JPS6217176B2 - - Google Patents

Info

Publication number
JPS6217176B2
JPS6217176B2 JP5953378A JP5953378A JPS6217176B2 JP S6217176 B2 JPS6217176 B2 JP S6217176B2 JP 5953378 A JP5953378 A JP 5953378A JP 5953378 A JP5953378 A JP 5953378A JP S6217176 B2 JPS6217176 B2 JP S6217176B2
Authority
JP
Japan
Prior art keywords
output
time
reverberation
reverberation time
oscillator
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
Application number
JP5953378A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54151482A (en
Inventor
Tadaaki Goto
Fumihiko Yoshii
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.)
KENUTSUDO KK
Original Assignee
KENUTSUDO KK
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 KENUTSUDO KK filed Critical KENUTSUDO KK
Priority to JP5953378A priority Critical patent/JPS54151482A/ja
Publication of JPS54151482A publication Critical patent/JPS54151482A/ja
Publication of JPS6217176B2 publication Critical patent/JPS6217176B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP5953378A 1978-05-19 1978-05-19 Device for recording timeefrequency characteristic of reverberation Granted JPS54151482A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5953378A JPS54151482A (en) 1978-05-19 1978-05-19 Device for recording timeefrequency characteristic of reverberation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5953378A JPS54151482A (en) 1978-05-19 1978-05-19 Device for recording timeefrequency characteristic of reverberation

Publications (2)

Publication Number Publication Date
JPS54151482A JPS54151482A (en) 1979-11-28
JPS6217176B2 true JPS6217176B2 (US20090163788A1-20090625-C00002.png) 1987-04-16

Family

ID=13115991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5953378A Granted JPS54151482A (en) 1978-05-19 1978-05-19 Device for recording timeefrequency characteristic of reverberation

Country Status (1)

Country Link
JP (1) JPS54151482A (US20090163788A1-20090625-C00002.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02138443U (US20090163788A1-20090625-C00002.png) * 1989-04-20 1990-11-19
JPH0328747U (US20090163788A1-20090625-C00002.png) * 1989-04-11 1991-03-22

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0328747U (US20090163788A1-20090625-C00002.png) * 1989-04-11 1991-03-22
JPH02138443U (US20090163788A1-20090625-C00002.png) * 1989-04-20 1990-11-19

Also Published As

Publication number Publication date
JPS54151482A (en) 1979-11-28

Similar Documents

Publication Publication Date Title
US3144802A (en) Tuning apparatus
US4584676A (en) Method of and apparatus for pipe length measurement
US5955669A (en) Method and apparatus for acoustic wave measurement
US3692959A (en) Digital hearing aid gain analyzer
US3423992A (en) Ultrasonic apparatus for measuring thickness or distances
JPS6217176B2 (US20090163788A1-20090625-C00002.png)
US4319515A (en) Tuning aid for tuning musical instruments
US3939405A (en) Apparatus and method for making decay rate measurements
US3811315A (en) Apparatus for automatic digital measurement of watch performance by utilizing ticks
US3943755A (en) Method and apparatus for measuring the magnitude of a clamping load applied to a laminated iron core of an electric machine
US4272990A (en) Device for the measurement of acoustic reverberation time and method
GB1119053A (en) Improvements in or relating to ultrasonic measuring apparatus
SU910046A1 (ru) Способ модификации адсорбента дл газовой хроматографии
DE2456510A1 (de) Analyse-geraet
SU991290A1 (ru) Устройство дл регистрации сигналов акустической эмиссии
SU1180709A1 (ru) Цифровой измеритель скорости ультразвука
JPS6025690Y2 (ja) ト−ンバ−スト信号測定回路
SU896567A1 (ru) Измеритель амплитудно-частотных характеристик пьезоэлектрических преобразователей
JPS6110182Y2 (US20090163788A1-20090625-C00002.png)
SU622004A1 (ru) Устройство дл измерени коэффициента поглощени звука в жидкой среде
SU1722580A1 (ru) Устройство дл контрол износа шаров в мельнице
JPS60201265A (ja) 絶縁抵抗計
SU638136A1 (ru) Ультрозвуковое импульсное устройство
SU139950A1 (ru) Способ градуировки электроакустических преобразователей
SU437924A1 (ru) Цифровой автоматический измеритель скорости распространени упругих волн