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 (enExample
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 (enExample) 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 (enExample)

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
JP6583587B2 (ja) 2017-08-31 2019-10-02 日本製鉄株式会社 浸炭用鋼板、及び、浸炭用鋼板の製造方法

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 (enExample) 1986-05-20

Similar Documents

Publication Publication Date Title
US4191864A (en) Method and apparatus for measuring attack and release times of hearing aids
US4181820A (en) Electric reverberation apparatus
JPS56153217A (en) Measuring device for reverberation characteristic
JPS57192876A (en) Measuring device for average frequency
US4109213A (en) Digital automatic gain amplifier
JPS57131085A (en) Ultrasonic wave measuring system
KR960025309A (ko) 의사발음(擬似發音)이 감소된 전자음원 (音源) 장치
JPS57131057A (en) Ultrasonic flaw detection equipment
JPS5762650A (en) Dial device for telephone
FR2271582A1 (en) Variable delay device for radar simulator - employs quartz delay lines which propagate using acoustic surface waves
JPS56153218A (en) Signal level displaying device for reverberation characteristic measuring device
SU1038962A1 (ru) Тренажер операторов систем управлени
SU748444A1 (ru) Экстрапол тор
JPS5596490A (en) Time announcing apparatus
SU1278745A1 (ru) Вычислитель затухани упругих волн акустического каротажа
SU1035505A2 (ru) Измеритель скорости ультразвука
SU1061256A1 (ru) Умножитель частоты следовани импульсов
FR2374715A1 (fr) Dispositif de reverberation electronique
JPS554524A (en) Method and apparatus for measuring transient characteristic of transmission system
JPS57161684A (en) Sound reporting device
JPH05346786A (ja) 楽音生成装置
JPS5577264A (en) Information receiving distributor
JPH02310481A (ja) Ｉｃ試験装置
JPS54162435A (en) Testing device of control part and interface part
JPS60165138A (ja) デ−タ伝送装置