Model# CAL601

Class 1 Sound Level Calibrator



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The CAL601, Sound Level Calibrator, is used for the calibration of the pressure sensitivity of the microphone and sound level measuring equipment. The design of CAL601 is based on a feedback arrangement to ensure a high stable sound pressure level. The performance is very stable; it does not required for the revision to the microphone equivalent volume. CAL 601 conforms to the standard of IEC60942 (2003) Class 1.