NL7903446A - SOUND POWER MEASUREMENT DEVICE. - Google Patents

SOUND POWER MEASUREMENT DEVICE.

Info

Publication number
NL7903446A
NL7903446A NL7903446A NL7903446A NL7903446A NL 7903446 A NL7903446 A NL 7903446A NL 7903446 A NL7903446 A NL 7903446A NL 7903446 A NL7903446 A NL 7903446A NL 7903446 A NL7903446 A NL 7903446A
Authority
NL
Netherlands
Prior art keywords
measurement device
power measurement
sound power
sound
power
Prior art date
Application number
NL7903446A
Other languages
Dutch (nl)
Original Assignee
Centre Techn Ind Mecanique
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 Centre Techn Ind Mecanique filed Critical Centre Techn Ind Mecanique
Publication of NL7903446A publication Critical patent/NL7903446A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/04—Frequency
    • G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
NL7903446A 1978-05-10 1979-05-02 SOUND POWER MEASUREMENT DEVICE. NL7903446A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7813863A FR2425632A1 (en) 1978-05-10 1978-05-10 ACOUSTIC INTENSITY MEASURING DEVICE

Publications (1)

Publication Number Publication Date
NL7903446A true NL7903446A (en) 1979-11-13

Family

ID=9208096

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7903446A NL7903446A (en) 1978-05-10 1979-05-02 SOUND POWER MEASUREMENT DEVICE.

Country Status (6)

Country Link
CH (1) CH631262A5 (en)
DE (1) DE2918947A1 (en)
DK (1) DK191979A (en)
FR (1) FR2425632A1 (en)
GB (1) GB2020807B (en)
NL (1) NL7903446A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5961721A (en) * 1982-10-01 1984-04-09 Bridgestone Corp Method and apparatus for searching sound source
JPS5979852A (en) * 1982-10-29 1984-05-09 Asahi Chem Ind Co Ltd Apparatus for detecting microscopic destruction
EP0113275B1 (en) * 1982-12-17 1989-03-01 Victor Company Of Japan, Limited Spectrum display device for audio signals
WO2006096959A1 (en) 2005-03-16 2006-09-21 James Cox Microphone array and digital signal processing system

Also Published As

Publication number Publication date
GB2020807B (en) 1982-10-06
CH631262A5 (en) 1982-07-30
DE2918947A1 (en) 1979-11-22
GB2020807A (en) 1979-11-21
FR2425632B1 (en) 1981-07-17
DK191979A (en) 1979-11-11
FR2425632A1 (en) 1979-12-07

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Legal Events

Date Code Title Description
BV The patent application has lapsed