northrop

I learned recently from @FoamyDM about a NASA test project called PRANDTL-D. He built his own version of the prototype and posted plans here: https://forum.flitetest.com/index.php?threads/prandtl-d-foam-board-wing-by-foamydm.58170/ This morning I began building my own wing from @FoamyDM 's...

If I'm being totally honest I don't know why I built what I did, but I can certainly say why I've never seen it done before. That's because there is literally no practical reason whatsoever to build this. The best reason I can give for why I built it is that nobody told me not to, and if...

I thought I would share my winter project. This is my first scratch build and it started its life as a 3 view drawing imported into SketchUp. What I like about this airplane is the way it illustrates the evolution of design in the golden age containing elements of the old and new. Wingspan is...