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FR793547A - Tuning device for the local oscillator circuit of a superheterodyne receiver - Google Patents

Tuning device for the local oscillator circuit of a superheterodyne receiver

Info

Publication number
FR793547A
FR793547A FR793547DA FR793547A FR 793547 A FR793547 A FR 793547A FR 793547D A FR793547D A FR 793547DA FR 793547 A FR793547 A FR 793547A
Authority
FR
France
Prior art keywords
local oscillator
oscillator circuit
tuning device
superheterodyne receiver
superheterodyne
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR793547A publication Critical patent/FR793547A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/16—Automatic frequency control where the frequency control is accomplished by mechanical means, e.g. by a motor
FR793547D 1934-10-17 1935-08-07 Tuning device for the local oscillator circuit of a superheterodyne receiver Expired FR793547A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US748609A US2111737A (en) 1934-10-17 1934-10-17 Local oscillator circuit tuning device

Publications (1)

Publication Number Publication Date
FR793547A true FR793547A (en) 1936-01-27

Family

ID=25010170

Family Applications (1)

Application Number Title Priority Date Filing Date
FR793547D Expired FR793547A (en) 1934-10-17 1935-08-07 Tuning device for the local oscillator circuit of a superheterodyne receiver

Country Status (2)

Country Link
US (1) US2111737A (en)
FR (1) FR793547A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1038647B (en) * 1954-02-15 1958-09-11 Fielden Electronics Ltd Device for stabilizing the high-frequency voltage of a voltage source consisting of an electron oscillator for measuring purposes

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434945A (en) * 1943-06-18 1948-01-27 Bell Telephone Labor Inc Direction finding instrument
US2835802A (en) * 1953-10-12 1958-05-20 James R Day Linear frequency modulation detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1038647B (en) * 1954-02-15 1958-09-11 Fielden Electronics Ltd Device for stabilizing the high-frequency voltage of a voltage source consisting of an electron oscillator for measuring purposes

Also Published As

Publication number Publication date
US2111737A (en) 1938-03-22

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