Model 4431World's first 0-dB Function Sound Level Meter The new Kanomax sound level meter is designed to be compact, lightweight and easy to use. It complies with the type 2 ANSI S1.4 1983 standard , and has an innovative, unique 0-dB feature that eliminates the selfnoise of the microphone. This technology extends the lower limit of the measurement range to lower than 0 dB-SPL. Industrial Hygiene Investigations Noise Exposure Measurement Environmental Noise Measurement Features • Lightweight and compact design • A, C, and F weighting modes • 28 to 130 dB measurement range • Measures Lp, Leq, Le, Lmax, Lmin and Lx • Equipped with a highly sensitive electret condenser microphone • Large 4 digit display with 0.1 dB resolution with backlighting and analog bar graph • Add additional functions with the program cards • Includes SD card for data storage, windshield, carrying case, AA batteries, hand strap, and calibration certificate Lp, La, LAeq, LAE, LAmax, LAmin, LAN, Lpeak, LAtm5 Ranges: Weighting: Time Response Microphone: Standards: Power Supply: Size & Weight: Type 2 standards for ANSI S1.4 1983, IEC 61672-1 4 AA Batteries or optional AC Adapter (Battery life: approx. 9 hours) Specifications are subject to change without notice. Distributed by: Kanomax USA, Inc. P.O. Box 372 219 US Hwy 206, Andover, NJ 07821 U.S.A. TEL: 1-800-247-8887 (USA) / 1-973-786-6386 FAX: 1-973-786-7586 E-mail: [email protected] URL: www.kanomax-usa.com