Extech 407766 94/114dB Sound Calibrator
| Specifications | Range | Accuracy |
|---|---|---|
| Frequency | 1000 Hz | ±5% |
| Sound Pressure Level | 94dB/114dB | ±0.5dB (94dB), ±1dB (114dB) |
| Distortion | <2% Total Harmonic Distortion (THD) | |
| Operating Temperature | 32 to 122°F (0 to 50°C) | |
| Power Supply | Two Heavy duty, alkaline 9V Battery | |
| Power consumption | Approx. 10mA DC | |
| Dimensions | 2.2'' diameter x 5.6'' long (50 x 127mm) | |
| Weight | 0.75 lbs. (340g) |
