Digital Sound Noise Level Meter Decibel Audio Tester 30~130 dBA Color LCD Display Automotive Microphone db Meter AS844+
Technical Details
| Accuracy: | ±1.5dB |
| AC signal out: | 1Vrms/full bar graph |
| Analogy Bar Graph: | 1dB/1 bar graph |
| Auto Power Off: | (after no operation for 10 minutes) |
| Battery Life: | 12hr(continue use) |
| Brand Name: | SMART SENSOR |
| Data storage quantity: | 15000 |
| db meter: | sound level tester |
| digital display: | 31/2 digits |
| Digit & Resolution: | 2 digits & 0.1dB |
| Dynamic characteristic: | FAST/SLOW |
| Dynamic Range: | 50dB/100dB |
| Frequency response: | 31.5HZ~8.5KHZ |
| Frequency weighting characteristic: | A and C |
| Humidity accuracy: | +/-5%RH |
| Humidity Measure Range: | 10-99%RH |
| is customized: | Yes |
| Measurement Range: | 30~130dB |
| Measuring Level: | 30~130 dBA 35~130 dBC |
| Microphone: | 1/2 inch polarization capacitance Microphone |
| Model Number: | AS844+ |
| Operation voltage: | 3.7V Lithium battery/USDB 5V |
| Overload indication: | OVER/UNDER |
| Power: | 9V battery (not included) |
| Sampling Rate: | 20 times/second |
| sound level meter: | Decibel meter |
| sound meter: | Noise meter |
| Standard: | According to IEC651 TYPE 2 & ANSIS1.4 TYPE 2 |
| Temperature accuracy: | +/-2°C |
| Temperature measure range: | 0-45°C |
| The maximum value holding: | MAX |
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