Sound Level Meter SL 4001
Product Description
Model : SL-4001 * Frequency & time weighting meet IEC 61672 class 2. * A, C weighting, Max. hold, Data hold, fast/ slow time weighting, AC/ DC output. * Range : 3 ranges, 30 to 130 dB. * Size : 245 x 80 x 35 mm.