"larger the props, the more efficient.  Wow, x6 12 in. props must sound pretty cool.  Let us know how much weight you can lift (and for how long) once you get it tested."

"an rc jet can reach speeds of over 300mph with an off the shelf turbine and an airframe capable of handling it.  no afterburner required.  The problem is that most RC jet engines have centrifugal single stage compressors and single stage turbine…"

"Do you require VTOL or is there room to land a fixed wing airplane?"