JPS52119801A - Fixed hydrophone - Google Patents

Fixed hydrophone

Info

Publication number
JPS52119801A
JPS52119801A JP3600076A JP3600076A JPS52119801A JP S52119801 A JPS52119801 A JP S52119801A JP 3600076 A JP3600076 A JP 3600076A JP 3600076 A JP3600076 A JP 3600076A JP S52119801 A JPS52119801 A JP S52119801A
Authority
JP
Japan
Prior art keywords
fixed
hydrophone
fixed hydrophone
restrictuions
stalion
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.)
Pending
Application number
JP3600076A
Other languages
Japanese (ja)
Inventor
Hironobu Kato
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3600076A priority Critical patent/JPS52119801A/en
Publication of JPS52119801A publication Critical patent/JPS52119801A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
    • H04B13/02—Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)

Abstract

PURPOSE:To provide a fixed type underwater sound detector (hydrophone) of low cost which can be constructed with facility, by eliminating the connecting cable between the fixed stalion and the base station, thereby reducing the system cost and relaxing the restrictuions on the construction work.
JP3600076A 1976-04-02 1976-04-02 Fixed hydrophone Pending JPS52119801A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3600076A JPS52119801A (en) 1976-04-02 1976-04-02 Fixed hydrophone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3600076A JPS52119801A (en) 1976-04-02 1976-04-02 Fixed hydrophone

Publications (1)

Publication Number Publication Date
JPS52119801A true JPS52119801A (en) 1977-10-07

Family

ID=12457512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3600076A Pending JPS52119801A (en) 1976-04-02 1976-04-02 Fixed hydrophone

Country Status (1)

Country Link
JP (1) JPS52119801A (en)

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