This 1kHz 94/114dB professional sound calibrator is for 0.5 inch. or 1 in. microphones. Calibrates and checks the sound level meter's operation. Level switch for 94dB or 114dB with power on LED indicator light. The die-cast aluminum enclosure produces a 1kHz sine wave at 94dB/114dB with an accuracy of 5% for frequency and ±0.5dB (94dB)/±1.0dB (114dB). Meets IEC 60942 1997-11. Comes with two 9V batteries, a carrying box, and a screwdriver.
| Frequency | 1000Hz |
|---|---|
| Frequency Basic Accuracy | ±5% |
| Sound Range (dB) | 94dB/114dB |
| Sound Range (dB) Basic Accuracy | ±0.5dB (94dB); ±1dB (114dB) |
| Total Harmonic Distortion (THD) | <2% |
| Certifications | CE |
| Dimensions | 2.2" diameter × 5.6" long (50 × 127mm) |
| Power | 2 × 9V batteries |
| Warranty | 2 years |
| Weight | 0.75 lbs. (340g) |