Sound Level Meter GM1351
This unit was designed according to following standards:
A. International electrician committee standard: IEC PUB 651 TYPE2
B. US national standard: ANSI S1.4 TYPE2
Measuring range: 30~130 dBA
Accuracy: ±1.5 dB
Digit & Resolution: 4 digits & 0.1 dB
Frequency response: 31.5Hz ~8.5KHz
Frequency weighting characteristic: A
Sampling rate: 2times/second
Microphone：1/2 inch polarization capacitance microphone
Max reading
Automatic backlight
Low battery indication
Automatic power off
