NO145554C - Elektroakustisk transduser - Google Patents

Elektroakustisk transduser

Info

Publication number
NO145554C
NO145554C NO792753A NO792753A NO145554C NO 145554 C NO145554 C NO 145554C NO 792753 A NO792753 A NO 792753A NO 792753 A NO792753 A NO 792753A NO 145554 C NO145554 C NO 145554C
Authority
NO
Norway
Prior art keywords
electroacustic
transducers
electroacustic transducers
Prior art date
Application number
NO792753A
Other languages
English (en)
Norwegian (no)
Other versions
NO792753L (no
NO145554B (no
Inventor
Karl Feher
Horst Hilmers
Original Assignee
Honeywell Elac Nautik Gmbh
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 Honeywell Elac Nautik Gmbh filed Critical Honeywell Elac Nautik Gmbh
Publication of NO792753L publication Critical patent/NO792753L/no
Publication of NO145554B publication Critical patent/NO145554B/no
Publication of NO145554C publication Critical patent/NO145554C/no

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO792753A 1978-09-08 1979-08-24 Elektroakustisk transduser NO145554C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2839091A DE2839091C2 (de) 1978-09-08 1978-09-08 Elektroakustischer Wandler

Publications (3)

Publication Number Publication Date
NO792753L NO792753L (no) 1980-03-11
NO145554B NO145554B (no) 1982-01-04
NO145554C true NO145554C (no) 1982-04-14

Family

ID=6048942

Family Applications (1)

Application Number Title Priority Date Filing Date
NO792753A NO145554C (no) 1978-09-08 1979-08-24 Elektroakustisk transduser

Country Status (3)

Country Link
JP (1) JPS5547796A (de)
DE (1) DE2839091C2 (de)
NO (1) NO145554C (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5661868A (en) * 1979-10-23 1981-05-27 Mitsubishi Electric Corp Contour compensating circuit for picture signal
DE8805953U1 (de) * 1988-05-05 1988-07-07 Höntzsch GmbH, 71334 Waiblingen Elektroakustischer Wandler
DE4027949A1 (de) * 1990-09-04 1992-03-05 Honeywell Elac Nautik Gmbh Elektroakustischer wandler

Also Published As

Publication number Publication date
DE2839091B1 (de) 1979-07-12
DE2839091C2 (de) 1980-03-13
JPS5547796A (en) 1980-04-04
NO792753L (no) 1980-03-11
NO145554B (no) 1982-01-04

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