Internal noise-CRY2301
22dB(A)、23dB(C)、27dB(Z)
Measuring Frequency range-CRY2301
10Hz~20kHz
Weighting filters-CRY2301
Frequency weighting: A, C, Z
Time constants-CRY2301
Time Weighting: Slow, Fast
Measuring parameters-CRY2301
Lp、Leq、Lmin、Lmax