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RS232½Ó¿Ú¿ÉÓë¼ÆËã»úÁª»ú
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ANSI S1.25-1991, A weighting
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0¡«9999%DOSE
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80, 84, 85, 90dB Selectable
Threshold level
Selectable from 70 to 90dB, 1dB step
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Selectable 3dB, 4dB, 5dB or 6dB
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115dBA
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140dB
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70-140dBA
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¡À1.5dB ref. 94dB @1KHz
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0.1dB
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A
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FAST , SLOW Selectable
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1/2 inch È«ÏòÐÔÔ¤¼«»¯µçÈÝʽÂó¿Ë·ç
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4pcs size AAA Alkaline Battery
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About 36 hours
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106(L)¡Á64(W)¡Á34(H)mm
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approx. 350g (include batteries)
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RS-232 Cable¡¢9Õëת25Õëת»»Æ÷,µç³Ø, µ÷Õû°ô,ƤÌ×
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