ND9A ND9B Sound Level Meter Calibrator 94dB / 114dB
Application:
For quick and easy calibration of sound level meters and sound measuring systems.
Features:
* 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.
Specification:
| Model | A | B |
| Standards | GB/T15173, ANSI S1.40 CLASS2, IEC942 | |
| Sound Pressure Level | 94dB | 94dB |
| 114dB | 114dB | |
| Accuracy | 0.5dB | 0.3dB |
| Frequency | 1000Hz | |
| Calibration Of Microphones | 1", 1/2" | |
| Power Supply | 1x6F22 9V Battery | |
| Dimensions | 142 × 47 × 47 mm | |
| Weight | 275g (Not Including Batteries) | |
Standard Accessories:
1. Main Unit
2. Carrying Case
3. Operation Manual
