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技術(shù)文章

Technical articles

當(dāng)前位置:首頁(yè)技術(shù)文章聲級(jí)計(jì)校準(zhǔn)儀 型號(hào):DP-603 描述

聲級(jí)計(jì)校準(zhǔn)儀 型號(hào):DP-603 描述

更新時(shí)間:2016-11-10點(diǎn)擊次數(shù):1310

聲級(jí)計(jì)校準(zhǔn)器/聲級(jí)計(jì)校準(zhǔn)儀 型號(hào):DP-603

 

.概述

   DP-603是用于對(duì)聲級(jí)計(jì)和其它聲音測(cè)量?jī)x器作聲壓校準(zhǔn),其作頻率為1000Hz,可作94dB和104dB雙聲級(jí)校準(zhǔn)。DP-603型聲級(jí)校準(zhǔn)器適用于聲級(jí)計(jì)、聽(tīng)力計(jì)等聲學(xué)儀器的校準(zhǔn)。 
二.性能:
  聲壓級(jí):94dB、104dB
  度:0.35dB(25℃±5℃)
  頻率:1000(1+1.5%)Hz
  失真度:≤1%
  溫度范圍:0℃~+40℃
  相對(duì)濕度:80%
  電源:6F22型9V疊層電池2節(jié)
  尺寸:Ø46.8×138
  重量:約450g

 

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