Display

31/2digit backlit LCD display, maximum reading of 1999

Display refresh rate

Sampling : 2.5 times/second

Major Applicable Standards

IEC 61672-1 : 2002 Class 2

Microphone

1/2 inch Electrets condenser microphone

Measurement Items

SPL, Leq, SEL

Measurement Range

30dB~130dB(A)

35dB~130dB(C)

40dB~130dB(Z)

Dynamic Range

100dB

Integrate time setup

Randomly , 10s,1 m, 5m, 10m, 30m, 1h, 8h, 16h, 24h

Time Weighting

Fast, Slow, Impulse, Peak

Frequency Weighting

A/C/Z

Frequency Range

31.5HZ ~ 8KHZ

Power

Four 1.5V LR-6/AA size alkaline cell

Battery Life

<=30 hours

Size

285 (L) x 90(W) x 39(H) mm

Weight

550g