𝔖 Bobbio Scriptorium
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A microphone multiplexer for the measurement of the space average of sound levels

✍ Scribed by Hårek Hognestad; Ole-Herman Bjor

Book ID
107721752
Publisher
Elsevier Science
Year
1975
Tongue
English
Weight
440 KB
Volume
8
Category
Article
ISSN
0003-682X

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Application of the probe microphone method to measure attenuation of hearing protectors against high impulse sound levels
✍ Chang-Chun Liu; Jussi Pekkarinen; Jukka Starck 📂 Article 📅 1989 🏛 Elsevier Science 🌐 English ⚖ 634 KB

## A BS TRA C T The purpose of the present study was to develop a probe microphone method to measure the attenuation of earplugs, earmuffs and their combination against high impulse sound levels from military firearms. The field measurements were made on three earmuffs and one earplug. A probe mi