FONIX® FP35 Touch - Frye Electronics

Real-Ear Measurements 149
11. Repeat steps 6 through 10 for AIDED 2 and AIDED 3.
In general, AIDED 1 is tested at low levels (50 dB SPL) to make sure soft sounds
are above the patient’s threshold values. AIDED 2 is tested at medium levels (65-
70 dB SPL) to make sure that the aid meets the target. AIDED 3 is tested at loud
levels (90 dB SPL) to make sure that loud sounds are beneath the patient’s UCLs.
Note: See Section 5.4.5 for information on testing open fit hearing aids.
Figure 5.5.2—SPL display with measurements
5.5.3 Viewing Real-ear SPL Results in Full Screen
Normally the Real-ear SPL screen is displayed with the graph on the left important
information on the right. You can remove the information and view the
results on a large wide graph as shown in Figure 5.5.3.
To do this:
1. Press [MENU].
2. Use the arrow keys to change the DATA/GRAPH to GRAPH 2X.
3. Press [MENU] to close the menu. The graph will now take up the entire display.
Alternately, you can use the left and right arrow keys in the Real-ear SPL screen
to quickly switch between the standard Real-ear SPL display, the full-sized Realear
SPL display, and the numerical data display.