SU415835A1 - - Google Patents

Info

Publication number
SU415835A1
SU415835A1 SU1735955A SU1735955A SU415835A1 SU 415835 A1 SU415835 A1 SU 415835A1 SU 1735955 A SU1735955 A SU 1735955A SU 1735955 A SU1735955 A SU 1735955A SU 415835 A1 SU415835 A1 SU 415835A1
Authority
SU
USSR - Soviet Union
Prior art keywords
signal
artificial ear
test
microphone
level
Prior art date
Application number
SU1735955A
Other languages
English (en)
Russian (ru)
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 filed Critical
Priority to SU1735955A priority Critical patent/SU415835A1/ru
Application granted granted Critical
Publication of SU415835A1 publication Critical patent/SU415835A1/ru

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
SU1735955A 1972-01-04 1972-01-04 SU415835A1 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU1735955A SU415835A1 (enExample) 1972-01-04 1972-01-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1735955A SU415835A1 (enExample) 1972-01-04 1972-01-04

Publications (1)

Publication Number Publication Date
SU415835A1 true SU415835A1 (enExample) 1974-02-15

Family

ID=20499561

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1735955A SU415835A1 (enExample) 1972-01-04 1972-01-04

Country Status (1)

Country Link
SU (1) SU415835A1 (enExample)

Similar Documents

Publication Publication Date Title
Beranek The design of speech communication systems
Lundeby et al. Uncertainties of measurements in room acoustics
Lochner et al. The intelligibility of speech under reverberant conditions
IT1121496B (it) Procedimento e dispositivo per l effettuazione di misure oggettive di qualita su apparecchiature di trasmissione di segnali fonici
SU415835A1 (enExample)
Pollack The effect of white noise on the loudness of speech of assigned average level
CN111092668B (zh) 一种对讲终端环境噪音抑制特性的测试方法及系统
US3261926A (en) Method and apparatus for testing subscribers' telephone instruments in situ under service conditions
US3346694A (en) Speech level measuring apparatus
SU327637A1 (ru) Устройство для измерения эквивалентов затухания телефонных аппаратов
Berry Speech-volume measurements on telephone circuits
SU1007206A1 (ru) Объективный измеритель эквивалентов затухани
JP2001036625A (ja) 通話装置におけるエコー量調整方法
JPH10294997A (ja) 音声信号の処理回路および検査用装置
SU105391A1 (ru) Способ измерени разборчивости речи
CN204131589U (zh) 一种楼宇对讲系统音频传输特性检测系统
SU815929A2 (ru) Устройство дл измерени остаточногозАТуХАНи B зАН ТыХ ТЕлЕфОННыХКАНАлАХ
JPS5926017A (ja) ラウドネス測定装置
Behar et al. Accuracy in the measurement of sound levels in situ with sound level meters
CN112737870B (zh) Mcptt业务的时延测试系统及方法
Hirsh XCI Hearing Aids: How They Work and for Whom
KR20020081498A (ko) 디지털 신호 처리기를 이용한 라우드니스 측정시스템
SU1753299A1 (ru) Способ определени выходного уровн звукового давлени слухового аппарата
SU126144A1 (ru) Способ градуировки микрофонов по давлению и устройство дл его осуществлени
Irii et al. The instrument accuracy limit for objectively measuring the loudness rating of telephone systems