Standard applied

IEC651 type 2, ANSI S1.4 type 2

Frequency range

 31.5Hz~8KHz

Measuring level range

30~130dB

Frequency weighting

:A/C

Microphone    

1/2 inch electret condenser microphone

Calibration     

Electrical  calibration  with  the  internal oscillator (1kHz sine wave)

Display        

LCD

Digital display 

4 digits

Resolution

0.1dB

Display Up data

0.5 sec.

Time weighting

FAST(125mS), SLOW(1 sec.)

Level ranges        

Lo: 30-100dB   Hi : 60-130dB

Accuracy            

+ 2dB (under reference conditions)

Alarm function        

“OVER” is show when input is out of range

Maximum hold

Hold readings the Maximum Value, with decay < 
1dB/3minutes.

Auto power off       

Meter automatically shuts down after approx. 15 minutes of inactivity.

Power supply         

One 9V battery, 006P or IEC 6F22 or NEDA 1604.

Power life            

About 50hrs(alkaline Battery)

Operation temperature

0 to 40ºC(32 to 104ºF)

Operation humidity    

10 to 90%RH

Storage temperature   

-10 to 60ºC( 14 to 140 ºF)

Storage humidity      

10 to 75%RH

Dimensions

210(L)X55(W)X32(H)mm

Weight

230g(including battery