... <18 dB(A), 23 dB(C), 28 dB(Z)8Meas. upper Range140 dB9Peak C Sound Level Measuring Range50~143 dB10Frequency ... by digital filtering11Time WeightingParallel F, S, I, Peak C+, Peak C-12A/D Bits24 bits13Level Linearity Range>90 dB14Sampling Frequency48 ... It can simultaneously complete all center frequencies and A, C, Z weighting.)21Statistical analysis FunctionStatistical analysis software (S6291-00101 ...