501.11: Sweep Sinus (Frequency response 10 Hz - 10 kHz).

General  Characteristics (metric): Back to Back calibration by comparison to a reference transducer (Conform to ISO 16063-21). Reference transducer calibrated by laser primary mean. A4 Certificates with sensitivity, phase, distorsion shown at various frequency.
Measurement uncertainty at 80 Hz : 0.5 % - 20 Hz to 1 kHz : 0.75% - 1 kHz to 5 kHz : 1.5% - 5 kHz to 10 kHz : 2.5%.

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