FR1109931A - Perfectionnements aux réseaux affaiblisseurs - Google Patents

Perfectionnements aux réseaux affaiblisseurs

Info

Publication number
FR1109931A
FR1109931A FR1109931DA FR1109931A FR 1109931 A FR1109931 A FR 1109931A FR 1109931D A FR1109931D A FR 1109931DA FR 1109931 A FR1109931 A FR 1109931A
Authority
FR
France
Prior art keywords
weakening
networks
weakening networks
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)
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.)
Muirhead and Co Ltd
Original Assignee
Muirhead and Co 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 Muirhead and Co Ltd filed Critical Muirhead and Co Ltd
Application granted granted Critical
Publication of FR1109931A publication Critical patent/FR1109931A/fr
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
    • H03H7/24—Frequency- independent attenuators
FR1109931D 1953-08-13 1954-08-12 Perfectionnements aux réseaux affaiblisseurs Expired FR1109931A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2854643X 1953-08-13

Publications (1)

Publication Number Publication Date
FR1109931A true FR1109931A (fr) 1956-02-03

Family

ID=10916563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1109931D Expired FR1109931A (fr) 1953-08-13 1954-08-12 Perfectionnements aux réseaux affaiblisseurs

Country Status (2)

Country Link
US (1) US2854643A (fr)
FR (1) FR1109931A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3130368A (en) * 1962-01-23 1964-04-21 Sperry Rand Corp Electromagnetic radiation monitor
US3325754A (en) * 1964-05-13 1967-06-13 Tektronix Inc Resistor-diode attenuator
US3890589A (en) * 1971-06-30 1975-06-17 Nippon Electric Co Variable resistor
US3965790A (en) * 1973-09-05 1976-06-29 Nippon Gakki Seizo Kabushiki Kaisha Electronic musical instrument having dynamic range variable expression control

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2096027A (en) * 1936-01-30 1937-10-19 Bell Telephone Labor Inc Attenuation equalizer
US2284423A (en) * 1940-06-01 1942-05-26 Rca Corp Measuring instrument
DE878379C (de) * 1943-05-27 1953-06-01 Aeg Frequenzabhaengiges Netzwerk mit veraenderbarem Frequenzgang
US2694184A (en) * 1951-03-16 1954-11-09 Bell Telephone Labor Inc Equalizer
US2743324A (en) * 1951-05-28 1956-04-24 Pye Ltd Amplifier attenuators
BE527031A (fr) * 1953-03-16
US2781417A (en) * 1953-08-07 1957-02-12 George G Bower Telephone transmission system

Also Published As

Publication number Publication date
US2854643A (en) 1958-09-30

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