CH547038A - CIRCUIT ARRANGEMENT FOR ATTENUATING AC SIGNALS. - Google Patents

CIRCUIT ARRANGEMENT FOR ATTENUATING AC SIGNALS.

Info

Publication number
CH547038A
CH547038A CH1857972A CH547038DA CH547038A CH 547038 A CH547038 A CH 547038A CH 1857972 A CH1857972 A CH 1857972A CH 547038D A CH547038D A CH 547038DA CH 547038 A CH547038 A CH 547038A
Authority
CH
Switzerland
Prior art keywords
attenuating
signals
circuit arrangement
arrangement
circuit
Prior art date
Application number
CH1857972A
Other languages
German (de)
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of CH547038A publication Critical patent/CH547038A/en

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
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
CH1857972A 1971-12-20 1972-12-20 CIRCUIT ARRANGEMENT FOR ATTENUATING AC SIGNALS. CH547038A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1627771A SE350891B (en) 1971-12-20 1971-12-20

Publications (1)

Publication Number Publication Date
CH547038A true CH547038A (en) 1974-03-15

Family

ID=20301979

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1857972A CH547038A (en) 1971-12-20 1972-12-20 CIRCUIT ARRANGEMENT FOR ATTENUATING AC SIGNALS.

Country Status (7)

Country Link
CH (1) CH547038A (en)
DE (1) DE2259991C3 (en)
FR (1) FR2165610A5 (en)
GB (1) GB1405660A (en)
IT (1) IT972640B (en)
NL (1) NL184139C (en)
SE (1) SE350891B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2037514B (en) * 1978-12-13 1982-11-24 Marconi Instruments Ltd Microwave attenuation

Also Published As

Publication number Publication date
GB1405660A (en) 1975-09-10
DE2259991A1 (en) 1973-07-05
NL184139C (en) 1989-04-17
DE2259991C3 (en) 1974-10-31
DE2259991B2 (en) 1974-04-04
IT972640B (en) 1974-05-31
SE350891B (en) 1972-11-06
FR2165610A5 (en) 1973-08-03
NL7216846A (en) 1973-06-22

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Legal Events

Date Code Title Description
PL Patent ceased