class 1 acoustic calibrator with 1 in opening and output of 94 or 114 db re 20 upa at 251.2 or 1000 hz. includes adapters for 1, 1/2, & 1/4 inch microphones, ccs064 case and calibration certificate.

DUAL FREQ CLASS 1 CALIBRATOR

Model CAL1250

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Class 1 acoustic calibrator with 1 in opening and output of 94 or 114 dB re 20 uPa at 251.2 or 1000 Hz. Includes adapters for 1, 1/2, & 1/4 inch microphones, CCS064 case and calibration certificate.

    Specification Notes

    English: SI:

    * All specifications are at room temperature unless otherwise specified.

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