AU5334773A - Electromechanical bandpass filters for audio frequencies - Google Patents

Electromechanical bandpass filters for audio frequencies

Info

Publication number
AU5334773A
AU5334773A AU53347/73A AU5334773A AU5334773A AU 5334773 A AU5334773 A AU 5334773A AU 53347/73 A AU53347/73 A AU 53347/73A AU 5334773 A AU5334773 A AU 5334773A AU 5334773 A AU5334773 A AU 5334773A
Authority
AU
Australia
Prior art keywords
bandpass filters
audio frequencies
electromechanical
electromechanical bandpass
frequencies
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
AU53347/73A
Other languages
English (en)
Inventor
Lechner Hubert
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr 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 Landis and Gyr AG filed Critical Landis and Gyr AG
Publication of AU5334773A publication Critical patent/AU5334773A/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
AU53347/73A 1972-03-17 1973-03-15 Electromechanical bandpass filters for audio frequencies Expired AU5334773A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH401772A CH543194A (de) 1972-03-17 1972-03-17 Elektromechanisches Bandfilter für Tonfrequenzen
CHCH4017/72 1972-03-17

Publications (1)

Publication Number Publication Date
AU5334773A true AU5334773A (en) 1974-09-19

Family

ID=4268251

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53347/73A Expired AU5334773A (en) 1972-03-17 1973-03-15 Electromechanical bandpass filters for audio frequencies

Country Status (6)

Country Link
JP (1) JPS4914063A (enExample)
AT (1) AT319383B (enExample)
AU (1) AU5334773A (enExample)
CH (1) CH543194A (enExample)
DE (1) DE2262405C3 (enExample)
FR (1) FR2176785A1 (enExample)

Also Published As

Publication number Publication date
DE2262405A1 (de) 1973-09-20
JPS4914063A (enExample) 1974-02-07
DE2262405C3 (de) 1975-11-13
DE2262405B2 (de) 1975-03-27
AT319383B (de) 1974-12-27
FR2176785A1 (enExample) 1973-11-02
CH543194A (de) 1973-10-15

Similar Documents

Publication Publication Date Title
CA992830A (en) Filters for tobacco smoke
AU5491273A (en) Filter
AU465962B2 (en) Blood filter cascade
CA953600A (en) Cigarette filter
AU472983B2 (en) Filter elements for continuous filters
CA982897A (en) Tobacco-smoke filters
CA995088A (en) Retention capacity of cigarette filters
CA980746A (en) Centrifugal filter
CA1009159A (en) Filter
AU5334773A (en) Electromechanical bandpass filters for audio frequencies
CA984926A (en) Filters for electrical oscillations
AU465547B2 (en) Electromechanical filter
CA1013272A (en) Filter leaf for moore-type filter
CA976828A (en) Cigarette filter
CA903102A (en) Disc filter
CA904706A (en) Tobacco-smoke filters
CA979770A (en) Tobacco filters
CA903614A (en) Cigarette filters
CA895658A (en) Cigarette filters
CA894991A (en) High frequency low pass filter
AU474381B2 (en) Electromechanical filter
CA901424A (en) Cigarette filter
CA900868A (en) Section for disc filter apparatus
CA886336A (en) Filters for cigarettes
CA896674A (en) Filter disc