FR49793E - Improvements to mounting methods involving the use of variable-slope screen grid lamps for amplification adjustment - Google Patents

Improvements to mounting methods involving the use of variable-slope screen grid lamps for amplification adjustment

Info

Publication number
FR49793E
FR49793E FR49793DA FR49793E FR 49793 E FR49793 E FR 49793E FR 49793D A FR49793D A FR 49793DA FR 49793 E FR49793 E FR 49793E
Authority
FR
France
Prior art keywords
variable
methods involving
screen grid
mounting methods
amplification 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 DET40094D external-priority patent/DE597729C/en
Application filed by Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR49793E publication Critical patent/FR49793E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0011—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying tubes of the amplifier
FR49793D 1932-01-22 1938-09-12 Improvements to mounting methods involving the use of variable-slope screen grid lamps for amplification adjustment Expired FR49793E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DET40094D DE597729C (en) 1932-01-22 1932-01-22 Switching using screen grid tubes with variable access for gain control
DET49205D DE714445C (en) 1932-01-22 1937-09-15 Circuit for gain control with screen grid tubes

Publications (1)

Publication Number Publication Date
FR49793E true FR49793E (en) 1939-07-17

Family

ID=31994937

Family Applications (1)

Application Number Title Priority Date Filing Date
FR49793D Expired FR49793E (en) 1932-01-22 1938-09-12 Improvements to mounting methods involving the use of variable-slope screen grid lamps for amplification adjustment

Country Status (2)

Country Link
DE (1) DE714445C (en)
FR (1) FR49793E (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973509C (en) * 1938-10-18 1960-03-17 Siemens Ag Circuit arrangement for coordinating the progression of the working characteristics of screen grid tubes

Also Published As

Publication number Publication date
DE714445C (en) 1941-11-29

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