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Old 05-27-10, 09:04 AM   #17
Arclight
Navy Seal
 
Join Date: Jun 2008
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Default PVI-800 basics

The PVI-800 is your navigation computer; the big panel on your lower-right front, with the numbered buttons.

It has a lot of functionality packed into it, including the ability to send points (coordinates, basically) over the datalink to other flightmembers, but I'll just touch on some basic functions here.


1. waypoint mode:
If you look at the Abris in flight (and you set it to map), you'll notice the lines and waypoints forming a flight route. The autopilot isn't tied to the Abris, so apart from visual guidance on it's display and in the HUD, it doesn't help you get there.

But those waypoints are also stored in the PVI. If you press the "WPT" button (marked 1 above) and press a number, the corresponding waypoint is brought up and made active. Note that the first waypoint for PVI is not the airfield, but the actual first waypoint in the route.

2. airfield:
The position of the base/FARP you take off from is stored in the PVI as well. You can bring it up by pressing the "AIRFIELD" button, and then "1".

3. point mode:
In the editor, you can set targetpoints, typically placed at enemy positions. These points are entered in the PVI as well, and can be brought up by pressing the "NAV TGT" button and then a number. You should notice a numbered box popping up on the Abris display (given that it is visible, depending on scale setting).

4. wind
Nice and simple: press this button, and the top bar will display wind direction, and the bottom bar displays wind speed in m/s.

To set the PVI back to neutral and get the standard HUD back, just push the lit mode-button. It will turn off and no more data is supplied from the PVI untill you activate it again.


So, what good is all this? Well, for one, the HUD displays some more info: an indicator will pop up on the heading strip to indicate direction to your selected point, and on the bottom of the HUD you'll notice a range-indication. This is handy when combined with the point mode; given that a point is properly set to indicate enemy position, you can read out a range estimate from you to likely threats. Knowing a Strela SAM can reach out to about 5 km, and your Vikhrs to 7km (about 8km with the authorisation override), you can position yourself in striking range without flying into threat range.

Note that it kinda depends on how the mission is set up, but it's still a good tool to use to determine if your current firing position is likely to result in a smouldering wreck at some point.

Secondly, it allows you to engage the autopilot, and have it fly for you. And that's what I'll touch on next.
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