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FR813876A - Magnetically tuned resonant circuits - Google Patents

Magnetically tuned resonant circuits

Info

Publication number
FR813876A
FR813876A FR813876DA FR813876A FR 813876 A FR813876 A FR 813876A FR 813876D A FR813876D A FR 813876DA FR 813876 A FR813876 A FR 813876A
Authority
FR
France
Prior art keywords
resonant circuits
tuned resonant
magnetically tuned
magnetically
circuits
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)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR813876A publication Critical patent/FR813876A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0311—Compounds
    • H01F1/0313—Oxidic compounds
    • H01F1/0315—Ferrites
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0153—Electrical filters; Controlling thereof
    • H03H7/0161—Bandpass filters
    • H03H7/0169—Intermediate frequency filters
    • H03H7/0184—Intermediate frequency filters with ferromagnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR813876D 1935-12-31 1936-11-24 Magnetically tuned resonant circuits Expired FR813876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US813876XA 1935-12-31 1935-12-31

Publications (1)

Publication Number Publication Date
FR813876A true FR813876A (en) 1937-06-10

Family

ID=22163818

Family Applications (1)

Application Number Title Priority Date Filing Date
FR813876D Expired FR813876A (en) 1935-12-31 1936-11-24 Magnetically tuned resonant circuits

Country Status (1)

Country Link
FR (1) FR813876A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757100C (en) * 1937-11-12 1953-01-05 Steatit Magnesia Ag High-frequency coil with a balancing mass core that can be moved axially inside the coil by means of a screw drive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757100C (en) * 1937-11-12 1953-01-05 Steatit Magnesia Ag High-frequency coil with a balancing mass core that can be moved axially inside the coil by means of a screw drive

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