Standard applied

IEC 651 Type2

Range

A LO (Low) - Weighting: 35- 100dB 
A HI (High) - Weighting: 65-130dB 
C LO (Low) - Weighting: 35- 100dB 
C HI (High) - Weighting: 65-130dB

Resolution

0.1dB

Frequency Range

31.5Hz to 8KHz

Accuracy

± 1.5dB (ref 94dB @1KHz)

Dynamic Range

65dB

Frequency Weighting

A、C

Time Weighting

Slow & Fast

Maximum Hold

Decay < 1dB/3min

Microphone

Electret condenser microphone

Calibration

Electrical calibration by using the internal oscillator 
(1KHz sine Wave at 94dB)

Auxilitary Output

AC conditioned, 0.55Vrms corresponding to 
each range step, impedance: 600 W 
DC conditioned, 10mV/dB (nominally) 
impedance: 100 W

Operating Condition

0 ℃ to 40 ℃< 80% R. H.

Storage Condition

-10 ℃ to 60 ℃< 70% R.H.

Display

4 digitals

Power Supply

one 9V battery

Size

240mm(L)x68mm(W)x25mm(H)

Weight

210g

Accessories

Instruction Manual, 9V Battery, Carrying Case, 
Screwdriver, Windscreen.