1. NOISE DOSIMETER
▪ Range : 50 to 140dB
▪ Function : D, TWA, LAV, L, LMAX, LCpeak, LTH, LC, t, TWAp, Dp, tp,
TWA', D', LAV', LTH', TWA'p, D'p, Lt_f, LAC, LAV, LAT,
LCT, LT_F, Lc.zpeak
▪ Weighting : A and C
▪ Memory : 64 Mbytes
▪ Microphone : Prepolarised condenser, 1m cable length
▪ Battery : One 9V battery type 6LR61
▪ Size/weight : 144x82x23mm / 361g
2. SOUND CALIBRATOR
▪ Frequency : 1 kHz ±1%
▪ SPL : 94dB
▪ Standard : IEC60942:2003 Class2: EN60942:2005 Class 2
: CE mark
▪ Distortion : <2%
▪ Battery : 9V type 6LF22
▪ Size / Weight : 48mm x 135mm / 185g