PL209295A1 - Sposob budowy i strojenia waskopasmowego filtru kwarcowego w ukladzie mostkowym - Google Patents

Sposob budowy i strojenia waskopasmowego filtru kwarcowego w ukladzie mostkowym

Info

Publication number
PL209295A1
PL209295A1 PL20929578A PL20929578A PL209295A1 PL 209295 A1 PL209295 A1 PL 209295A1 PL 20929578 A PL20929578 A PL 20929578A PL 20929578 A PL20929578 A PL 20929578A PL 209295 A1 PL209295 A1 PL 209295A1
Authority
PL
Poland
Prior art keywords
vascape
tuning
building
way
bridge system
Prior art date
Application number
PL20929578A
Other languages
English (en)
Other versions
PL119585B1 (en
Inventor
Gyula Boglar
Original Assignee
Telefongyar
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 Telefongyar filed Critical Telefongyar
Publication of PL209295A1 publication Critical patent/PL209295A1/pl
Publication of PL119585B1 publication Critical patent/PL119585B1/pl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Filters And Equalizers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
PL20929578A 1977-08-30 1978-08-30 Method of tuning of crystal narrow-band filter in bridge circuitstovojj skheme PL119585B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUTE000887 1977-08-30

Publications (2)

Publication Number Publication Date
PL209295A1 true PL209295A1 (pl) 1979-07-16
PL119585B1 PL119585B1 (en) 1982-01-30

Family

ID=11002079

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20929578A PL119585B1 (en) 1977-08-30 1978-08-30 Method of tuning of crystal narrow-band filter in bridge circuitstovojj skheme

Country Status (4)

Country Link
DD (1) DD138398A5 (pl)
DE (1) DE2836562C2 (pl)
GB (1) GB2006564B (pl)
PL (1) PL119585B1 (pl)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808752A (en) * 1972-07-10 1974-05-07 Comtec Economation Method of automatically adjusting the frequency of crystal resonators
HU176718B (en) * 1977-08-29 1981-04-28 Telenongyar Bridge crystal band-pass filter of narrow-band

Also Published As

Publication number Publication date
DE2836562A1 (de) 1979-03-15
GB2006564B (en) 1982-03-24
GB2006564A (en) 1979-05-02
PL119585B1 (en) 1982-01-30
DE2836562C2 (de) 1983-06-09
DD138398A5 (de) 1979-10-24

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