3M DL Music Mixer User Manual


 
vi Table of Contents
Models SE and DL
Impulse noise .................................................................................................................. 79
Reverberation options ........................................................................................................... 80
Setting up reverberation ........................................................................................................ 81
Running reverberation test .................................................................................................... 82
Reverberation results ............................................................................................................ 83
RT60 summary screen .................................................................................................... 84
Viewing RT60 values of each band ................................................................................. 84
Deleting RT60 value in a filtered band ............................................................................ 84
Decay curve screen ......................................................................................................... 85
Tabular RT60 screen ....................................................................................................... 86
Curves ..................................................................................................................... 87
Captured curves ..................................................................................................... 87
Captured curve applications ................................................................................................. 87
Setting up captured curves ................................................................................................... 88
Running captured curves ...................................................................................................... 90
Criterion curve families ......................................................................................... 91
Types of Criterion Curves ..................................................................................................... 91
Setting up criterion curves .................................................................................................... 92
Audiometric background curves ........................................................................... 94
Setting up audiometric background curves ........................................................................... 94
Running and viewing curves ................................................................................. 96
Curve measurements and results ......................................................................................... 96
Speech Intelligibility ............................................................................................... 98
STI-PA testing ....................................................................................................................... 98
Zones .................................................................................................................................... 98
Selecting STI scale or CIS scale .......................................................................................... 98
STI scale .......................................................................................................................... 99
Common Intelligibility Scale (CIS) ................................................................................... 99
When to take STI-PA readings? ...................................................................................... 99
Conducting a STI-PA test (overview of steps) .................................................................... 100
STI-PA setup ....................................................................................................................... 100