audioscan Verifit VF-1, Руководство пользователя

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0611 Verifit User’s Guide Version 2.8 Page 4
9.12 Sound level meter using manual control..................................................................................55
10 Real-Ear Measurement Setup......................................................................................56
10.1 Section overview ....................................................................................................................56
10.2 External REM speaker setup ..................................................................................................57
10.3 REM calibration facts..............................................................................................................58
10.4 Calibration of REM probe microphone ....................................................................................58
10.5 Calibration check for probe module.........................................................................................59
10.6 Max TM SPL setup .................................................................................................................60
10.7 ABR nHL to eHL setup ...........................................................................................................60
10.8 Positioning the client...............................................................................................................61
10.9 Positioning the probe tube ......................................................................................................61
11 REM Screen Setup .......................................................................................................62
11.1 Section overview ....................................................................................................................62
11.2 REM single or dual view .........................................................................................................62
11.3 Graph, table or 2cc target format ............................................................................................63
11.4 SPL or HL scale .....................................................................................................................63
11.5 Hide or show REM curves ......................................................................................................64
12 Real-Ear Directional Test.............................................................................................65
12.1 Section overview ....................................................................................................................65
12.2 REM directional testing...........................................................................................................66
13 REM Manual Control ....................................................................................................67
13.1 Section overview ....................................................................................................................67
13.2 Manual control measurements................................................................................................67
13.3 Sound level meter using REM probe.......................................................................................68
14 Sensory loss simulator................................................................................................69
14.1 Sensory loss simulator description..........................................................................................69
14.2 Sensory loss simulator operation ............................................................................................69
15 Occlusion Effect Test...................................................................................................70
15.1 Occlusion effect measurement................................................................................................70
16 RECD (real-ear to coupler difference).........................................................................71
16.1 Section overview ....................................................................................................................71
16.2 RECD facts ............................................................................................................................71
16.3 RECD coupler response .........................................................................................................72
16.4 RECD real-ear response.........................................................................................................73
16.5 RECD results..........................................................................................................................74
17 Insertion Gain ...............................................................................................................75
17.1 Section overview ....................................................................................................................75
17.2 Insertion gain in SPL...............................................................................................................75
17.3 Insertion gain in HL.................................................................................................................76
17.4 Audiometric data entry............................................................................................................77
17.5 REUR measurement procedure..............................................................................................78
17.6 REAR measurement procedure ..............................................................................................79