Overview
Enviro Test Construct multi function acoustic sound level calibrator is a multi-functional acoustic calibration instrument used on site, it can be used for calibration of sound level meters, microphones and other sound measurement equipment, with temperature, air pressure automatic compensation functions and the instrument also has built-in high-precision temperature, humidity and air pressure sensors, which can measure ambient temperature, relative humidity and atmospheric pressure
Technical Specifications
| Nominal Sound Pressure Level | 94 dB |
| Sound Pressure Level Accuracy | ±0.3 dB |
| Frequency | 1000 Hz, 500 Hz, 250 Hz, 125±1% Hz |
| Total Harmonic Distortion | ≤2% |
| Atmospheric Pressure | Auto correction |
| Temperature Storage | 14 °F to 122 °F ( -10 ℃ to 50 ℃) |
| Size | 6.10 in × 1.96 in × 1.57 in (155 mm × 50 mm × 40 mm) |
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