Advanced Sound Level Meter C 390 fully complies with IEC61672-1. This meter has only one Measuring Range and it is extending from 30dB to 130dB that is full 100db. The operator will not have to worry about which range to use like in the 3 or 4 Range Models and neither about Signal Latency in Auto Range Models. This unit is also a data logger and it is equipped with Manual Storing Capability which cap store 99 sets of data and can be readout from unit or through PC.
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