FR833837A - Perfectionnements aux dispositifs électriques de filtrage - Google Patents

Perfectionnements aux dispositifs électriques de filtrage

Info

Publication number
FR833837A
FR833837A FR833837DA FR833837A FR 833837 A FR833837 A FR 833837A FR 833837D A FR833837D A FR 833837DA FR 833837 A FR833837 A FR 833837A
Authority
FR
France
Prior art keywords
filtering devices
electrical filtering
electrical
devices
filtering
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR833837A publication Critical patent/FR833837A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F3/52—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with tubes only
    • 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
    • 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
    • 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
    • H03H7/1791—Combined LC in shunt or branch path

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR833837D 1937-02-20 1938-02-17 Perfectionnements aux dispositifs électriques de filtrage Expired FR833837A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB833837X 1937-02-20

Publications (1)

Publication Number Publication Date
FR833837A true FR833837A (fr) 1938-11-02

Family

ID=10554013

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833837D Expired FR833837A (fr) 1937-02-20 1938-02-17 Perfectionnements aux dispositifs électriques de filtrage

Country Status (1)

Country Link
FR (1) FR833837A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757910C (de) * 1938-08-10 1954-11-22 Opta Radio A G Die Anwendung eines oder mehrerer auf das Tonfrequenzband und gegebenenfalls dessen Oberschwingungen abgestimmter Resonanzkreise in der Schirmgitterleitung des Bildverstaerkers eines Fernsehempfaengers
DE1025459B (de) * 1940-03-06 1958-03-06 Lorenz C Ag Empfaenger mit einer Abstimmanordnung, deren Selektivitaet durch Gegenkopplung gesteigert ist

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757910C (de) * 1938-08-10 1954-11-22 Opta Radio A G Die Anwendung eines oder mehrerer auf das Tonfrequenzband und gegebenenfalls dessen Oberschwingungen abgestimmter Resonanzkreise in der Schirmgitterleitung des Bildverstaerkers eines Fernsehempfaengers
DE1025459B (de) * 1940-03-06 1958-03-06 Lorenz C Ag Empfaenger mit einer Abstimmanordnung, deren Selektivitaet durch Gegenkopplung gesteigert ist

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