Kestrel 4500 Horus (Ballistics) - Manual (Page 8)

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• The data collected in capture mode will automatically
adjust the “WD”, “WS1”, and “WS2” values in the
Target screen.
*Note: WS1 can never be greater than WS2 value. The
WS2 value will automatically adjust to ensure that this
remains true.
Direction of Fire
Direction of Fire (DoF) is an absolute frame of reference
to true north. The value is the direction the gun barrel is
pointng with respect to the values on a compass. Direction
of Fire can be manually adjusted or obtained using the
”capture” feature.
Manual mode
• Use or to ensure that “DoF”
is highlighted.
• Use and to adjust the value.
Capture mode
• When “DoF” is highlighted, press to enter the
DoF screen.
• Use to scroll to “Capture”.
• Press to enter into the capture mode.
• Face the back of the Kestrel directly toward the target
and press .
• The data collected in capture mode will automatically
adjust the DoF value in the Target screen.
Inclination Angle
Inclination angle is the angle between the target and the
horizontal as seen by the shooter. This variable is expressed
in the Target screen as “Ideg” or “Icos” where Ideg is in
degrees, and Icos is the cosine angle. These can be manually
adjusted by highlighting one and using the
and to
change the value. Changing one will automatically change
the other appropriately.
Target Speed
• Use or to highlight “TS”.
• Use and to adjust the value.
Target Speed Estimator
This function estimates the speed of a target based on
range, movement, and time.
• When “TS” is highlighted, press button to enter
Speed of Motion screen.
• Use to highlight “Estimate” and press to
enter Speed Estimate screen.
• Use or to highlight a parameter.
• Use and to adjust values for each parameter.
• When all parameters are set, press to escape.
• An "Accept" screen will appear, scroll to "Yes" if
you would like to accept values. Use to
select the highlighted option.
Target Direction
• Use to highlight “TD”.
• Use and to adjust “L-R” (left to right) or “R-L”
(right to left).
TS
miles per hour
Estimate
S p eed of motion
0m p h