FR2217780A1 - - Google Patents

Info

Publication number
FR2217780A1
FR2217780A1 FR7404616A FR7404616A FR2217780A1 FR 2217780 A1 FR2217780 A1 FR 2217780A1 FR 7404616 A FR7404616 A FR 7404616A FR 7404616 A FR7404616 A FR 7404616A FR 2217780 A1 FR2217780 A1 FR 2217780A1
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.)
Withdrawn
Application number
FR7404616A
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.)
VIDEOTON
Original Assignee
VIDEOTON
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 VIDEOTON filed Critical VIDEOTON
Publication of FR2217780A1 publication Critical patent/FR2217780A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/08—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by varying the permeability of the core, e.g. by varying magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Filters And Equalizers (AREA)
  • Soft Magnetic Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
FR7404616A 1973-02-14 1974-02-12 Withdrawn FR2217780A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUVI915A HU165863B (fr) 1973-02-14 1973-02-14

Publications (1)

Publication Number Publication Date
FR2217780A1 true FR2217780A1 (fr) 1974-09-06

Family

ID=11002695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7404616A Withdrawn FR2217780A1 (fr) 1973-02-14 1974-02-12

Country Status (12)

Country Link
US (1) US3881159A (fr)
CA (1) CA1003513A (fr)
CH (1) CH569354A5 (fr)
CS (1) CS187405B2 (fr)
DD (1) DD109467A5 (fr)
DE (1) DE2402724C3 (fr)
EG (1) EG11300A (fr)
FR (1) FR2217780A1 (fr)
GB (1) GB1426460A (fr)
HU (1) HU165863B (fr)
IT (1) IT1002380B (fr)
SE (1) SE386551B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181913B (en) * 1985-10-22 1989-09-20 Plessey Co Plc Balanced oscillator and heterodyne circuit incorporating same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2200263A (en) * 1933-10-23 1940-05-14 Kramolin Leon Ladislaus De Variable reactor
US2781503A (en) * 1953-04-29 1957-02-12 American Mach & Foundry Magnetic memory circuits employing biased magnetic binary cores
US2897352A (en) * 1954-08-16 1959-07-28 Cgs Lab Inc System using magnetized controllable inductor operated stepwise to control frequency and the like

Also Published As

Publication number Publication date
DD109467A5 (fr) 1974-11-05
HU165863B (fr) 1974-11-28
EG11300A (en) 1978-06-30
CA1003513A (en) 1977-01-11
CH569354A5 (fr) 1975-11-14
DE2402724A1 (de) 1975-02-13
US3881159A (en) 1975-04-29
SE386551B (sv) 1976-08-09
CS187405B2 (en) 1979-01-31
DE2402724C3 (de) 1979-02-15
GB1426460A (en) 1976-02-25
DE2402724B2 (de) 1978-06-08
IT1002380B (it) 1976-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse