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
