NL143761B - Elektromechanisch bandfilter. - Google Patents

Elektromechanisch bandfilter.

Info

Publication number
NL143761B
NL143761B NL62283485A NL283485A NL143761B NL 143761 B NL143761 B NL 143761B NL 62283485 A NL62283485 A NL 62283485A NL 283485 A NL283485 A NL 283485A NL 143761 B NL143761 B NL 143761B
Authority
NL
Netherlands
Prior art keywords
electro
mechanical tire
tire filter
filter
mechanical
Prior art date
Application number
NL62283485A
Other languages
English (en)
Dutch (nl)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of NL143761B publication Critical patent/NL143761B/xx

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
    • H03H9/52—Electric coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Filters And Equalizers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NL62283485A 1961-09-22 1962-09-21 Elektromechanisch bandfilter. NL143761B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES75881A DE1221739B (de) 1961-09-22 1961-09-22 Elektromechanisches Bandfilter

Publications (1)

Publication Number Publication Date
NL143761B true NL143761B (nl) 1974-10-15

Family

ID=7505701

Family Applications (2)

Application Number Title Priority Date Filing Date
NL283485D NL283485A ( ) 1961-09-22
NL62283485A NL143761B (nl) 1961-09-22 1962-09-21 Elektromechanisch bandfilter.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL283485D NL283485A ( ) 1961-09-22

Country Status (6)

Country Link
US (1) US3284728A ( )
BE (1) BE622703A ( )
CH (1) CH395365A ( )
DE (1) DE1221739B ( )
GB (1) GB990298A ( )
NL (2) NL143761B ( )

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE320443B ( ) * 1964-09-21 1970-02-09 Siemens Ag
US4284966A (en) * 1979-12-21 1981-08-18 Motorola, Inc. Wide bandwidth helical resonator filter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1976481A (en) * 1931-08-20 1934-10-09 Bell Telephone Labor Inc Wave analysis
US2001387A (en) * 1931-09-24 1935-05-14 Rca Corp Filter
US2115818A (en) * 1935-12-18 1938-05-03 Bell Telephone Labor Inc Wave transmission network
US2248776A (en) * 1938-07-28 1941-07-08 Bell Telephone Labor Inc Wave filter
NL58138C ( ) * 1939-06-02
US2271200A (en) * 1939-07-19 1942-01-27 Bell Telephone Labor Inc Wave filter
NL85495C ( ) * 1952-01-18
US2770782A (en) * 1952-08-30 1956-11-13 Rca Corp Frequency selective coupling system
US2774042A (en) * 1953-04-29 1956-12-11 Bell Telephone Labor Inc Electromechanical wave filter

Also Published As

Publication number Publication date
DE1221739B (de) 1966-07-28
BE622703A ( )
NL283485A ( )
GB990298A (en) 1965-04-28
CH395365A (de) 1965-07-15
US3284728A (en) 1966-11-08

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