audioscan RM500SL User Manual page 5

18 Speechmap Fitting Procedures...................................................................................77
18.1 Section overview....................................................................................................................77
18.2 Assessment data entry...........................................................................................................77
18.3 Assessment data choices - 1..................................................................................................78
18.4 Assessment data choices - 2..................................................................................................79
18.5 Fitting to targets for soft speech .............................................................................................80
18.6 Fitting to targets for loud sounds.............................................................................................81
18.7 Fitting to targets for mid-level speech .....................................................................................82
18.8 Open fittings in Speechmap ...................................................................................................82
18.9 FM fitting and verification........................................................................................................83
19 Speechmap Technical Details .....................................................................................84
19.1 Section overview....................................................................................................................84
19.2 Speechmap stimuli.................................................................................................................84
19.3 Stimulus levels.......................................................................................................................85
19.4 Microphone location effects....................................................................................................86
19.5 Speech signal analysis...........................................................................................................87
20 Troubleshooting...........................................................................................................88
20.1 Section overview....................................................................................................................88
20.2 Self test failures .....................................................................................................................88
20.3 HIT high distortion or noise.....................................................................................................89
20.4 HIT curves inconsistent ..........................................................................................................89
20.5 HIT curves differ from specifications.......................................................................................90
20.6 HIT speaker overdriven ..........................................................................................................90
20.7 No HIT reference mic. detected..............................................................................................90
20.8 Invalid HIT calibration.............................................................................................................91
20.9 No REM ref. mic. detected .....................................................................................................91
20.10 Invalid REM calibration...........................................................................................................91
20.11 REM speaker overdriven........................................................................................................92
20.12 Barcode scanner malfunction .................................................................................................92
21 Technical Specifications .............................................................................................93
22 Glossary........................................................................................................................94
23 References....................................................................................................................98
24 Appendix 1: AudioNote 2.1 VERIFIT and RM500SL Test Signals and Analysis.....101
0611 RM500SL User's Guide Version 2.8 Page 5