11.3.2 Customizing the spectrum graph – Display Scale 102
11.3.3 Selecting the spectra to be viewed – Spectrum View 103
11.3.4 Changing the spectrum type in Vibration modes – Spectrum Type 104
12 MEASUREMENT OF REVERBERATION TIME – RT60 105
12.1 Selecting the RT 60 function 105
12.2 Setting the RT60 parameters – RT60 Settings 105
12.3 Customizing the RT60 view 108
12.4 Starting the RT60 measurement 108
12.5 Viewing the RT60 results 110
13 MEASUREMENT OF SPEECH TRANSMISSION INDEX – STIPA 113
13.1 Introduction 113
13.2 STI method background 113
13.3 Selecting the STIPA function 113
13.4 STIPA measurement and calculation process 114
13.4.1 Measured results 114
13.4.2 Project structure 116
13.4.3 Averaging results 117
13.4.4 STIPA settings 117
13.4.5 Considering ambient noise distortions 119
13.4.6 STIPA measurements 120
13.5 Downloading files and processing data 122
13.5.1 Measurement with BA Assistant 123
13.5.2 Direct measurement with SV 977D (without BA Assistant) 123
13.5.3 Presentation of STIPA results 125
13.5.4 Changing background noise values 126
13.5.5 Generating reports 126
14 MEASUREMENT OF TONES – Tonality 127
14.1 Selecting the Tonality function 127
14.2 Tonality settings 127
14.3 Tonality measurements 130
14.4 Tonality results 130
15 SV 277 MONITORING STATIONS 132
15.1 SVAN 977 settings specific for monitoring stations 132
15.2 Remote communication settings – Wireless Transfer 133
15.2.1 Selecting network type – Network 133
15.2.2 Configuring modem basic settings – Modem 134
15.2.3 Configuring connections – Modem Connection 135
15.2.4 Configuring SMS service – SMS Options 136
15.2.5 Configuring e-mail service – E-mail Settings 136
16 REMOTE CONTROL AND DATA PROCESSING TOOLS 138
17 MAINTENANCE 139