File:Optimus Sound Level Meter.jpg

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Summary

Description An integrating-averaging cirrus optimus sound level meter complying with IEC 61672 : 2003
Date
Source Cirrus Research Plc
Author Cirrus Research Plc
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Date/Time Dimensions User Comment
2012-04-13 10:56:21 1581× 2362× Brown32j An integrating-averaging sound level meter complying with IEC 61672 : 2003

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current20:42, 24 October 20161,581 × 2,362 (1.86 MB)FastilyCloneTransferred from en.wikipedia (MTC!)

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