Product Description
- Amittari Handy sound source for quick and easy calibration of sound level meters and sound measuring systems.
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 |
Product Accessories
Standard Accessories | Main Unit |
Carrying Case |
Manual |
Buying Guide
When you choose the model number of Amittari instrument, the default is standard delivery. If you need other optional accessories, please tell our customer -service worker.
