GB1417093A - Balun transformers - Google Patents

Balun transformers

Info

Publication number
GB1417093A
GB1417093A GB137873A GB137873A GB1417093A GB 1417093 A GB1417093 A GB 1417093A GB 137873 A GB137873 A GB 137873A GB 137873 A GB137873 A GB 137873A GB 1417093 A GB1417093 A GB 1417093A
Authority
GB
United Kingdom
Prior art keywords
impedance
windings
gap
turns
balanced
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
GB137873A
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.)
Fluke Electronics Corp
Technology for Communications International
Original Assignee
Communications Technology Corp
Technology for Communications International
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 Communications Technology Corp, Technology for Communications International filed Critical Communications Technology Corp
Publication of GB1417093A publication Critical patent/GB1417093A/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
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • 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

Landscapes

  • Coils Or Transformers For Communication (AREA)
GB137873A 1972-01-17 1973-01-10 Balun transformers Expired GB1417093A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21813972A 1972-01-17 1972-01-17

Publications (1)

Publication Number Publication Date
GB1417093A true GB1417093A (en) 1975-12-10

Family

ID=22813905

Family Applications (1)

Application Number Title Priority Date Filing Date
GB137873A Expired GB1417093A (en) 1972-01-17 1973-01-10 Balun transformers

Country Status (4)

Country Link
US (1) US3731238A (enrdf_load_html_response)
JP (1) JPS4886028A (enrdf_load_html_response)
DE (1) DE2302171B2 (enrdf_load_html_response)
GB (1) GB1417093A (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60250609A (ja) * 1984-05-28 1985-12-11 S M K Kk インピーダンス変換トランス
AT393571B (de) * 1988-06-09 1991-11-11 Siemens Ag Oesterreich Transformatorkombination zur bandbreitenvergroesserung fuer hochfrequenzleistungstransistorstufen
US20110012691A1 (en) * 2009-07-15 2011-01-20 Schoessow Michael J 1:9 broadband transmission line transformer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3195076A (en) * 1961-07-07 1965-07-13 Westinghouse Electric Corp Impedance matching balun employing a ferrite core
US3305800A (en) * 1963-08-15 1967-02-21 Tektronix Inc Electrical transformer circuit
DE1791231B1 (de) * 1965-04-15 1971-08-12 Fujitsu Ltd Symmetrischer breitbandtransformator
US3518596A (en) * 1968-07-29 1970-06-30 Gen Electric Coil wire fastening device and method

Also Published As

Publication number Publication date
US3731238A (en) 1973-05-01
DE2302171B2 (de) 1977-06-23
DE2302171A1 (de) 1973-07-19
JPS4886028A (enrdf_load_html_response) 1973-11-14

Similar Documents

Publication Publication Date Title
GB1159367A (en) Radio-Frequency Directive Quadrature Couplers
US3195076A (en) Impedance matching balun employing a ferrite core
HU220816B1 (hu) Rendszer földszimmetrikus vezetékrendszerrel, földaszimmetrikus vezetékrendszerrel, valamint a földaszimmetrikus vezetékrendszert a földszimmetrikus vezetékrendszerhez illesztő kapcsolási elrendezéssel
US4631504A (en) Impedance conversion transformer
US4839616A (en) Broadband impedance transformer
US3609613A (en) Low loss transmission-line transformer
US5461349A (en) Directional coupler tap and system employing same
US5929738A (en) Triple core toroidal transformer
US3783415A (en) Transformer
US4311974A (en) Wide band directional coupler
GB1417093A (en) Balun transformers
JPH02231807A (ja) 結合装置
US4156173A (en) Input impedance matching of a bipolar transistor employing a coaxial transformer
US2771585A (en) Impedance transformer network
US3451013A (en) Low leakage inductance transformer for conductive parallel plate ballanced transmission lines
JPS5753917A (ja) Inpiidansuhenkanhenseiki
US3414855A (en) Wide frequency band transformer for plate type transmission lines
GB959017A (en) Improvements in or relating to devices for use with coaxial lines
SU1506487A1 (ru) Симметрирующий трансформатор
GB1092407A (en) High frequency electric signal conversion
SU936050A1 (ru) Широкополосный трансформатор
GB606551A (en) Time-delay transmission line
US3430162A (en) Broad band high power pulse transformer
GB961870A (en) Signal energy take-off device
US1732135A (en) Substation system

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930108