CA966928A - High-power underwater electro-acoustic transducer for the infrasonic and low audio-frequency range - Google Patents

High-power underwater electro-acoustic transducer for the infrasonic and low audio-frequency range

Info

Publication number
CA966928A
CA966928A CA166,647A CA166647A CA966928A CA 966928 A CA966928 A CA 966928A CA 166647 A CA166647 A CA 166647A CA 966928 A CA966928 A CA 966928A
Authority
CA
Canada
Prior art keywords
infrasonic
frequency range
acoustic transducer
low audio
power underwater
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
CA166,647A
Other versions
CA166647S (en
Inventor
Robert J. Kieser
John R. Bass
John E. Donovan
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.)
US Department of Navy
Original Assignee
US Department of Navy
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 US Department of Navy filed Critical US Department of Navy
Application granted granted Critical
Publication of CA966928A publication Critical patent/CA966928A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
CA166,647A 1972-05-08 1973-03-21 High-power underwater electro-acoustic transducer for the infrasonic and low audio-frequency range Expired CA966928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25141072A 1972-05-08 1972-05-08

Publications (1)

Publication Number Publication Date
CA966928A true CA966928A (en) 1975-04-29

Family

ID=22951854

Family Applications (1)

Application Number Title Priority Date Filing Date
CA166,647A Expired CA966928A (en) 1972-05-08 1973-03-21 High-power underwater electro-acoustic transducer for the infrasonic and low audio-frequency range

Country Status (2)

Country Link
US (1) US3760346A (en)
CA (1) CA966928A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001765A (en) * 1975-03-31 1977-01-04 Marine Resources, Inc. Pressure compensating sound transducer apparatus
US4142171A (en) * 1977-01-10 1979-02-27 The United States Of America As Represented By The Secretary Of The Navy Efficient apparatus for projecting acoustic waves
US4763307A (en) * 1987-01-20 1988-08-09 Frank Massa Wide-range audio frequency underwater transducer
US6483778B1 (en) * 1999-04-02 2002-11-19 Raytheon Company Systems and methods for passively compensating transducers
DK200300882A (en) * 2003-06-12 2004-12-13 Lm Glasfiber As Lightning detection, including in wind power plants
US8488415B2 (en) 2010-08-26 2013-07-16 Curtis E. Graber Submersible electro-dynamic acoustic projector
US9612347B2 (en) * 2014-08-14 2017-04-04 Pgs Geophysical As Compliance chambers for marine vibrators

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1808149A (en) * 1929-04-03 1931-06-02 Smith Morris Electrodynamic speaker
US2019495A (en) * 1932-03-19 1935-11-05 Submarine Signal Co Sound receiving apparatus
US2404360A (en) * 1942-06-05 1946-07-23 Bell Telephone Labor Inc Tunable underwater signal source
US2429104A (en) * 1943-03-27 1947-10-14 Rca Corp Signal translating apparatus
US2490595A (en) * 1947-06-16 1949-12-06 Shell Dev Hydrophone
US3078408A (en) * 1959-02-05 1963-02-19 Jr Walter L Colterjohn Capacitor charging magnetic amplifier
US3118125A (en) * 1959-06-18 1964-01-14 Claude C Sims Underwater sound transducer with sealed liquid coupling chamber
US3345607A (en) * 1965-09-24 1967-10-03 Westinghouse Electric Corp Underwater transducer
US3394775A (en) * 1966-11-04 1968-07-30 Continental Oil Co Marine vibration transducer

Also Published As

Publication number Publication date
US3760346A (en) 1973-09-18

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