... LE,Lmax,Lmin 3).RS-232 Interfac Sound Analyzer with 1/3 Octave Capability TES-1358 TES- ... linearity range of 100dB. Large display with backlighting. Real time clock with calendar. Memory max. 10000 records ... weighting Fast , SlowDisplay 160x160 dot matrix display with back light Sound level meter display Numerical : 4 ... Day, Hour, Minute, Second1/1- 1/3 Analyzer level range 5 ranges in 10-dB step, 20 ...