JPH02124578U - - Google Patents

Info

Publication number
JPH02124578U
JPH02124578U JP3209289U JP3209289U JPH02124578U JP H02124578 U JPH02124578 U JP H02124578U JP 3209289 U JP3209289 U JP 3209289U JP 3209289 U JP3209289 U JP 3209289U JP H02124578 U JPH02124578 U JP H02124578U
Authority
JP
Japan
Prior art keywords
circuit
attenuation
setting means
transmission
transducer
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
JP3209289U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP3209289U priority Critical patent/JPH02124578U/ja
Publication of JPH02124578U publication Critical patent/JPH02124578U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP3209289U 1989-03-23 1989-03-23 Pending JPH02124578U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3209289U JPH02124578U (en]) 1989-03-23 1989-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3209289U JPH02124578U (en]) 1989-03-23 1989-03-23

Publications (1)

Publication Number Publication Date
JPH02124578U true JPH02124578U (en]) 1990-10-15

Family

ID=31534965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3209289U Pending JPH02124578U (en]) 1989-03-23 1989-03-23

Country Status (1)

Country Link
JP (1) JPH02124578U (en])

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342592A (en) * 1976-09-29 1978-04-18 Seiko Instr & Electronics Ltd Electrode construction of crystal oscillator
JPS60192278A (ja) * 1984-03-12 1985-09-30 Furuno Electric Co Ltd 水中探知装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342592A (en) * 1976-09-29 1978-04-18 Seiko Instr & Electronics Ltd Electrode construction of crystal oscillator
JPS60192278A (ja) * 1984-03-12 1985-09-30 Furuno Electric Co Ltd 水中探知装置

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