
Calibrator Adaptor for use with 1″ calibrator or pistonphone for calibrating the Outdoor Microphone Nor1210 A and Nor1210 C. Please note that the Nor1210 C version with serial numbers higher than 15177 should use Calibrator Adaptor Nor1482. It is recommended to use calibrator Nor1253/250Hz-124dB for calibration, since this calibrator is less sensitive to changes in load volume compared to a pistonphone or a traditional calibrator.

Calibrator adaptor for use with 1″ calibrator or pistonphone for calibrating the Environmental Microphone Nor1211 A or C version. It is recommended to use calibrator Nor1253/250Hz-124dB for calibration, since this calibrator is less sensitive to changes in load volume compared to a pistonphone or a traditional calibrator.

Calibrator adaptor for use with 1″ calibrator or pistonphone for calibrating the outdoor microphone Nor1210 C version with serial numbers higher than 15177. Microphones with serial numbers lower than 15177 should use Calibrator Adaptor Nor1470. It is recommended to use calibrator Nor1253/250Hz-124dB for calibration, since this calibrator is less sensitive to changes in load volume compared to a pistonphone or a traditional calibrator.