Audioscan Verifit 2 - Manual (Page 4)

Verifit ® User's Guide Version 4.2 © June 2015
Test box screen ................................................................................................................................................................... 91
Format ................................................................................................................................................................................. 93
Scale .................................................................................................................................................................................... 93
Hide or Show test box curves ............................................................................................................................................. 93
ANSI test frequencies ......................................................................................................................................................... 94
Test box calibration facts ................................................................................................................................................... 95
Calibrating test box reference microphone ........................................................................................................................ 95
Calibration check for coupler microphone ........................................................................................................................ 96
Coupling for binaural/wideband tests ................................................................................................................................ 96
Positioning HI for binaural/wideband tests ........................................................................................................................ 97
Coupling for ANSI tests ..................................................................................................................................................... 98
Positioning HI for ANSI tests ............................................................................................................................................ 99
16 ANSI Hearing Aid Tests .................................................................................................................................................. 101
ANSI S3.22-2003 facts ..................................................................................................................................................... 101
ANSI 2003 Linear and AGC tests .................................................................................................................................... 101
ANSI test results ............................................................................................................................................................... 102
ANSI input-output curves ................................................................................................................................................ 102
ANSI telecoil terminology ............................................................................................................................................... 103
ANSI telephone simulator (TMFS) test ........................................................................................................................... 103
ANSI test loop test ............................................................................................................................................................ 104
Telecoil test results ........................................................................................................................................................... 106
17 Other Test Box Measures ................................................................................................................................................ 107
Harmonic distortion .......................................................................................................................................................... 107
Noise reduction ................................................................................................................................................................. 107
Directional function test ................................................................................................................................................... 108
Directional ITE positioning .............................................................................................................................................. 108
Directional BTE positioning ............................................................................................................................................ 109
Test box directional procedure ......................................................................................................................................... 110
Multicurve procedure ....................................................................................................................................................... 111
Multicurve results ............................................................................................................................................................. 111
Spectral analysis in Multicurve ........................................................................................................................................ 112
Battery drain test .............................................................................................................................................................. 112
Manual control procedure ................................................................................................................................................ 113
Sound level meter using manual control ......................................................................................................................... 114
18 Networking ....................................................................................................................................................................... 116
Networking standards ....................................................................................................................................................... 116
Network setup ................................................................................................................................................................... 116
Remote Operation ............................................................................................................................................................. 118
Changing the Remote Operation settings ........................................................................................................................ 118
NOAH Service Port .......................................................................................................................................................... 119
Changing the NOAH service port .................................................................................................................................... 119
Testing the NOAH service port ........................................................................................................................................ 120
Web Service Port .............................................................................................................................................................. 120
19 Single Computer Connection ........................................................................................................................................... 122
Automatic connection (recommended) ............................................................................................................................ 122
Static connection .............................................................................................................................................................. 122
20 Printing and Storing Results ............................................................................................................................................ 124
Storing data in NOAH ...................................................................................................................................................... 124
Printing results .................................................................................................................................................................. 124
Printing setup .................................................................................................................................................................... 124
Printer connection ............................................................................................................................................................. 125
Printer types ...................................................................................................................................................................... 126
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