CH366330A - Variable impedance - Google Patents

Variable impedance

Info

Publication number
CH366330A
CH366330A CH6227358A CH6227358A CH366330A CH 366330 A CH366330 A CH 366330A CH 6227358 A CH6227358 A CH 6227358A CH 6227358 A CH6227358 A CH 6227358A CH 366330 A CH366330 A CH 366330A
Authority
CH
Switzerland
Prior art keywords
variable impedance
impedance
variable
Prior art date
Application number
CH6227358A
Other languages
German (de)
Inventor
Hallas Lister
Original Assignee
Telephone Cables Ltd
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 Telephone Cables Ltd filed Critical Telephone Cables Ltd
Publication of CH366330A publication Critical patent/CH366330A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/06—Adjustable resistors adjustable by short-circuiting different amounts of the resistive element
    • 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
    • H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
CH6227358A 1957-07-26 1958-07-26 Variable impedance CH366330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23755/57A GB890945A (en) 1957-07-26 1957-07-26 Improvements in and relating to electric impedances of variable value

Publications (1)

Publication Number Publication Date
CH366330A true CH366330A (en) 1962-12-31

Family

ID=10200792

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6227358A CH366330A (en) 1957-07-26 1958-07-26 Variable impedance

Country Status (8)

Country Link
US (1) US3036263A (en)
BE (1) BE569734A (en)
CH (1) CH366330A (en)
DE (1) DE1131923B (en)
DK (1) DK108458C (en)
FR (1) FR1209307A (en)
GB (1) GB890945A (en)
NL (1) NL229937A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274484A (en) * 1964-05-05 1966-09-20 Lory Power control network
FR2504273A1 (en) * 1981-04-21 1982-10-22 Europ Composants Electron ELECTRICAL REACTIVE IMPEDANCE MEASUREMENT SWITCH AND MEASUREMENT BRIDGE USING SUCH A SWITCH
US4903162A (en) * 1988-07-25 1990-02-20 Kopelman Robert L Fire-prevention electrical wiring device
US4952864A (en) * 1988-10-18 1990-08-28 Ventritex Power supply down-conversion, regulation and low battery detection system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1350279A (en) * 1918-02-07 1920-08-17 Western Union Telegraph Co Adjustable condenser
US1422549A (en) * 1918-08-14 1922-07-11 Western Electric Co Multiple switch
US2762038A (en) * 1952-06-11 1956-09-04 Underwood Corp Voltage measuring device
US2752093A (en) * 1952-07-18 1956-06-26 Teleregister Corp Indicator device and analogue computer circuit

Also Published As

Publication number Publication date
US3036263A (en) 1962-05-22
FR1209307A (en) 1960-03-01
DK108458C (en) 1967-12-18
GB890945A (en) 1962-03-07
BE569734A (en) 1900-01-01
DE1131923B (en) 1962-06-20
NL229937A (en) 1900-01-01

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