NL75109C - - Google Patents

Info

Publication number
NL75109C
NL75109C NL75109DA NL75109C NL 75109 C NL75109 C NL 75109C NL 75109D A NL75109D A NL 75109DA NL 75109 C NL75109 C NL 75109C
Authority
NL
Netherlands
Application number
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.)
Publication of NL75109C publication Critical patent/NL75109C/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18Automatic scanning over a band of frequencies
    • H03J7/30Automatic scanning over a band of frequencies where the scanning is accomplished by mechanical means, e.g. by a motor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00Discontinuous 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
    • H03J5/24Discontinuous 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
    • H03J5/248Discontinuous 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 using electromechanical means
NL75109D 1944-10-05 NL75109C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US557312A US2394869A (en) 1944-10-05 1944-10-05 Push-button control of signal seeking receivers

Publications (1)

Publication Number Publication Date
NL75109C true NL75109C (fr)

Family

ID=24224899

Family Applications (1)

Application Number Title Priority Date Filing Date
NL75109D NL75109C (fr) 1944-10-05

Country Status (3)

Country Link
US (1) US2394869A (fr)
GB (1) GB631732A (fr)
NL (1) NL75109C (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR905718A (fr) * 1943-07-09 1945-12-12 Philips Nv Appareil pouvant être accordé à distance
US2501003A (en) * 1945-04-13 1950-03-21 Colonial Radio Corp Push-button tuning for signalseeking receivers
US2529677A (en) * 1947-02-13 1950-11-14 Hallicrafters Co Motor tuning system for receiving systems
US2533662A (en) * 1947-04-11 1950-12-12 Automatic Elect Lab Automatic trunk selecting system for radio telephone stations
DE972748C (de) * 1952-01-29 1959-09-17 Gen Motors Corp Vorwahlabstimmvorrichtung fuer Rundfunkempfaenger
US2739232A (en) * 1952-07-03 1956-03-20 Gen Motors Corp Favorite station signal seeking radio tuner
BE528237A (fr) * 1953-04-22 1900-01-01
US2881322A (en) * 1954-06-17 1959-04-07 Kenneth C Allison Tuning apparatus
US2866095A (en) * 1954-08-09 1958-12-23 Radio Condenser Co Signal seeking permeability tuner with automatically movable cores and manually movable coils
DE971802C (de) * 1954-08-24 1959-04-02 Telefunken Gmbh Empfaenger mit selbsttaetiger Abstimmung
US2864957A (en) * 1954-11-10 1958-12-16 Philco Corp Signal-seeking device
JPS4848505U (fr) * 1971-10-09 1973-06-26

Also Published As

Publication number Publication date
US2394869A (en) 1946-02-12
GB631732A (en) 1949-11-09

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