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LW-9099 Fan Noise Measurement
Automatically Measuring Apparatus, including : 1. PC base control and data acquisition 2. items of control : 2.1 opening of gate 2.2 input voltage for test fan 3. items of automatic measurement : 3.1 rotational speed of fan 3.2 voltage of fan 3.3 chamber pressure 3.4 5 A/D channels to measure the noise and related data ¡°full scale structure : 1. dimensions : 120¡]W¡^¡Ñ120¡]L¡^¡Ñ90¡]H¡^cm 2. fan range : £p2.5 ~ £p14 cm ¡°half scale structure : 1. dimension : 60¡]W¡^¡Ñ60¡]L¡^¡Ñ45¡]H¡^cm 2. fan range : £p2.5~£p8 cm |
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