USB Sound Level Datalogger High accuracy datalogging of up to 129,920 records Designed to meet ANSI and IEC 61672 Class 2 standards Features: • USB interface for easy setup and data download • 30 to 130dB range • Datalogging capability up to 129,920 records • Selectable data sampling rate • Records readings with real time clock • Two start methods: programmed (from PC) or manual • 0.5" electret microphone • Includes 3.6V Lithium battery, Windows® compatible software, USB cover, tripod, USB extension cable, and windscreen Standard 0.5" Electret Microphone USB connector plugs into PC for quick downloading of Sound Level data to be analyzed using the software included Specifications Range Frequency Range Basic accuracy Weighting Response Time Datalogging PC Interface Dimensions Weight 30 to 130dB 31.5 to 8kHz ±1.4dB A and C Fast (125ms)/Slow (1s) 129,920 points USB 5.1 x 1.1 x 0.9" (130 x 30 x 25mm) 1oz (20g) Ordering Information: 407760 ..............USB Sound Level Datalogger 407760-NISTL ..USB Sound Level Datalogger with NIST Certificate (single point) 407760-NIST ....USB Sound Level Datalogger with NIST Certificate 42299 ................3.6V Lithium Battery (pkg of 2) www.extech.com Specifications subject to change without notice. 6/24//09 - R1 Copyright © 2009 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.