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

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RM500SL User’s Guide Version 2.8

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