CA907705A - Signal translating networks and control circuits for the tuners of signal receivers - Google Patents

Signal translating networks and control circuits for the tuners of signal receivers

Info

Publication number
CA907705A
CA907705A CA907705A CA907705DA CA907705A CA 907705 A CA907705 A CA 907705A CA 907705 A CA907705 A CA 907705A CA 907705D A CA907705D A CA 907705DA CA 907705 A CA907705 A CA 907705A
Authority
CA
Canada
Prior art keywords
signal
tuners
control circuits
receivers
networks
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
CA907705A
Inventor
G. Russell William
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.)
Electrohome Ltd
Original Assignee
Electrohome 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 Electrohome Ltd filed Critical Electrohome Ltd
Application granted granted Critical
Publication of CA907705A publication Critical patent/CA907705A/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
    • H03J7/10—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
    • 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
    • H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
CA907705A 1970-10-02 1970-10-02 Signal translating networks and control circuits for the tuners of signal receivers Expired CA907705A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA94632 1970-10-02

Publications (1)

Publication Number Publication Date
CA907705A true CA907705A (en) 1972-08-15

Family

ID=4087694

Family Applications (1)

Application Number Title Priority Date Filing Date
CA907705A Expired CA907705A (en) 1970-10-02 1970-10-02 Signal translating networks and control circuits for the tuners of signal receivers

Country Status (1)

Country Link
CA (1) CA907705A (en)

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