Trabiss Sound Level Calibrator ND9A
Trabiss Sound Level Calibrator ND9A is suitable 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
Specifications:
- Model: ND9A
- Standards: GB/T15173, ANSI S1.40 CLASS2, IEC942
- Sound Pressure Level: 94dB, 114dB
- Accuracy: 0.5dB
- Frequency: 1000Hz
- Calibration of microphones: 1″(φ23.77mm), 1/2″(φ12.7mm)
- Power Supply: 1x6F22 9V Battery
- Dimensions: 142x47x47 mm
- Weight: 275 g (including batteries)
- Included: main unit, carrying case and operation manual
