Soft dB Opus Suite Building Acoustics Module Airborne Sound Isolation between Rooms ASTM E 336_ISO 140-4 - Manual (Page 16)

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6.1 Sensor Calibration
The input sensitivity can be calibrated using the calibration function and a sensor calibrator. Click the
button on the Setup interface to launch the Calibration interface.
Step 1 Adjust the calibration parameters
The defaults values are:
• Averaging time: 5 s
• Frequency: 1 kHz
• Calibrator Level: 94 dB
Step 2 Install the calibrator device on the microphone
Step 3 Click START
After the average time is elapsed, the sensitivity value will update.
Step 4 Click OK to accept the sensitivity value