JPS56153217A - Measuring device for reverberation characteristic - Google Patents

Measuring device for reverberation characteristic

Info

Publication number
JPS56153217A
JPS56153217A JP5616980A JP5616980A JPS56153217A JP S56153217 A JPS56153217 A JP S56153217A JP 5616980 A JP5616980 A JP 5616980A JP 5616980 A JP5616980 A JP 5616980A JP S56153217 A JPS56153217 A JP S56153217A
Authority
JP
Japan
Prior art keywords
circuit
measurement
reverberation characteristics
selector
measuring device
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.)
Granted
Application number
JP5616980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6119924B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Koji Niimi
Fukuji Kawakami
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.)
Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki Co 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 Nippon Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Priority to JP5616980A priority Critical patent/JPS56153217A/ja
Priority to US06/255,806 priority patent/US4389892A/en
Publication of JPS56153217A publication Critical patent/JPS56153217A/ja
Publication of JPS6119924B2 publication Critical patent/JPS6119924B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H7/00—Measuring reverberation time ; room acoustic measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP5616980A 1980-04-30 1980-04-30 Measuring device for reverberation characteristic Granted JPS56153217A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5616980A JPS56153217A (en) 1980-04-30 1980-04-30 Measuring device for reverberation characteristic
US06/255,806 US4389892A (en) 1980-04-30 1981-04-20 Reverberation characteristics measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5616980A JPS56153217A (en) 1980-04-30 1980-04-30 Measuring device for reverberation characteristic

Publications (2)

Publication Number Publication Date
JPS56153217A true JPS56153217A (en) 1981-11-27
JPS6119924B2 JPS6119924B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-05-20

Family

ID=13019589

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5616980A Granted JPS56153217A (en) 1980-04-30 1980-04-30 Measuring device for reverberation characteristic

Country Status (1)

Country Link
JP (1) JPS56153217A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013138374A (ja) * 2011-12-28 2013-07-11 Yamaha Corp 残響解析装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102235355B1 (ko) 2017-08-31 2021-04-02 닛폰세이테츠 가부시키가이샤 침탄용 강판, 및 침탄용 강판의 제조 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013138374A (ja) * 2011-12-28 2013-07-11 Yamaha Corp 残響解析装置

Also Published As

Publication number Publication date
JPS6119924B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-05-20

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