Kanomax Model 4431 Sound Level Meter

Kanomax Model 4431 Sound Level Meter
Worlds first Zero Decibel Sound Level Meter

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 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

Technical Specifications

Parameters	Lp, LA, LAeq, LAE, LAmax, LAmin, LAN, Lpeak, LAtm5
Ranges	A: 28 - 130 dB, Z 39 - 130 dB
Weighting	A, C and Z
Time Response	Fast or Slow
Microphone	TYPE 7146nl (-28dB, Stand-alone -26dB)
Standards	Type 2 (4431) standards for ANSI S1.4 1983, IEC 61672-1
Power Supply	4 AA Batteries or optional AC Adapter (Battery life: approx. 9 hours)
Size & Weight	W3.4" x H12.9" x D1.9", Approx 1 lb.