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Specifications
SKU: Landtek Sound Level Calibrator ND9A
| Spec： | For quick and easy calibration of sound level meters and sound measuring systems. |
| Model： | ND9A |
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.
| Model | ND9A | ND9B |
| Standards | GB/T15173,ANSI S1.40,IEC942 | |
| Sound Pressure Level | 94 dB | 94 dB |
| 114 dB | 114 dB | |
| Accuracy | 0.5 dB | 0.3 dB |
| Frequency | 1000Hz | |
| Cailbration Of Microphones |
1’’,1/2’’ | |
| Power Supply | 1x9V 6F22 Battery | |
| Dimensions | 142x47x47 mm | |
| Weight | 275g(Including Battery) | |
| Standard Accessories | Main Unit |
| Windscreen | |
| Carrying Case (B04) | |
| Operation Manual |
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