FR1191702A - Filtre mécanique de fréquence - Google Patents

Filtre mécanique de fréquence

Info

Publication number
FR1191702A
FR1191702A FR1191702DA FR1191702A FR 1191702 A FR1191702 A FR 1191702A FR 1191702D A FR1191702D A FR 1191702DA FR 1191702 A FR1191702 A FR 1191702A
Authority
FR
France
Prior art keywords
frequency filter
mechanical frequency
mechanical
filter
frequency
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)
French (fr)
Inventor
Ernst Kettel
Horst Ohnsorge
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.)
Telefunken AG
Original Assignee
Telefunken AG
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 Telefunken AG filed Critical Telefunken AG
Application granted granted Critical
Publication of FR1191702A publication Critical patent/FR1191702A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR1191702D 1957-03-22 1958-02-19 Filtre mécanique de fréquence Expired FR1191702A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1957T0013399 DE1242770B (de) 1957-03-22 1957-03-22 Mechanisches Frequenzfilter

Publications (1)

Publication Number Publication Date
FR1191702A true FR1191702A (fr) 1959-10-21

Family

ID=7547323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1191702D Expired FR1191702A (fr) 1957-03-22 1958-02-19 Filtre mécanique de fréquence

Country Status (4)

Country Link
CH (1) CH358873A (en:Method)
DE (1) DE1242770B (en:Method)
FR (1) FR1191702A (en:Method)
NL (2) NL114040C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360212A1 (fr) * 1976-07-26 1978-02-24 Lignes Telegraph Telephon Perfectionnement au couplage pour filtres electromecaniques

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1491528B1 (de) * 1965-04-20 1972-04-27 Elektronische Bauelemente Veb Mechanischer bandpass
DE2124787C2 (de) * 1971-05-19 1984-07-12 ANT Nachrichtentechnik GmbH, 7150 Backnang Mechanische Filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2240306A (en) * 1939-10-24 1941-04-29 Bell Telephone Labor Inc Electromechanical filter
NL71852C (en:Method) * 1946-01-07
NL170958B (nl) * 1951-07-02 Hercules Inc Werkwijze voor het bereiden van silanen die een of meer aan silicium gebonden hydrolyseerbare groepen en ten minste een via een koolstofketen aan silicium gebonden reactieve groep bevatten, alsmede werkwijze voor het hechten van een polymeer aan een substraat onder toepassing van een zodanig silaanderivaat.
GB703020A (en) * 1951-07-18 1954-01-27 John Hugh Davey Walton Improvements in or relating to frequency filters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360212A1 (fr) * 1976-07-26 1978-02-24 Lignes Telegraph Telephon Perfectionnement au couplage pour filtres electromecaniques

Also Published As

Publication number Publication date
NL225484A (en:Method)
CH358873A (de) 1961-12-15
NL114040C (en:Method)
DE1242770B (de) 1967-06-22

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