Applicable standards IEC 651/804 & ANSI S1.4 Type 2, dBA and dBC
Measurement types LEQ, SPL, SEL, LMAX, LMIN and L%
Frequency range: 31 Hz to 8000 Hz
Dynamic range: 37 to 105 dBA
Frequency weighting A and C
Response time FAST and SLOW
Display resolution 0.1 dB
Display update rate 8 times per second
Display warnings OVER/UNDER range
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