FR2094151B1 - - Google Patents

Info

Publication number
FR2094151B1
FR2094151B1 FR7120911A FR7120911A FR2094151B1 FR 2094151 B1 FR2094151 B1 FR 2094151B1 FR 7120911 A FR7120911 A FR 7120911A FR 7120911 A FR7120911 A FR 7120911A FR 2094151 B1 FR2094151 B1 FR 2094151B1
Authority
FR
France
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
FR7120911A
Other languages
French (fr)
Other versions
FR2094151A1 (enrdf_load_stackoverflow
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2094151A1 publication Critical patent/FR2094151A1/fr
Application granted granted Critical
Publication of FR2094151B1 publication Critical patent/FR2094151B1/fr
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
    • H03J5/02—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
FR7120911A 1970-06-09 1971-06-09 Expired FR2094151B1 (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 (2)

Publication Number Publication Date
FR2094151A1 FR2094151A1 (enrdf_load_stackoverflow) 1972-02-04
FR2094151B1 true FR2094151B1 (enrdf_load_stackoverflow) 1975-08-22

Family

ID=5773495

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7120911A Expired FR2094151B1 (enrdf_load_stackoverflow) 1970-06-09 1971-06-09

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 Ind 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 Ind 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
DE2028400A1 (de) 1971-12-16
NL7107599A (enrdf_load_stackoverflow) 1971-12-13
DE2028400B2 (de) 1978-04-27
FR2094151A1 (enrdf_load_stackoverflow) 1972-02-04
BE768264A (fr) 1971-12-09

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Legal Events

Date Code Title Description
ST Notification of lapse