IT1057653B - Procedimento per la fabbricazione dei circuiti per alta frequenza particolarmente dei sintonizzatori uhf per televisione - Google Patents

Procedimento per la fabbricazione dei circuiti per alta frequenza particolarmente dei sintonizzatori uhf per televisione

Info

Publication number
IT1057653B
IT1057653B IT6749676A IT6749676A IT1057653B IT 1057653 B IT1057653 B IT 1057653B IT 6749676 A IT6749676 A IT 6749676A IT 6749676 A IT6749676 A IT 6749676A IT 1057653 B IT1057653 B IT 1057653B
Authority
IT
Italy
Prior art keywords
procedure
manufacture
frequency circuits
uhf television
television tuners
Prior art date
Application number
IT6749676A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1057653B publication Critical patent/IT1057653B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings
    • H05K9/002—Casings with localised screening
    • H05K9/0039—Galvanic coupling of ground layer on printed circuit board [PCB] to conductive casing

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Structure Of Receivers (AREA)
  • Filters And Equalizers (AREA)
IT6749676A 1975-03-05 1976-03-02 Procedimento per la fabbricazione dei circuiti per alta frequenza particolarmente dei sintonizzatori uhf per televisione IT1057653B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7502579A NL7502579A (nl) 1975-03-05 1975-03-05 Werkwijze voor het vervaardigen van hf-schakelingen, in het bijzonder uhf-televisietuners.

Publications (1)

Publication Number Publication Date
IT1057653B true IT1057653B (it) 1982-03-30

Family

ID=19823304

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6749676A IT1057653B (it) 1975-03-05 1976-03-02 Procedimento per la fabbricazione dei circuiti per alta frequenza particolarmente dei sintonizzatori uhf per televisione

Country Status (6)

Country Link
JP (1) JPS51112106A (it)
AU (1) AU1154976A (it)
DE (1) DE2607195A1 (it)
FR (1) FR2303414A1 (it)
IT (1) IT1057653B (it)
NL (1) NL7502579A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3106997A1 (de) * 1981-02-25 1982-09-09 Blaupunkt-Werke Gmbh, 3200 Hildesheim Tuner fuer fernsehempfangsgeraet
DE3213406A1 (de) * 1982-04-10 1983-10-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schmalbandverstaerker, insbesondere fernseh-zwischenfrequenz-verstaerker
JPS62158926U (it) * 1986-03-26 1987-10-08
JP2854757B2 (ja) * 1992-06-17 1999-02-03 三菱電機株式会社 半導体パワーモジュール

Also Published As

Publication number Publication date
FR2303414B3 (it) 1978-12-01
NL7502579A (nl) 1976-09-07
JPS51112106A (en) 1976-10-04
DE2607195A1 (de) 1976-09-16
AU1154976A (en) 1977-09-08
FR2303414A1 (fr) 1976-10-01

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