HD600 Datasheet, PDF (9/9 Pages) Extech Instruments Corporation. – Digital Datalogging Sound Level Meter

Typical A-Weighted Sound Levels
50HP Siren (100')
Jet takeoff (200')
Riveting machine
Subway (20')
Pneumatic drill (50')
Vacuum cleaner (10')
Large store
Small office
Night residential area
Whisper (5'0)
Threshold of hearing
dBA
140
130
120
110
100 Chain saw
90 _{Boiler room}
80 _{Freight train (100')}
70 _{Speech (1')}
60 _{Large Office}
50 _Residence
40
30
20 ^{Sound studio}
10
0
Calibration and Repair Services
Extech offers repair and calibration services for the products we sell. Extech also
provides NIST certification for most products. Call the Customer Service Department for
information on calibration services available for this product. Extech recommends that
annual calibrations be performed to verify meter performance and accuracy.
Support line [phone]
Technical support: Extension 200; E-mail: [e-mail]
Repair & Returns: Extension 210; E-mail: [e-mail]
Product specifications subject to change without notice
For the latest version of this User’s Guide, Software updates, and other
up-to-the-minute product information, visit our website: www.extech.com
Copyright © 2007 Extech Instruments Corporation
All rights reserved including the right of reproduction in whole or in part in any form.
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HD600 V1.2 8/07