Research of noise in audio system of fully mechanized working face

Autor:	HE Yonghua
Jazyk:	čínština
Rok vydání:	2014
Předmět:	coal mine communication fully mechanized working face audio communication noise filter Mining engineering. Metallurgy TN1-997
Zdroj:	Gong-kuang zidonghua, Vol 40, Iss 3, Pp 11-15 (2014)
Druh dokumentu:	article
ISSN:	1671-251X 1671-251x
DOI:	10.13272/j.issn.1671-251x.2014.03.003
Popis:	Major sources of noise in audio system of fully mechanized working face were researched in the practice. Advices of design of filter were given for different application requirements, and band-pass active filter was designed. Requirements of sound field distribution to equipment installation, selection of balanced and unbalanced signals and corresponding interference measures were analyzed.
Databáze:	Directory of Open Access Journals
Externí odkaz:	https://doaj.org/article/a1f960575716409ea24fc32dbdfa6eea Zobrazit plný text záznamu View record in DOAJ