Range A ambient noise: 40 ~ 130dB; C mechanical noise: 45 ~ 130dB
Resolution 0.1dB
Accuracy ±2dB
Frequency Weighting Characteristics A/C
Measurement gear (4 gears) 40-70dB, 60-90dB, 80-110dB, 100-130dB
Response time selection FAST (fast)/SLOW (slow)
Frequency range 31.5Hz-8KHz
Display 3 1/2 digit LCD and barcode display, screen size: 37x40mm
Signal output AC signal output AC: 0.707Vrms
Operating/storage temperature and humidity 0℃～50℃ < 90% RH-10℃～60℃ < 70% RH
