Product Description
The Calibrator employs solid state integrated circuitry that provides accurate and stable performance.
Sensitivity calibration of microphones.
Suitable for field and laboratory use.
Product Parameters
| Model | CAL-326 | CAL-327 |
| Sound Pressure Level | 94dB and 114dB | |
| Accuracy | ±0.5 dB | ±0.3 dB |
| Frequency | 1000±0.01%Hz which allows calibration with A,B,C,D or linear frequency weighting | |
| Standards | Conforms to IEC 942 class 2 | Conforms to IEC 942 class 1 |
| Application | Calibration of 1’’ and 1/2’’ microphones | |
| Power Source | 2x1.5V AAA (UM-4) Battery | |
| Temperature Operating | -10 to +50°C | |
| Temperature Storage | -40 to +50°C(with batteries removed) | |
| Temperature Coefficient | 0 to 0.01 dB/°C | |
| Altitude Effects | Approximately 0.1dB decrease for each 2000 feet increase in altitude from sea level to 12,000 feet elevation,or comparable atmospheric pressure change(approximately every 50 mm of Hg decrease). | |
| Size | 51x51x137 mm | |
| Weight | About 200 g | |
sound level meter
Product Accessories
| Standard Accessories | Main Unit |
| Carrying Case | |
| Manual |
