FR841978A - Improvements to the tuning devices for push-button receivers - Google Patents

Improvements to the tuning devices for push-button receivers

Info

Publication number
FR841978A
FR841978A FR841978DA FR841978A FR 841978 A FR841978 A FR 841978A FR 841978D A FR841978D A FR 841978DA FR 841978 A FR841978 A FR 841978A
Authority
FR
France
Prior art keywords
push
tuning devices
button receivers
receivers
button
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
Application filed by Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR841978A publication Critical patent/FR841978A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/14—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings operated by auxiliary power
    • H03J5/146—Settings desired by a switch controlled together with the tuning member and which stops the control as soon as a desired position is reached
FR841978D 1937-08-11 1938-08-11 Improvements to the tuning devices for push-button receivers Expired FR841978A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE841978X 1937-08-11

Publications (1)

Publication Number Publication Date
FR841978A true FR841978A (en) 1939-06-02

Family

ID=6768432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841978D Expired FR841978A (en) 1937-08-11 1938-08-11 Improvements to the tuning devices for push-button receivers

Country Status (1)

Country Link
FR (1) FR841978A (en)

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