JPH0453258B2 - - Google Patents

Info

Publication number
JPH0453258B2
JPH0453258B2 JP59207637A JP20763784A JPH0453258B2 JP H0453258 B2 JPH0453258 B2 JP H0453258B2 JP 59207637 A JP59207637 A JP 59207637A JP 20763784 A JP20763784 A JP 20763784A JP H0453258 B2 JPH0453258 B2 JP H0453258B2
Authority
JP
Japan
Prior art keywords
sound
tube
acoustic
sample
microphones
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 - Lifetime
Application number
JP59207637A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6184526A (ja
Inventor
Keiichi Katsuyo
Shinichi Nagao
Toshihiko Maruyama
Tooru Hirano
Nobuyasu Nagano
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.)
Hokkaido Prefecture
Original Assignee
Hokkaido Prefecture
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 Hokkaido Prefecture filed Critical Hokkaido Prefecture
Priority to JP59207637A priority Critical patent/JPS6184526A/ja
Publication of JPS6184526A publication Critical patent/JPS6184526A/ja
Publication of JPH0453258B2 publication Critical patent/JPH0453258B2/ja
Granted legal-status Critical Current

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
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP59207637A 1984-10-02 1984-10-02 材料の音響透過損失測定装置 Granted JPS6184526A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59207637A JPS6184526A (ja) 1984-10-02 1984-10-02 材料の音響透過損失測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59207637A JPS6184526A (ja) 1984-10-02 1984-10-02 材料の音響透過損失測定装置

Publications (2)

Publication Number Publication Date
JPS6184526A JPS6184526A (ja) 1986-04-30
JPH0453258B2 true JPH0453258B2 (enExample) 1992-08-26

Family

ID=16543084

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59207637A Granted JPS6184526A (ja) 1984-10-02 1984-10-02 材料の音響透過損失測定装置

Country Status (1)

Country Link
JP (1) JPS6184526A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012202802A (ja) * 2011-03-25 2012-10-22 Foster Electric Co Ltd 音響特性測定システムおよび音響特性測定方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63100372A (ja) * 1986-10-16 1988-05-02 Yoshida Kogyo Kk <Ykk> 建築用資材の垂直入射吸音率の測定方法及び測定装置
KR20040037776A (ko) * 2002-10-30 2004-05-07 현대자동차주식회사 차량의 흡배기계 전달 손실 측정 시스템
CZ303177B6 (cs) * 2008-01-14 2012-05-16 Technický a zkušební ústav stavební Praha, s.p. Zarízení k testování akustických vlastností stavebních materiálu a konstrukcí
JP5721483B2 (ja) * 2011-03-16 2015-05-20 フォスター電機株式会社 音響特性測定装置
JP5642000B2 (ja) * 2011-03-25 2014-12-17 フォスター電機株式会社 音響特性測定装置
JP5509150B2 (ja) * 2011-05-10 2014-06-04 株式会社コベルコ科研 音響管及び音響特性測定装置
CN104407056B (zh) * 2014-11-28 2017-11-07 歌尔股份有限公司 吸声材料阻抗特性及扩容性能测试装置及测试方法
JP6928800B2 (ja) * 2017-10-12 2021-09-01 株式会社ミスズ工業 微細孔検査装置及び微細孔検査方法
FR3082305B1 (fr) * 2018-06-07 2020-06-26 Psa Automobiles Sa Dispositif et methode de test de propagation sonore
CN111007152B (zh) * 2019-12-24 2022-08-16 无锡吉兴汽车声学部件科技有限公司 一种声学性能综合评估方法及系统
JP2022035004A (ja) * 2020-08-19 2022-03-04 日本音響エンジニアリング株式会社 垂直入射透過損失測定装置及び垂直入射透過損失測定方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012202802A (ja) * 2011-03-25 2012-10-22 Foster Electric Co Ltd 音響特性測定システムおよび音響特性測定方法

Also Published As

Publication number Publication date
JPS6184526A (ja) 1986-04-30

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