NL7107599A - - Google Patents

Info

Publication number
NL7107599A
NL7107599A NL7107599A NL7107599A NL7107599A NL 7107599 A NL7107599 A NL 7107599A NL 7107599 A NL7107599 A NL 7107599A NL 7107599 A NL7107599 A NL 7107599A NL 7107599 A NL7107599 A NL 7107599A
Authority
NL
Netherlands
Application number
NL7107599A
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 filed Critical
Publication of NL7107599A publication Critical patent/NL7107599A/xx

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
    • H03J5/02—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
NL7107599A 1970-06-09 1971-06-03 NL7107599A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702028400 DE2028400B2 (de) 1970-06-09 1970-06-09 Tastschaltung für eine programmierte Frequenzwahl in Rundfunk- und Fernsehgeräten

Publications (1)

Publication Number Publication Date
NL7107599A true NL7107599A (enrdf_load_stackoverflow) 1971-12-13

Family

ID=5773495

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7107599A NL7107599A (enrdf_load_stackoverflow) 1970-06-09 1971-06-03

Country Status (4)

Country Link
BE (1) BE768264A (enrdf_load_stackoverflow)
DE (1) DE2028400B2 (enrdf_load_stackoverflow)
FR (1) FR2094151B1 (enrdf_load_stackoverflow)
NL (1) NL7107599A (enrdf_load_stackoverflow)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3264566A (en) * 1962-07-13 1966-08-02 Gen Instrument Corp Electronic switching of tuned circuits
US3226495A (en) * 1962-10-04 1965-12-28 Fujitsu Ltd Rotary switch structure with saddleshaped insulator and two-legged contact brush
DE1223898B (de) * 1963-12-07 1966-09-01 Telefunken Patent Schaltung zur Fernabstimmung eines Antennenverstaerkers
DE1466450B2 (de) * 1963-12-18 1972-03-02 Telefunken Patentverwertungsge Seilschaft mbH, 7900 Ulm Abstimmeinrichtung fuer geraete der hochfrequenz nachrichten technik insbesondere fernsehempfaenger
DE1246091C2 (de) * 1964-10-17 1976-04-29 Preh Elektrofeinmechanische Werke Jakob Preh Nachf., 8740 Bad Neustadt Einstellaggregat
DE1540231C3 (de) * 1965-08-12 1974-06-27 Norddeutsche Mende Rundfunk Kg, 2800 Bremen Drehpotentiometer, insbesondere zum Einstellen verschiedener Vorspannungen für Kipazitätsdioden
DE1273018B (de) * 1966-04-09 1968-07-18 Telefunken Patent Abstimmeinrichtung mit durch Kapazitaetsdioden abstimmbaren Schwingkreisen
GB1181386A (en) * 1966-05-06 1970-02-18 Orega Electro Mecanique Improvements in or relating to UHF-VHF selector circuits
FR1546633A (fr) * 1966-08-30 1968-11-22 Matsushita Electric Industrial Co Ltd Perfectionnements apportés aux dispositifs d'accord
FR1524115A (fr) * 1967-01-25 1968-05-10 Orega Electro Mecanique Commutateur u.h.f. - v.h.f. pour récepteur de télévision
FR1557474A (enrdf_load_stackoverflow) * 1967-03-30 1969-02-14
US3509467A (en) * 1967-09-20 1970-04-28 Gen Dynamics Corp Multiband electronic tuner
FR1538941A (fr) * 1967-10-04 1968-09-06 Gen Dynamics Corp Dispositif d'accord amplificateur à haute fréquence et à plusieurs bandes
GB1281061A (en) * 1968-08-30 1972-07-12 Matsushita Electric Industrial Co Ltd Channel selector and tuner combination
DE1911898B2 (de) * 1969-03-08 1978-08-10 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf., 8740 Bad Neustadt Kanalwahlaggregat für HF-Empfänger
US3596183A (en) * 1969-04-18 1971-07-27 Motorola Inc Multiband tuning control system with programmable electronic switching
DE1921561A1 (de) * 1969-04-28 1970-11-26 Nordmende Motorschalter fuer Fernseh- und Rundfunkempfangsgeraete

Also Published As

Publication number Publication date
DE2028400B2 (de) 1978-04-27
DE2028400A1 (de) 1971-12-16
FR2094151B1 (enrdf_load_stackoverflow) 1975-08-22
BE768264A (fr) 1971-12-09
FR2094151A1 (enrdf_load_stackoverflow) 1972-02-04

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