JPH0521171B2 - - Google Patents

Info

Publication number
JPH0521171B2
JPH0521171B2 JP12700383A JP12700383A JPH0521171B2 JP H0521171 B2 JPH0521171 B2 JP H0521171B2 JP 12700383 A JP12700383 A JP 12700383A JP 12700383 A JP12700383 A JP 12700383A JP H0521171 B2 JPH0521171 B2 JP H0521171B2
Authority
JP
Japan
Prior art keywords
sound
closed space
measurement
time
pressure level
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
JP12700383A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6020128A (ja
Inventor
Yumio Nitsuta
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP12700383A priority Critical patent/JPS6020128A/ja
Publication of JPS6020128A publication Critical patent/JPS6020128A/ja
Publication of JPH0521171B2 publication Critical patent/JPH0521171B2/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 Unknown Time Intervals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP12700383A 1983-07-14 1983-07-14 閉空間内の残響時間測定方法及び装置 Granted JPS6020128A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12700383A JPS6020128A (ja) 1983-07-14 1983-07-14 閉空間内の残響時間測定方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12700383A JPS6020128A (ja) 1983-07-14 1983-07-14 閉空間内の残響時間測定方法及び装置

Publications (2)

Publication Number Publication Date
JPS6020128A JPS6020128A (ja) 1985-02-01
JPH0521171B2 true JPH0521171B2 (enrdf_load_stackoverflow) 1993-03-23

Family

ID=14949269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12700383A Granted JPS6020128A (ja) 1983-07-14 1983-07-14 閉空間内の残響時間測定方法及び装置

Country Status (1)

Country Link
JP (1) JPS6020128A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6020128A (ja) 1985-02-01

Similar Documents

Publication Publication Date Title
Chu Comparison of reverberation measurements using Schroeder’s impulse method and decay‐curve averaging method
Schroeder New method of measuring reverberation time
CN105371945B (zh) 去除厅堂脉冲响应测量声信号中噪声的方法及装置
JPH0521171B2 (enrdf_load_stackoverflow)
Davy The variance of impulse decays
US3270833A (en) Method of and apparatus for measuring ensemble averages and decay curves
CN116959491A (zh) 一种针对wav音频的分贝、回声、底噪及啸叫检测方法
US3975939A (en) Methods of and apparatus for simulating ultrasonic pulse echoes
JP2662406B2 (ja) 部分放電測定装置のデータ収集装置
Kuwano et al. Evaluation of the loudness of impulsive sounds using sound exposure level based on the results of a round robin test in Japan
US4544883A (en) Method and device for rapidly measuring frequency response of electronic test objects
CN112378513A (zh) 一种声级计的检测系统及方法
US3343627A (en) Apparatus for and method of determining the acoustic properties of an enclosure
JPH038998Y2 (enrdf_load_stackoverflow)
JPH0521170B2 (enrdf_load_stackoverflow)
JPH0470804B2 (enrdf_load_stackoverflow)
US3352378A (en) Apparatus for and method of determining the acoustical reverberation time of an enclosure
Tachibana et al. A method of evaluating the loudness of isolated impulsive sounds with narrow frequency components
JPS6110182Y2 (enrdf_load_stackoverflow)
SU714660A1 (ru) Устройство дл измерени импедансных характеристик
US3375487A (en) Radiated power level meter
JPS6157566B2 (enrdf_load_stackoverflow)
JPS6138528A (ja) 残響時間測定装置
JPS6288926A (ja) 残響計測装置
SU1594417A1 (ru) Устройство дл акустико-эмиссионного контрол конструкций