FR1227804A - Tuning device for ultra-short wave oscillator - Google Patents

Tuning device for ultra-short wave oscillator

Info

Publication number
FR1227804A
FR1227804A FR797985A FR797985A FR1227804A FR 1227804 A FR1227804 A FR 1227804A FR 797985 A FR797985 A FR 797985A FR 797985 A FR797985 A FR 797985A FR 1227804 A FR1227804 A FR 1227804A
Authority
FR
France
Prior art keywords
ultra
short wave
tuning device
wave oscillator
oscillator
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
FR797985A
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve Co Ltd
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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Application granted granted Critical
Publication of FR1227804A publication Critical patent/FR1227804A/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
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
FR797985A 1958-06-30 1959-06-19 Tuning device for ultra-short wave oscillator Expired FR1227804A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1227804X 1958-06-30

Publications (1)

Publication Number Publication Date
FR1227804A true FR1227804A (en) 1960-08-24

Family

ID=10884211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797985A Expired FR1227804A (en) 1958-06-30 1959-06-19 Tuning device for ultra-short wave oscillator

Country Status (1)

Country Link
FR (1) FR1227804A (en)

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