GB889254A - Improvements in or relating to automatic tuning arrangements - Google Patents

Improvements in or relating to automatic tuning arrangements

Info

Publication number
GB889254A
GB889254A GB22194/60A GB2219458A GB889254A GB 889254 A GB889254 A GB 889254A GB 22194/60 A GB22194/60 A GB 22194/60A GB 2219458 A GB2219458 A GB 2219458A GB 889254 A GB889254 A GB 889254A
Authority
GB
United Kingdom
Prior art keywords
stepping mechanism
voltage
july
series
responding
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
GB22194/60A
Other languages
English (en)
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB889254A publication Critical patent/GB889254A/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
    • H03J5/24—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/30—Automatic scanning over a band of frequencies where the scanning is accomplished by mechanical means, e.g. by a motor

Landscapes

  • Relay Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
GB22194/60A 1957-07-12 1958-07-10 Improvements in or relating to automatic tuning arrangements Expired GB889254A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR889254X 1957-07-12

Publications (1)

Publication Number Publication Date
GB889254A true GB889254A (en) 1962-02-14

Family

ID=9377104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22194/60A Expired GB889254A (en) 1957-07-12 1958-07-10 Improvements in or relating to automatic tuning arrangements

Country Status (4)

Country Link
BE (1) BE569403A (cs)
DE (1) DE1061839B (cs)
GB (1) GB889254A (cs)
NL (2) NL111814C (cs)

Also Published As

Publication number Publication date
DE1061839B (de) 1959-07-23
NL111814C (cs)
NL229528A (cs)
BE569403A (cs)

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