English Datasheet

Digital Sound Level Meters
Two models for general purpose and high accuracy Type II measurements
With 1.5dB or 2dB accuracy
Features:
• A and C weighting
• High and Low measuring ranges:
Model 407735 - Low (35 to 100dB), High (65 to 130dB)
Model 407736 - Low (35 to 90dB), High (75 to 130dB)
• 0.1dB resolution
• Fast/slow response
• Max Hold with reset button
• Model 407736 meets ANSI and IEC 651 Type II standards
• Large 0.5" 3-1/2 digit LCD display
• Built-in calibration check (94dB)
• Tripod mount and analog DC/AC conditioned outputs of 10mV/dB
• Utilizes 0.49"(12.3mm) condenser microphone
• Dimensions: 9.5 x 2.7 x 1" (241 x 69 x 25mm)
Weight: 7.6 oz (215g)
• Complete with hard vinyl case and 9V battery
Optional 94/114dB
Calibrator
Ordering Information:
407735....................Digital Sound Level Meter, 2dB accuracy
407735-NIST ..........407735 with NIST Certificate
407736....................Digital Sound Level Meter, 1.5dB accuracy
407736-NIST ..........407736 with NIST Certificate
407766....................94/114dB Sound Level Calibrator
40705X....................AC/DC Recorder Output Cable
www.extech.com
Specifications subject to change without notice.
6/9/08 - R1
Copyright © 2007-2008 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.