IEC61672-1 CLASS2
MAX & MIN measurements
Accuracy ±1.4 dB
Frequency range 31.5HZ-8KHZ
Dynamic range 50 dB
Level ranges Auto: 30dB-130dB
Frequency weighting A/C
Time weighting FAST(125ms),SLOW(1s)
Memory Readings 129920 points for dBA or dBC
Sample rate 1 Sec. to 24h
