CH239451A - Dispositif de filtration radio-électrique. - Google Patents

Dispositif de filtration radio-électrique.

Info

Publication number
CH239451A
CH239451A CH239451DA CH239451A CH 239451 A CH239451 A CH 239451A CH 239451D A CH239451D A CH 239451DA CH 239451 A CH239451 A CH 239451A
Authority
CH
Switzerland
Prior art keywords
radio
filtration device
electric filtration
electric
filtration
Prior art date
Application number
Other languages
English (en)
Inventor
Beretzki Daniel-Rene
Original Assignee
Beretzki Daniel Rene
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 Beretzki Daniel Rene filed Critical Beretzki Daniel Rene
Publication of CH239451A publication Critical patent/CH239451A/fr

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
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/0504—Holders; Supports for bulk acoustic wave devices
    • 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
    • H03H9/58—Multiple crystal filters
    • H03H9/60—Electric coupling means therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
CH239451D 1942-11-07 1943-11-01 Dispositif de filtration radio-électrique. CH239451A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR980017T 1942-11-07

Publications (1)

Publication Number Publication Date
CH239451A true CH239451A (fr) 1945-10-15

Family

ID=9521635

Family Applications (1)

Application Number Title Priority Date Filing Date
CH239451D CH239451A (fr) 1942-11-07 1943-11-01 Dispositif de filtration radio-électrique.

Country Status (2)

Country Link
CH (1) CH239451A (fr)
FR (1) FR980017A (fr)

Also Published As

Publication number Publication date
FR980017A (fr) 1951-05-07

Similar Documents

Publication Publication Date Title
CH264443A (fr) Dispositif piézoélectrique.
CH281612A (de) Signalempfangsanlage.
FR898240A (fr) Dispositif de comptage pour surtensions
FR944089A (fr) Dispositif de découplage
FR892608A (fr) Dispositif de bouchage
CH236912A (fr) Véhicule.
FR897852A (fr) Dispositif de commande
CH239451A (fr) Dispositif de filtration radio-électrique.
CH243885A (de) Schleifvorrichtung.
FR889308A (fr) Dispositif de décrottage
FR901657A (fr) Dispositif de charnière
CH250538A (fr) Dispositif discriminateur de fréquence.
FR898695A (fr) Dispositif de battage
FR887564A (fr) Dispositif différentiel
CH251271A (fr) Dispositif de changement de vitesses.
FR888247A (fr) Dispositif mélangeur
FR893176A (fr) Dispositif de sélection
FR889628A (fr) Dispositif
CH262921A (fr) Dispositif changeur de phase.
FR904745A (fr) Dispositif de tronçonnage
FR980020A (fr) Dispositif variateur de fréquence
CH239133A (fr) Véhicule.
FR879946A (fr) Dispositif de soutien-gorge perfectionné
FR51939E (fr) Dispositif de coffrage perfectionné
FR883329A (fr) Dispositif de caisse démontable