SNDWAY Handheld High Precision Noise Decibel Meter, Model:SW523

Accuracy: +-1

1. 5Hz～8.5KHz. Dynamic state range: 50dB. Measuring range: 30~130dBA，35~130dBC. Frequency weighting character: A weight and C weight. Numerical digit display: 4 digits,resolution
2. 1dB, sampling frequency 2 times/second. Dynamic scale display: 1 scale equals 2dB or 1dB, sampling frequency 2 times/second. Dynamic scale shift: 30~130dB, 30~80dB, 50~100dB, 80~130dB. Overload display: "OVER"and"UNDER in display screen. AC signal output:
3. 65Vrms for each shift and full scale, the output of impedance around 600ohm. DC signal output: 10mV/dB, the output of impendance around 100ohm. Dynamic character: Two choices of reaction rate "FAST" and "SLOW". Microphone: 6mm capacitor microphone. Max locking: MAX. Battery: 3×1.5V AAA (not included). Working temperature and humidity: 0 C~40C，10%～80% RH. Storage temperature and humidity: -10C~60C, 10%~70%RH