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Verifit User’s Guide Version 2.8
Page 3
6.6
Network printer setup..............................................................................................................29
6.7
Printing to a network file .........................................................................................................30
6.8
Data storage to a network file .................................................................................................30
6.9
Data storage using NOAH ......................................................................................................31
6.10
NOAH 3 module use...............................................................................................................32
7
Hearing Instrument Tests Setup.....................................................................................33
7.1
Section overview ....................................................................................................................33
7.2
HIT single or dual view ...........................................................................................................33
7.3
Graph or table format..............................................................................................................34
7.4
Output or gain scale ...............................................................................................................34
7.5
Hide or Show HIT curves ........................................................................................................34
7.6
1996 or 2003 ANSI standard...................................................................................................34
7.7
ANSI test frequencies .............................................................................................................35
7.8
HIT calibration facts................................................................................................................35
7.9
Calibration of HIT reference microphone.................................................................................36
7.10
Calibration check for coupler microphone ...............................................................................37
7.11
Coupling the hearing instrument .............................................................................................38
7.12
Positioning the hearing instrument ..........................................................................................39
8
ANSI S3.22 Hearing Aid Tests.........................................................................................39
8.1
Section overview ....................................................................................................................39
8.2
ANSI S3.22-1996 facts ...........................................................................................................40
8.3
ANSI S3.22-2003 facts ...........................................................................................................40
8.4
ANSI 1996 Linear and AGC tests............................................................................................41
8.5
ANSI 2003 Linear and AGC tests............................................................................................42
8.6
ANSI test results.....................................................................................................................43
8.7
ANSI input-output curves ........................................................................................................44
8.8
ANSI telecoil terminology........................................................................................................45
8.9
ANSI telephone simulator (TMFS) test ....................................................................................46
8.10
ANSI test loop test..................................................................................................................47
8.11
Telecoil test results.................................................................................................................47
9
Other Hearing Instrument Tests .....................................................................................48
9.1
Section overview ....................................................................................................................48
9.2
Harmonic distortion.................................................................................................................48
9.3
Directional function test ..........................................................................................................49
9.4
Directional ITE positioning ......................................................................................................50
9.5
Directional BTE positioning.....................................................................................................51
9.6
Directional HIT procedure .......................................................................................................52
9.7
Multicurve procedure ..............................................................................................................52
9.8
Multicurve results....................................................................................................................53
9.9
Spectral analysis in Multicurve................................................................................................53
9.10
Battery drain test ....................................................................................................................54
9.11
Manual control procedure .......................................................................................................55
