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Sound Level Meter
» ͧǨѴ§ 44 NOVA
  ͧǨѴ§ 44 NOVA (Class 2)
Եѳ Pulsar Instruments England
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Detail

鹷¹ǨѴҵðҹͧ͵ǨѴʴԡФͧçҹ
 ҵðҹ IEC 61672 -1 2013 Class 2

  ǧõǨѴ 20-140 dB(A) (Single Range)
  ˹Ҩ OLED ˹Ҩ ͧѹʧз͹
  ͧѺк¡ 1/1 Octave Band
  ѹ֡ͧѺ˹¤Ẻʹ 4GB
  ͹¢żҹ USB ٻ
  ⿹Ҵ ½ Դ Free-field

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Technical Data

 ͧѴдѺ§ Pulsar Instruments Ե㹻ѧ öǨѴ ѺҹǨѴҪ͹Фʹ..鹷¹ǨѴҵðҹͧ͵ǨѴʴԡФͧçҹ ֧ҵðҹõǨѴǴҵðҹǨѴ㺺ҡȷ
  ҵðҹ IEC 61672 -1 2013 Class 2,IEC 60651: 2000 Class 2, EN 60804:2000 Class 2
  ǨѴ Frequency weightings A,C,Z (Flat) Time Weightings F,S I ѹ
ǨѴ§¡ 1/1 Octave ǧ 31.5 ֧ 16000 Ե (Hz)
  ǧõǨѴǷ 20 ֧ 140 dB (A) еǨѴ§ѧᷡ٧ش (Lpeak) 143 dB
ǨѴ§ Leq,Lmax,Lmin,Ln) 1%,5%,10%,50%,90%,95% ,Impulse) ,Lpeak), ,Ldn, TWA, %Dose
  ǨѴ§ Time History ǧҵش 10ms (Թҷ) ͵¼ҹ
  ö¡⿹ҡͧ ͡ 5 10
  ÷ӧҹкͧʧ
  ͡ҡ÷ӧҹ 5
  кشõǨѴǢ (Pause)
  ͧѭҳẺ USB 2.0
  ҵǨѴ 1,5,10,15,30 ҷ 1
  кẵ 1.5 V Ҵ AA к 5-15 VDC ҹѺ Power Bank
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  536 ºҧ7 ǧҧ ࢵҧ ا෾ 10160
  Phone : 02-802-3980-2
  Mobile : 081-613-7665
  Fax : 02-802-3988
  Email : [email protected]

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