FR1481902A - Line and space transformers insensitive to frequency - Google Patents

Line and space transformers insensitive to frequency

Info

Publication number
FR1481902A
FR1481902A FR691359A FR691359A FR1481902A FR 1481902 A FR1481902 A FR 1481902A FR 691359 A FR691359 A FR 691359A FR 691359 A FR691359 A FR 691359A FR 1481902 A FR1481902 A FR 1481902A
Authority
FR
France
Prior art keywords
insensitive
frequency
line
space transformers
transformers
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
FR691359A
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.)
Eltro GmbH and Co
Original Assignee
Eltro GmbH and Co
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 Eltro GmbH and Co filed Critical Eltro GmbH and Co
Application granted granted Critical
Publication of FR1481902A publication Critical patent/FR1481902A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03H7/38—Impedance-matching networks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • 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
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/24—Terminating devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/004—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using non-directional dissipative particles, e.g. ferrite powders
FR691359A 1954-05-12 1955-05-10 Line and space transformers insensitive to frequency Expired FR1481902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1954W0013952 DE977537C (en) 1954-05-12 1954-05-12 Line and space transformers with improved frequency response

Publications (1)

Publication Number Publication Date
FR1481902A true FR1481902A (en) 1967-05-26

Family

ID=7595172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR691359A Expired FR1481902A (en) 1954-05-12 1955-05-10 Line and space transformers insensitive to frequency

Country Status (3)

Country Link
DE (1) DE977537C (en)
FR (1) FR1481902A (en)
GB (1) GB1064130A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2665296B1 (en) * 1990-07-27 1993-12-17 Ferdy Mayer BROADBAND HIGH FREQUENCY ABSORBENT STRUCTURES.
DE102007026389A1 (en) 2007-06-06 2008-12-18 Vega Grieshaber Kg Antenna for a level radar for high-temperature and / or high-pressure applications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE765298C (en) * 1935-04-19 1953-07-20 Julius Pintsch K G Device for achieving selection effects in arrangements for generating or receiving ultrashort electrical waves
DE807965C (en) * 1947-06-21 1951-07-09 Philips Nv Circuit for transmitting electrical vibrations with a large transmission range

Also Published As

Publication number Publication date
GB1064130A (en) 1967-04-05
DE977537C (en) 1966-12-15

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