This 1kHz, 94dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and validates the sound level meter's performance. The battery test position, which displays the battery status LED, indicates that the battery is good. The durable die-cast aluminum enclosure produces a 1kHz sine wave at 94dB with an accuracy of 5% (frequency) and ±0.5dB (94dB). Meets IEC 60942 1997-11. Comes with two 9-volt batteries, a carrying box, and a screwdriver.
| Frequency | 1000Hz |
|---|---|
| Frequency Basic Accuracy | ±5% |
| Sound Range (dB) | 94dB |
| Sound Range (dB) Basic Accuracy | ±0.5dB |
| Total Harmonic Distortion (THD) | <2% |
| Certifications | CE |
| Dimensions | 2.2 × 5.6" (50 × 127mm) |
| Power | 2 × 9V batteries |
| Warranty | 2 years |
| Weight | 0.75 lbs. (340g) |
