Fungsi : alat ukur kebisingan suara di Area Kerja, Pemukiman, Bandara, Terminal dll. |
Specification : | |
a. Sound Level Meter | |
▪ Range | : 31,5 Hz to 8 kHz |
▪ Accuracy | : ± 1,5 dB |
▪ 6 Level Range | : 30 to 80 dB |
: 40 to 90 dB | |
: 50 to 100 dB | |
: 60 t0 110 dB | |
: 70 to 120 dB | |
: 80 to 130 dB | |
▪ Automatic range | : 30 to 130 dB |
▪ Display | : 3 ½ digit LCD |
: resolution 0.1 dB | |
: Updated every 0.5 sec | |
▪ Quasi analog bar | : 1 dB display steps, 50 dB display |
range, up dated every 50 ms | |
▪ Time Weighting | : Fast : 125 ms |
: Slow : 1 s | |
▪ Weight | : 240 g |
▪ power | : 9V block battery |
b. Sound Calibrator | |
▪ Frequency | : 1000 Hz ± 2% |
▪ Sound Pressure | : 94dB and 114 dB |
▪ Temp Operating | : 0 to 50 ⁰C |
▪ Power Supply | : DC 9V Battery x 2 Pcs |
c. Complete Unit : |
▪ Main Unit and Calibrator |
▪ PC software for datalogging |
▪ Tripod with adapter and thread |
▪ Windscreen |
▪ Carrying case |