صوت سنج دیتالاگر SOUND LEVEL METER DATA LOGGER SL-4023SD

صوت سنج دیتالاگر SOUND LEVEL METER DATA LOGGER SL-4023SD

Real time data recorder, save the data into the SD memory card and can be download to the
Excel, extra software is no need.
Meet IEC61672 class 2
Auto range : 30 to 130 dB.
Manual range : 3 ranges 30 to 80 dB, 50 to 100 dB, 80 to 130 dB .
A/C frequency weighting.
Fast/slow time weighting,