專業音響測量和檢查：shouxian
，dangmeigexitongdanducaozuoshi，celiangdianyuanxiandemeigejieduandedianliu。jinguanzaishejihejiegouqijianjinxingleduidianyuanxiandexiangyingyaoqiu
，danmeigejieduandedianliufenbuyedazhilejie，shijicaozuotiaojianyulilunzhizhijiankendinghuichayi。weilequebaohewanwuyishi
，ninbixuzaishijicaozuoguochengzhongceliangdangqianqingkuang，yibankeyishiyongjiajuceliangmeigejieduandeshijianhecaozuodeshebeishuliang。ruguofaxianshijiceliangzhiyulilunzhizhijiancunzaihendachayi
，ruguomeixiangdedangqianfenbubilvbutong，ruguotataidahuoxiandianliuyichang，zebixuzaicizhengliuyiquebaodianlianquan。qici
，youbiyaojianzhaquanfuzaicaozuohechangqicaozuozhongmeigeshebeidegongzuowendingxing。zhuanyeyinxianghefeizhuanyeyinxiangzhijiandezhuyaoqubieshitamenzaimanzaihechangqiyunxingtiaojianxiabiaoxianchuwanquanbutongdegongzuowendingxing。

工作穩定也已成為專業燈光音響設備的重要表現指標。然而，即使是相同的專業音響

，bicidegongzuowendingxingyeyouhendachayi。youxieshebeirengrankeyizaiyigefeichangeliedehuanjingzhongzhengchanggongzuo，eryixieshebeizaichangshijiangongzuoshilingrendanyou。zhexiejianzhabaokuo：音質的變化，照明控製性能的變化，無線麥克風頻率點的穩定性和當電池不足時的接受，以及在長時間工作期間由設備產生的噪聲。