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Extech 407730 Digital Sound Level Meter with NIST Analog bargraph with 50dB range updates every 40ms * ±2dB accuracy with 0.1dB resolution * Record Max/Min values over time * Utilizes 0.5"(12.7mm) electret condenser microphone * 40 to 130dB measuring range (this posting is the responsibility of the poster) |
d_meyer@dfwind.com (Dwight Meyer) for more information. All emails will be forwarded to the poster's actual email address.
