Combines a Big Display with a Background Noise Absorber
Automatically or manually reads sound levels ranging from 30 to 130dB in six ranges. A and C selectable frequency weightings.
Sampling time updates every 0.5 seconds. Large 3-1/2" digit display with 0.1dB resolution, backlighting and analog bar graph. Background noise absorber mode for machine noise measurements filters ambient noise. Electret condenser microphone provides 1.5dB accuracy. Min./max. plug analog output and tripod mount. Max. hold latches maximum value on display. RS-232 interface for capturing data directly on a PC. Dimensions: 10"H x 3.1"W x 1.5"D. Weighs 8.5 oz. Requires 9V battery, included. Sound Level Meter, NIST-Certified Sound Level Meter and 94dB Calibrator are available.