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·ûºÏIEC 61672-1 class1±ê×¼ |
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¶¯Ì¬·¶Î§ 60dB |
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6¸öÒôÁ¿µµ,²âÁ¿·¶Î§×Ô25ÖÁ130dB |
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ʱ¼ä¼ÓȨ¿ì£¨FAST£©,Âý£¨SLOW£©¼°³å»÷Òô£¨IMPULSE£©ÌØÐÔ |
32000±Ê¼Ç¼×ÊÁÏ |
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RS-232½éÃæ |
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TES-1353LµÍƵÔëÒô¼Æ¹æ¸ñ |
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IEC61672-1 :2002 Class 1,IEC60651:1979 Type 1 |
IEC60804:1985 Type 1,ANSI S1.4:1983 Type 1 |
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SPL,Leq,SEL,MaxL,MinL,Ln £¨5%,10%,50%,90%,95%£© |
׼ȷ¶È |
¡À1.4dB £¨Ôڲο¼Òôѹ 94dB @1KHz£© |
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25dB ÖÁ 130dB |
¶¯Ì¬·¶Î§ |
60dB |
²âÁ¿ÆµÂÊ·¶Î§ |
20Hz ÖÁ 8KHz |
ƵÂʼÓȨ |
A¡¢C¼°A¼ÓȨÏÂÖ®20ÖÁ200HzµÍƵÔëÒô²âÁ¿ |
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Fast,Slow ¼°Impulse |
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1/2Ó¢…¼¼«»¯µçÈÝʽÂó¿Ë·ç |
²âÁ¿µµÎ» |
6™n:25 ~ 80dB,30 ~ 90dB,40 ~ 100dB |
50 ~ 110dB,60 ~ 120dB,70 ~ 130dB |
ÊýλÏÔʾ |
LCD,0.1dB½âÎö¶È,ÿÃëÏÔʾһ´Î |
Àà±ÈÏÔʾ |
ÌõÂëָʾ,1dB½âÎö¶È,ÿÃëÏÔʾ8´Î |
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4Ö»3ºÅ1.5Vµç³Ø,½»Á÷ת»»Æ÷ |
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Լ50Сʱ |
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RS232½éÃæÁ¬½ÓÏß,9PinÖÁ25Pinת»»Æ÷,3.5 f ¶ú»ú²åÍ· |
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