GB1258854A - - Google Patents

Info

Publication number
GB1258854A
GB1258854A GB1258854DA GB1258854A GB 1258854 A GB1258854 A GB 1258854A GB 1258854D A GB1258854D A GB 1258854DA GB 1258854 A GB1258854 A GB 1258854A
Authority
GB
United Kingdom
Prior art keywords
magnetic
stages
capacitance
trw
stakes
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)
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
Publication of GB1258854A publication Critical patent/GB1258854A/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
    • H03H7/01—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
    • 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
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1775—Parallel LC in shunt or branch path

Landscapes

  • Filters And Equalizers (AREA)
  • Coils Or Transformers For Communication (AREA)
GB1258854D 1969-11-03 1970-10-13 Expired GB1258854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87354969A 1969-11-03 1969-11-03

Publications (1)

Publication Number Publication Date
GB1258854A true GB1258854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-12-30

Family

ID=25361855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258854D Expired GB1258854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-11-03 1970-10-13

Country Status (4)

Country Link
US (1) US3624565A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5248451B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2053591B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1258854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180711A (en) * 1985-09-18 1987-04-01 Smiths Industries Plc Reducing electromagnetic interference

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4901043A (en) * 1987-07-02 1990-02-13 Andrew F. Tresness Compact filter having a multi-compartment housing
US5882793A (en) * 1995-12-26 1999-03-16 Mitsubishi Gas Chemical Company, Inc. Oriented polyamide fiber and process for producing same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2872649A (en) * 1955-10-25 1959-02-03 Avco Mfg Corp Intermediate frequency transformer
GB974665A (en) * 1961-01-13 1964-11-11 Marconi Co Ltd Improvements in or relating to electrical filters
US3267396A (en) * 1963-02-28 1966-08-16 Bird Electronic Corp High power filter
US3247475A (en) * 1963-09-06 1966-04-19 Motorola Inc Helical resonator with variable capacitor having fixed plate which also functions as inductance

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180711A (en) * 1985-09-18 1987-04-01 Smiths Industries Plc Reducing electromagnetic interference
US4751479A (en) * 1985-09-18 1988-06-14 Smiths Industries Public Limited Company Reducing electromagnetic interference
GB2180711B (en) * 1985-09-18 1989-08-23 Smiths Industries Plc Reducing electromagnetic interference

Also Published As

Publication number Publication date
DE2053591A1 (de) 1971-05-13
US3624565A (en) 1971-11-30
JPS5248451B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-12-09
DE2053591B2 (de) 1972-04-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee