RO80736A - Filtru electromecanic - Google Patents

Filtru electromecanic

Info

Publication number
RO80736A
RO80736A RO7479654A RO7965474A RO80736A RO 80736 A RO80736 A RO 80736A RO 7479654 A RO7479654 A RO 7479654A RO 7965474 A RO7965474 A RO 7965474A RO 80736 A RO80736 A RO 80736A
Authority
RO
Romania
Prior art keywords
electromechanical filter
electromechanical
filter
Prior art date
Application number
RO7479654A
Other languages
English (en)
French (fr)
Other versions
RO80736B (ro
Inventor
Franco Crescenzi
Livio Cucchi
Francesco Molo
Original Assignee
Telettra-Laboratori Di Telefonia Elettronica E Radio Spa,It
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 Telettra-Laboratori Di Telefonia Elettronica E Radio Spa,It filed Critical Telettra-Laboratori Di Telefonia Elettronica E Radio Spa,It
Publication of RO80736B publication Critical patent/RO80736B/ro
Publication of RO80736A publication Critical patent/RO80736A/ro

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
    • H03H9/48—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)
RO7479654A 1973-08-03 1974-08-02 Filtru electromecanic RO80736A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2748273A IT992811B (it) 1973-08-03 1973-08-03 Filtro elettromeccanico con risona tori vibranti a flessione

Publications (2)

Publication Number Publication Date
RO80736B RO80736B (ro) 1983-05-30
RO80736A true RO80736A (ro) 1983-06-01

Family

ID=11221735

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7479654A RO80736A (ro) 1973-08-03 1974-08-02 Filtru electromecanic

Country Status (8)

Country Link
BR (1) BR7406380D0 (ro)
DE (1) DE2433874C3 (ro)
ES (1) ES428885A1 (ro)
FR (1) FR2239811B1 (ro)
GB (1) GB1482112A (ro)
IT (1) IT992811B (ro)
RO (1) RO80736A (ro)
YU (1) YU36321B (ro)

Also Published As

Publication number Publication date
YU210174A (en) 1981-08-31
FR2239811A1 (ro) 1975-02-28
GB1482112A (en) 1977-08-03
FR2239811B1 (ro) 1978-01-20
YU36321B (en) 1982-06-18
DE2433874B2 (de) 1977-11-03
DE2433874A1 (de) 1975-02-13
IT992811B (it) 1975-09-30
ES428885A1 (es) 1976-09-01
BR7406380D0 (pt) 1975-05-20
RO80736B (ro) 1983-05-30
DE2433874C3 (de) 1978-06-15

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