Soft dB Opus Suite Building Acoustics Module Airborne Sound Isolation between Rooms ASTM E 336_ISO 140-4 - Manual (Page 7)

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4 Quick Start
The STC module is part of the Building Acoustic. It can be accessed in the Building Acoustic menu of
the Opus Suite panel.
Measurement tab
What you should know…
• The partition area and the receiving room volume are used to evaluate de STC.
• You need at least 4 measurements: level in the source room (source on), level in the
receiving room (source on), background level in the receiving room (source off) and
reverberation time in the receiving room.
• The main interface let do an unlimited quantity of measurements for every type of data.
• Select the corresponding column header to see the average of the different measurements
of a type of data.
• The selected element of the table shows a green background. The details of the selection
are displayed on the right side of the table.
• The elements still to measure display a question mark (?) as a value and have a yellow
background.
Elements to
measure
Measure the
selected element