HT-850 Mini sound lever meter
It have different frequency weighting A and C to respond to human sense or machine monitoring purposes, For different Sound pattern, they also fast and slow time constant setting.
Features
----Provides 1.5dB accuracy
----Newly Design Shape
----High Performance
-----Max Hold and Data Hold Function
-----have a wide dynamic range from 30 to 130dB
Specifications:
| Level Range | Low=30-100dB; High=60-130dB |
| Accuracy | +1.5dB (ref 94dB @1kHz) |
| Frequency Range | 31.5Hz to 8k Hz |
| Frequency Weighting | A,C |
| Time Weighting | Fast ,slow |
| Battery Type | Battery Type : |
| Operation Temp | 0 oC -40 oC (<80% R.H.) |
| Storage Temp | -10 oC ~60 oC (<70% R.H.) |
