Can't resist to add…
GUPPY, a 100CC Boxer engined HomeBuilt – 4meter wingspan, 22KG empty, 35KG all-up with 7kg Fuel and cameras, etc. Flies 4 hours…
Junker Flaps, takeoff in 9meters. Stall speed 9meters/sec. Marine ply and Iron-on strech cover. Fully flying horizontal and vertical Stab. Clark-Y wing profile.
Made for very rough terrain, Pneumatic 200mm diameter wheels, steerable nose wheel.
HornBill , a 55CC Boxer twin, 3meter wingspan, also Ply and iron on cover consttruction..
A project we did for WWF…
PiPiStrello, a carbon fibre, Jedelsky Wing, electric, 4meter wingspan. Weighs 4.2kg allup, flies for 80minutes. V-tail , as can be seen.
KiWit, also a Jedelsky Wing, Electric, 2.4M wingspan, carries cameras – used for finding Vulture chicks in their nests, then we clim bthe darn thorn tree, take the Chick down, weigh it and take its pedigree, ring the leg, fit a tag, and put it back in the nest – all part of monitoring Vulture habitat and the effects of neighbouring mines, etc.
A chick in the nest seen from the video camera
Climbing the Ladder, those thorns…..
Still cannot make a 'plane that flies and soars as well as this one…
The ring..
Some of the Home-Built Gliders – one with added electric motor
Molds were made for the foam-core wings…
A fully carbon, made from molds, V tail – 2.4meters wingspan, 4.5kg , flies 70minuts, with Thermal and day video camera…A UAV, with Autopilot..
And then this one – Built by the last company I worked for – I Designed the airframe ..145KG, 4meter wingspan, 600CC twin Boxer..6 hour flight time, Reccy plane..
And a small handfull of other planes as well, a Rhomboid wing among them – But enough now..
What I like about Gravity – What comes down has First to Fly…..
Joe