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FR938667A - Automatic frequency adjustment device in radio receivers - Google Patents

Automatic frequency adjustment device in radio receivers

Info

Publication number
FR938667A
FR938667A FR938667DA FR938667A FR 938667 A FR938667 A FR 938667A FR 938667D A FR938667D A FR 938667DA FR 938667 A FR938667 A FR 938667A
Authority
FR
France
Prior art keywords
adjustment device
frequency adjustment
automatic frequency
radio receivers
receivers
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
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 Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR938667A publication Critical patent/FR938667A/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
    • H03J7/047—Automatic frequency control using an auxiliary signal, e.g. low frequency scanning of the locking range or superimposing a special signal on the input signal
FR938667D 1939-09-13 1946-10-21 Automatic frequency adjustment device in radio receivers Expired FR938667A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US541393XA 1939-09-13 1939-09-13

Publications (1)

Publication Number Publication Date
FR938667A true FR938667A (en) 1948-10-21

Family

ID=21989019

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938667D Expired FR938667A (en) 1939-09-13 1946-10-21 Automatic frequency adjustment device in radio receivers

Country Status (3)

Country Link
BE (1) BE471441A (en)
FR (1) FR938667A (en)
GB (1) GB541393A (en)

Also Published As

Publication number Publication date
BE471441A (en)
GB541393A (en) 1941-11-25

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