ND9B Schallpegelkalibrator 114DB 94 DB Maße + SLM-25 Schallpegelmesser os67
161,10 €
Sound Pressure Level: 94dB & 114dB (Based on 20µPa). Although complex and advanced, it is convenient to use and operate. - Accuracy: +1.5dB (reference sound pressure standard, 94dB at 1KHz). - Altitude Effects: For every 60m/196.9ft of sea level rise, the sound pressure decreases by 0.1dB.
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