Marelli SpA
Application granted granted Critical
Publication of FR865425A publication Critical patent/FR865425A/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
    • H03G3/02—Manually-operated control
    • H03G3/14—Manually-operated control in frequency-selective amplifiers
    • H03G3/16—Manually-operated control in frequency-selective amplifiers having discharge tubes
FR865425D 1939-05-12 1940-05-03 Provision for adjusting the sensitivity of radio receivers Expired FR865425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT865425X 1939-05-12

Publications (1)

Publication Number Publication Date
FR865425A true FR865425A (en) 1941-05-23

Family

ID=11330623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865425D Expired FR865425A (en) 1939-05-12 1940-05-03 Provision for adjusting the sensitivity of radio receivers

Country Status (1)

Country Link
FR (1) FR865425A (en)

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