NTi Audio XL2 Sound Level Meter - Manual (Page 82)

82
Reverberation Time RT60
Set Level Markers
Select the parameter • SET with the rotary wheel and
press enter .

The environmental noise is measured and the grey level
markers are set.
Get Ready for the Reverberation Time Measurement
Protect the ears against high sound pressure levels, as the •
test signals might be very loud.
Setting the pink noise level:
Start the pink noise test signal with the appropriate on/off •
time according to the room. Use an initial low level.
Increase the test signal level until all level markers for the
•
minimum test signal level are passed. Use an equalizer to
push individual band levels.
Switch off the gated pink noise signal after you have finished
•
setting the pink noise level.