Sound Level Meter AR814 sound level tester  GENERAL FEATURES &SPECIFICATIONS

Measuring Range

30~130dBA 35~130dBC

Accuracy

+/-1.5dB

Frequency Range

31.5HZ-8.5KHZ

Linearity Range

50dB

AC/DC Output

√

Auto Power Shut Off

√

Low Battery Indication

√

Over Range Indication

√

Digit & Resolution

5Digits & 0.1dB

Time Weighting Selection

Fast/Slow

Microphone

1/2 Inch Electret Condenser Microphone

Frequency Weighting

A & C

Frequency Weighting

√

Max Hold Function

√

RS232 PC Interface

-

Calendar function

-

Sampling Frequency

2 times/sec