Шумомер в Темижбекском

Accuracy: +/-1. 5dB (under reference conditions)
Measuring Level: 30-130dB (A)/35-130dB (C)
Frequency Range: 31. 5Hz to 8. 5KHz
Linearity Range: 50dB/100dB
Digital Display: 4 digits
Resolution: 0. 1dB
Bar Graph: 50 dB scale at 1 dB step for monitoring current sound
pressure level display
Overload Indication: OVER/UNDER
Frequency Weighting: A
Level Ranges: 30-80dB, 50-100dB, 60-110dB, 80-130dB 30-130dB
Self Calibration Time: 3sec
Sampling Rate: 2 times/seconds
Power supply: DC 9V battery