FR52250E - Receiver with automatic volume and selectivity adjustment - Google Patents

Receiver with automatic volume and selectivity adjustment

Info

Publication number
FR52250E
FR52250E FR52250DA FR52250E FR 52250 E FR52250 E FR 52250E FR 52250D A FR52250D A FR 52250DA FR 52250 E FR52250 E FR 52250E
Authority
FR
France
Prior art keywords
receiver
automatic volume
selectivity adjustment
selectivity
adjustment
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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
Priority claimed from DET52238D external-priority patent/DE728473C/en
Application filed by Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR52250E publication Critical patent/FR52250E/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
FR52250D 1939-05-13 1942-09-11 Receiver with automatic volume and selectivity adjustment Expired FR52250E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DET52238D DE728473C (en) 1939-05-13 1939-05-13 A receiver containing a multi-stage low frequency amplifier with automatic fading control and automatic control of the passage of high audio frequencies
DE52250X 1941-09-13

Publications (1)

Publication Number Publication Date
FR52250E true FR52250E (en) 1943-10-05

Family

ID=31994880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR52250D Expired FR52250E (en) 1939-05-13 1942-09-11 Receiver with automatic volume and selectivity adjustment

Country Status (1)

Country Link
FR (1) FR52250E (en)

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