SOUND LEVEL METER SP22 WOHLER, dilengkapi : SOUND CALIBRATOR - ALAT UKUR KEBISINGAN atau ALAT UJI KEBISINGAN SUARA GENSET.

ª 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 ª Automatic range : 30 to 130 dB ª Display : 3 ½ digit LCD : resolution 0.1 dB : Updated every 0.5 sec ª Quasi analog bar : 1 dB display steps, 50 dB display range, up dated every 50 ms ª Time Weighting : Fast : 125 ms : Slow : 1 s ª Weight : 240 g ª power : 9V block battery b. Sound Calibrator ª Frequency : 1000 Hz ± 2% ª Sound Pressure : 94dB and 114 dB ª Temp Operating : 0 to 50 pC ª Power Supply : DC 9V Battery x 2 Pcs c. Complete Unit : ª Main Unit and Calibrator . Sound Calibrator ª Frequency : 1000 Hz ± 2% ª Sound Pressure : 94dB and 114 dB ª Temp Operating : 0 to 50 pC ª Power Supply : DC 9V Battery x 2 Pcs ª PC software for datalogging ª Tripod with adapter and thread ª Windscreen ª Carrying case