Lutron MSL-388SD Sound Level Meter

Measurement Type SPL : Sound pressure level
Measurement Range SPL：30-80, 50-100, 80-130 , Auto 30 – 130 dB.
Resolution 0.1 dB.Accuracy (23 ± 5 ℃)
Characteristics of ” A ” frequency weighting network meet IEC 61672 class 2.
Under 94 dB input signal, the accuracy are :
31.5 Hz ± 3.5 dB
63 Hz ± 2.5 dB
125 Hz ± 2.0 dB
250 Hz ± 1.9 dB
500 Hz ± 1.9 dB
1 K Hz ± 1.4 dB
2 K Hz ± 2.6 dB
4 K Hz ± 3.6 dB
8 K Hz ± 5.6 dB

Function dB ( A & C frequency weighting ),
Time weighting ( Fast, Slow ),
Record ( Max., Min. ).
* Innovation and easy operation, computer is not need to setup extra software, after execute datalogger, just take away the SD card from the meter and plug in the SD card
into the computer, it can download the all the measured value with the time information ( year/month/date/ hour/minute/second ) to the Excel directly
* SD card Slot capacity : 1 GB to 16 GB.
* 4-20 mA analog output.
Function selector SPL range： 30-80dB, 50-100dB, 80-130dB
Auto range：30～130dB.
Frequency 31.5 to 8,000 Hz.
Microphone type Electric condenser microphone.
Microphone size Out size, 12.7 mm DIA

Accessories Included ( Termasuk )
* Instruction manual
* Battery AAA = 6