BE506885A - - Google Patents

Info

Publication number
BE506885A
BE506885A BE506885DA BE506885A BE 506885 A BE506885 A BE 506885A BE 506885D A BE506885D A BE 506885DA BE 506885 A BE506885 A BE 506885A
Authority
BE
Belgium
Application number
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.)
Publication of BE506885A publication Critical patent/BE506885A/xx

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H5/00—One-port networks comprising only passive electrical elements as network components
    • H03H5/003—One-port networks comprising only passive electrical elements as network components comprising distributed impedance elements together with lumped impedance elements
BE506885D 1950-11-04 BE506885A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US194098A US2753530A (en) 1950-11-04 1950-11-04 High q. frequency tuner

Publications (1)

Publication Number Publication Date
BE506885A true BE506885A (sv)

Family

ID=22716291

Family Applications (1)

Application Number Title Priority Date Filing Date
BE506885D BE506885A (sv) 1950-11-04

Country Status (4)

Country Link
US (1) US2753530A (sv)
BE (1) BE506885A (sv)
CH (1) CH303473A (sv)
GB (1) GB691580A (sv)

Cited By (1)

* 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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235805A (en) * 1957-04-01 1966-02-15 Donald L Hings Omnipole antenna
US2913681A (en) * 1957-06-12 1959-11-17 Aladdin Ind Inc Sleeve-tuned band-pass tuner with variable coupling
GB855560A (en) * 1957-09-24 1960-12-07 Telefunken Gmbh Improvements in or relating to band pass filters and amplifiers for use on very highfrequencies
US3064257A (en) * 1958-02-14 1962-11-13 James D Guest Antenna with adjustable tuning reactance
US3159803A (en) * 1960-11-30 1964-12-01 Bunker Ramo Dual coaxial cavity resonators with variable coupling therebetween
US3247475A (en) * 1963-09-06 1966-04-19 Motorola Inc Helical resonator with variable capacitor having fixed plate which also functions as inductance
US3337791A (en) * 1964-08-20 1967-08-22 Rca Corp Frequency multiplier
US3437959A (en) * 1966-01-20 1969-04-08 Webb James E Helical coaxial resonator rf filter
US3538463A (en) * 1966-11-22 1970-11-03 Arf Products Microwave filter
US3624515A (en) * 1968-07-15 1971-11-30 Motorola Inc Ultrahigh frequency tuner with helical resonators coupled through apertures in shields
US3581249A (en) * 1969-01-27 1971-05-25 Gen Electric Miniature helical resonators
US3621484A (en) * 1970-03-05 1971-11-16 Motorola Inc Helical resonator having variable capacitor which includes windings of reduced diameter as one plate thereof
US3691487A (en) * 1970-04-24 1972-09-12 Toko Inc Helical resonator type filter
US3763447A (en) * 1970-12-16 1973-10-02 Yagi Antenna High frequency helical filter
GB1602770A (en) * 1977-06-03 1981-11-18 Matsushita Electric Ind Co Ltd Band pass filter
US4183002A (en) * 1978-05-26 1980-01-08 Rca Corporation Winding structure
US4361821A (en) * 1981-04-13 1982-11-30 General Electric Company Capacitor coupling arrangement for UHF resonant structure
US4737744A (en) * 1986-02-21 1988-04-12 Tektronix, Inc. Integrated capacitors for forming components of bandpass filters
FR2835092B1 (fr) * 2002-01-23 2004-03-05 Bruker Biospin Sa Module de filtre de type l-c et filtre helicoidal compose d'au moins deux tels modules
DE102017211936A1 (de) * 2017-07-12 2019-01-17 Siemens Healthcare Gmbh Flacher einstellbarer Kondensator für Magnetresonanztomograph

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2109843A (en) * 1933-08-31 1938-03-01 Kassner Ernst Eduard Wilhelm Apparatus for generating and applying ultrashort electromagnetic waves
US2163775A (en) * 1937-04-19 1939-06-27 Rca Corp Radio frequency filter
US2422458A (en) * 1942-04-04 1947-06-17 Amy Aceves & King Inc Filter device for antenna systems
US2383475A (en) * 1942-07-18 1945-08-28 Standard Telephones Cables Ltd Transformer
US2388049A (en) * 1943-08-25 1945-10-30 Herbert A Bell Attenuator
US2465102A (en) * 1943-10-04 1949-03-22 Rca Corp Radio-frequency heating apparatus
US2527608A (en) * 1944-04-21 1950-10-31 Int Standard Electric Corp Constant impedance network
US2428272A (en) * 1944-11-08 1947-09-30 Rca Corp Transmission line transducer
BE474970A (sv) * 1945-06-14
US2503084A (en) * 1947-09-08 1950-04-04 Globe Union Inc Electric capacitor
US2589092A (en) * 1948-11-10 1952-03-11 Rca Corp Variable capacitor
BE551030A (sv) * 1949-10-10
US2579789A (en) * 1950-04-07 1951-12-25 Avco Mfg Corp Tuner for television receivers

Cited By (1)

* 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

Also Published As

Publication number Publication date
CH303473A (fr) 1954-11-30
GB691580A (en) 1953-05-13
US2753530A (en) 1956-07-03

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