- Model Number: FDM01
- Brand Name: FNIRSI
- Frequency range: 31.5Hz-8.5KHz
- Dynamic range: 3.50dB
- Accuracy: ±1.5dB (94dB@1KHz standard sound source)
- Measuring Range: 30-130dB
- Frequency Weighting Characteristics: A weight
- Digital Display: 4 digits, resolution 0.1dB
- Dynamic Scale Display: 1 scale represents 2dB
- Sampling Rate: 2 times/second
- Dynamic Scale Gear: 30-130dB
- Overload Indication: "OVER" and "UNDER" symbols indication
- Dynamic Characteristics: FAST (fast) and SLOW (slow) two response speeds
- Microphone: 6mm condenser microphone
- Maximum Value Lock: MAX
- Battery: 600mAh/3.7V lithium battery
- Operating Conditions: 0℃-40℃, 10%-80%RH
- Storage Conditions: -10℃-60℃, 10%-70%RH
Warranty:
As per brand policy
Noise measurement capabilities
