Maico MA 42, Руководство по эксплуатации, Страница: 38 / 82

Operation Manual MA 42
8100460 Rev.7 Ver.1 33 12/15
6.2.4 Speech Audiometry with Wave Files
If Wave is selected by the speech signal selector (11) or (15), a menu will pop-
up with available word lists which are stored on the SD memory card (see
Figure 12). A word list can be selected by using the level control (1) to scroll
through the list. A list can be loaded by pressing the stimulus button.
The words of the Wave file list will be displayed in the speech audiometry
screen. The level is displayed as a numerical value at the top of the screen.
The level can be changed with the level controls (1) on both sides of the
instrument. Before starting the playback of the Wave files, the first word can
be selected by the frequency up and down buttons (4) and (5). Press the
functional button Play (7) to start. Once the speech test is started the test can
only be stopped by pressing Cancel (18) or Store (3).
Figure 13 - Display of Words
The procedure for the SRT, WRS, MCL, and UCL tests are the same for CD or
microphone testing as described above. For the SRT test, a word must be
selected in the word list by the frequency up (4) or down (5) key. When the
Figure 12 - List of Speech Test Wave Files