D-0101246-Q – 2022/05
Callisto™ Instructions for Use - US Page 44
Show curser on graph provides inf ormation about each
specific measured point in the curve. The curser is
“locked” to the curve and a f requency and intensity label
will be displayed at the curser’s position, as illustrated
below:
Stimulus Selection allows for selecting a test stimulus. The
dropdown is only present for custom made test protocols. The
standards (e.g. ANSI and IEC) have fixed stimuli.
Monitor: If you wish to listen to the amplified stimulus through
a monitor.
1. Connect a monitor speaker the monitor output on the
hardware.
2. Tick the Monitor check box.
3. Use the slider to turn the sound level up and down.
Note that the sound from the monitor may be very sof t
(compared to the audiometry monitoring). It is louder for
audiometry because the audiometric equipment is producing
the signal that is monitored. In HIT440 the hearing instrument
produces the monitored signal meaning that it cannot be
controlled by the equipment. However, if you have an active
speaker, it will be louder.
Current Protocol is listed in the lower left hand corner.
The indicates the test is a part of an automatic test f low
(Auto Run). When pressing START all tests with the tick
mark will be perf ormed.
If you wish to perf orm one test only,
mark it using the mouse by clicking on
it. Then right click at select Run this
.
Upon perf orming a test the system automatically jumps to
the next one in the test flow.
indicates that a curve has
shows the colour selected f or each curve.
Test protocols can be created and adjusted in the HIT440
Setup.
Start/Stop button initiates and ends all tests.
Note that after pressing START the text on the button
will
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