If the product you received has quality problems,please feel free to contact us,well get back to you within 24 hours.Thank you!
Size:
70*35*256mm
Calibration source:94dB@1KHz
Measuring range:30-130dBA
Accuracy:30-130dBA
Frequency response:31.5Hz-8.5KHz
Resolution:0.1dB
Frequency weighting characteristics:A and C weighting
Digital display:4 digits
Analogical depiction:one moment represents 1dB
Sampling rate:fast 8 times/sec,slow 2 times/sec
Overload indication:OVER/UNDER symbol representation
AC signal output:4Vrms/full scale per gear,output impedance is about 600ohm
Time weighting characteristics:FAST(fast)/SLOW(slow speed)
Auto power off:no operation after 10 minutes
Measuring gear:30-80,50-100,60-110,80-130,30-130dB
Dynamic range:50dB/100dB
Microphone:1/2 inch condenser microphone
Perpetual calendar accuracy:±30 seconds /day
Data storage:4700
Dimensions:256*70*35mm
?Warranty:If you have any problem,just do not hesitate to contact us-we look forward to you