A few days ago, Kim in Switzerland emailed me that he had built a touch-screen GPS using an iPad (see photo).

Frankly, even though I never thought about the idea of putting the GPS onto an iPad before, I have to admit that my immediate response to Kim’s approach was not excited because there are many apps available to turn the iPad into a second display for Mac or Windows computers.

From the many similar apps I tried before, none of them, in my opinion, was smooth enough to handle the data flow demand to and from FSX or P3D.   Some of them even caused serious dragging to the simulator in return.

But after checking the information Kim provided, I found his iPad was wired to his computer, rather than wirelessly connected over the network.

After further Googling the app he recommended, I decided to give it a try.  The result is surprisingly good. Continue reading →