FR749563A - Système de couplage électrique - Google Patents

Système de couplage électrique

Info

Publication number
FR749563A
FR749563A FR749563DA FR749563A FR 749563 A FR749563 A FR 749563A FR 749563D A FR749563D A FR 749563DA FR 749563 A FR749563 A FR 749563A
Authority
FR
France
Prior art keywords
coupling system
electrical coupling
electrical
coupling
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
English (en)
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine 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 Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR749563A publication Critical patent/FR749563A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/18—Modifications of frequency-changers for eliminating image frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
FR749563D 1932-02-01 1933-01-26 Système de couplage électrique Expired FR749563A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US590173A US2048527A (en) 1932-02-01 1932-02-01 Selective circuits

Publications (1)

Publication Number Publication Date
FR749563A true FR749563A (fr) 1933-07-26

Family

ID=24361161

Family Applications (1)

Application Number Title Priority Date Filing Date
FR749563D Expired FR749563A (fr) 1932-02-01 1933-01-26 Système de couplage électrique

Country Status (5)

Country Link
US (1) US2048527A (fr)
BE (1) BE393901A (fr)
DE (1) DE749560C (fr)
FR (1) FR749563A (fr)
GB (1) GB412942A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3593154A (en) * 1969-01-28 1971-07-13 Zenith Radio Corp Frequency-selective coupling network for a television tuner

Also Published As

Publication number Publication date
DE749560C (de) 1944-11-25
GB412942A (en) 1934-07-03
BE393901A (fr)
US2048527A (en) 1936-07-21

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