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Applicable standards: IEC 61672-1:2013 Class 2
Measurement Range: 30dB(A) to 130dB(A), 40dB(C) to 130dB(C)
Frequency Weighting: A & C
Time Weighting: Fast (F) & Slow (S)
Display Functions: Normal, Max, Min, C Peak
Measurement Functions: LAF, LAS, LCF, LCS, LCpk
Noise Floor: < 25 dB (A) and 35 dB (C)
Display Flags: Threshold limit, overload, under-range
Auto-calibration Range: ±4.5dB
Reference point: 94dB (1kHz), 92.9dB (8kHz)
Settling time: 60s
Display: Backlit 128×64 LCD
Resolution: 0.1 dB
Electrical Outputs: AC (3.5mm jack) and DC (3.5mm jack)
Electrical Inputs: 5V power in via mini USB
Power
2 x AA/LR6 1.5V batteries
5V DC via mini USB
Battery Life: 24 hours
Microphone: ½ pre-polarised elecret condenser
Operating Temperature: 0°C to +40°C
Operating Humidity: 25% ~ 90%
Atmospheric pressure: 65 kPa ~ 108kPa
Storage temperature: -20°C to +60°C
Dimensions: 215mm × 68mm × 32mm
Weight: 220g (including battery)
DC Output: Voltage 15mV/dB, range 450mV ~ 1950mV
AC Output: RMS 2V
