DK191979A - Apparat til maaling af lydintensitet - Google Patents

Apparat til maaling af lydintensitet

Info

Publication number
DK191979A
DK191979A DK191979A DK191979A DK191979A DK 191979 A DK191979 A DK 191979A DK 191979 A DK191979 A DK 191979A DK 191979 A DK191979 A DK 191979A DK 191979 A DK191979 A DK 191979A
Authority
DK
Denmark
Prior art keywords
measurement
sound intensity
sound
intensity
Prior art date
Application number
DK191979A
Other languages
English (en)
Inventor
J M Lambert
Original Assignee
Tech Centre
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 Tech Centre filed Critical Tech Centre
Publication of DK191979A publication Critical patent/DK191979A/da

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)
DK191979A 1978-05-10 1979-05-09 Apparat til maaling af lydintensitet DK191979A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7813863A FR2425632A1 (fr) 1978-05-10 1978-05-10 Dispositif de mesure d'intensite acoustique

Publications (1)

Publication Number Publication Date
DK191979A true DK191979A (da) 1979-11-11

Family

ID=9208096

Family Applications (1)

Application Number Title Priority Date Filing Date
DK191979A DK191979A (da) 1978-05-10 1979-05-09 Apparat til maaling af lydintensitet

Country Status (6)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5961721A (ja) * 1982-10-01 1984-04-09 Bridgestone Corp 音源探索方法および装置
JPS5979852A (ja) * 1982-10-29 1984-05-09 Asahi Chem Ind Co Ltd 微視的破壊検出装置
US4665494A (en) * 1982-12-17 1987-05-12 Victor Company Of Japan, Limited Spectrum display device for audio signals
US8090117B2 (en) 2005-03-16 2012-01-03 James Cox Microphone array and digital signal processing system

Also Published As

Publication number Publication date
FR2425632B1 (da) 1981-07-17
DE2918947A1 (de) 1979-11-22
NL7903446A (nl) 1979-11-13
FR2425632A1 (fr) 1979-12-07
GB2020807A (en) 1979-11-21
GB2020807B (en) 1982-10-06
CH631262A5 (fr) 1982-07-30

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment