ND9B Schallpegelkalibrator 114DB 94DB misst + SLM-25 Schallpegelmesser OT25
156,84 €
Sound Pressure Level: 94dB & 114dB (Based on 20µPa). - Altitude Effects: For every 60m/196.9ft of sea level rise, the sound pressure decreases by 0.1dB. - The frequency of the output sound level is 1000+0.1% Hz, so it can be corrected on A, B, C, D or linear frequency weighting.
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