Sound Level Meter with Wide Frequency Range (4S Self-Calib)



Technical Specifications

Measuring range: 30-130dB or 35-130dBc
 Accuracy +1.5dB
Frequency range 31.5Hz-8.5KHz
Level range 50dB
Frequency weighting A/C
Digital display 4 digits
Resolution 0.1dB
Sample rate 2times/second
Over indication OVER/UNDER
Ac output 0.707Vrms at FS output impedance approx600ohm
Dc output 10mV/dB, output impedance approx100ohm
Time weight FAST/SLOW
Microphone 1/2inch electrets condenser microphone
Function USB interface
Power Supply 1.5VAA alkaline or USD5V100mA
Power life Abort 30 hours (alkaline battery)
Self calibration 4S
Operating condition 32 to 104F ,10~80%RH
Storage condition 4 to 122F~80%RH
Weight 308g
Dimension 9.96*2.75*1.37 Inch


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