Sound Level Meter Calibrator 94dB & 114dB for 1/2" and 1" inch Microphone, Professional Noise Decibel Calibration Tool Measurement (Digital Calibrator 94dB & 114dB with LCD)
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Colour: Digital Calibrator 94db & 114db With Lcd
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£ 108.90
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Product description
- Two output levels of 94dB and 114dB with Output frequency of 1000 0.1%Hz (allows calibration with A,B,C or D weighting networks or linear)
- Battery life approx. 100 hours and Conforms to IEC942 Class 1
- Easy One handed operation with low battery indicator
- Altitude Effects Approximately0.1dB decrease for each 2000ft increase in altitude from the sea level to 12,000ft elevation or comparable atmospheric pressure change (approx. every 50mm of Hg decrease)
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