Elektron Technology HENSON 8000, User Manual

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36 Henson Perimeter User Manual
© 2017 Elektron Technology
3 .1 .6
Ad d in g a n d co rre ct in g p re s e n t a t io n s
In the supra-threshold tests it is possible to add extra test locations, re-test
locations, mark a location as missed or re-classify a missed location as seen.
This can be done at any stage of the test.
First, select the action you w ish to perform by clicking the appropriate button,
see below .
Then simply click the location w here you w ish to make the change w ithin the
displayed chart.
Add allow s you to add or re-test a location.
Miss allow s you to mark an already tested location as missed.
Rmv allow s you to re-classify a location marked as Missed.
With the Miss and Rmv actions the level post click is dependent upon the supra-
test increment (5, 8 or 12dB). The current value is given by the button that
appears dow n, (5dB on the figure below ). This can be changed by clicking over
the required button.
Examples:
If the Miss and 8dB buttons are dow n the location w ill be marked as an 8dB
miss.
If the Rmv and 5dB buttons are dow n the location w ill change to a seen
location.
If the Rmv and 8dB buttons are dow n it w ill change to an 5dB miss (the
level below 8dB).