FR897086A - Tuned circuits for ultra-short waves - Google Patents

Tuned circuits for ultra-short waves

Info

Publication number
FR897086A
FR897086A FR897086DA FR897086A FR 897086 A FR897086 A FR 897086A FR 897086D A FR897086D A FR 897086DA FR 897086 A FR897086 A FR 897086A
Authority
FR
France
Prior art keywords
ultra
tuned circuits
short waves
waves
short
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
Other languages
French (fr)
Inventor
Robert Grandin
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
Application granted granted Critical
Publication of FR897086A publication Critical patent/FR897086A/en
Expired 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
    • H01F21/005—Inductances without magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/02—Lecher resonators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR897086D 1943-04-02 1943-04-02 Tuned circuits for ultra-short waves Expired FR897086A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR897086T 1943-04-02

Publications (1)

Publication Number Publication Date
FR897086A true FR897086A (en) 1945-03-12

Family

ID=9391352

Family Applications (1)

Application Number Title Priority Date Filing Date
FR897086D Expired FR897086A (en) 1943-04-02 1943-04-02 Tuned circuits for ultra-short waves

Country Status (1)

Country Link
FR (1) FR897086A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2804544A (en) * 1953-12-11 1957-08-27 Patrick E Lannan Two band long line superheterodyne tuner using two modes of resonance for oscillatorline
DE1028640B (en) * 1956-10-06 1958-04-24 Werk Fuer Fernmeldewesen Veb Exponential transformer between symmetrical high-frequency lines
DE973564C (en) * 1942-10-13 1960-03-31 Patelhold Patentverwertung Artificial high frequency line
DE1167923B (en) * 1960-03-29 1964-04-16 Fuba Antennenwerke Hans Kolbe Transformation element for TV and VHF operation with symmetrical lines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973564C (en) * 1942-10-13 1960-03-31 Patelhold Patentverwertung Artificial high frequency line
US2804544A (en) * 1953-12-11 1957-08-27 Patrick E Lannan Two band long line superheterodyne tuner using two modes of resonance for oscillatorline
DE1028640B (en) * 1956-10-06 1958-04-24 Werk Fuer Fernmeldewesen Veb Exponential transformer between symmetrical high-frequency lines
DE1167923B (en) * 1960-03-29 1964-04-16 Fuba Antennenwerke Hans Kolbe Transformation element for TV and VHF operation with symmetrical lines

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