Preiss RHJ-9

RHJ-9
Role	Two-seat sailplane
National origin	Canada
Manufacturer	Homebuilt
Designer	Henry Preiss
First flight	1978
Developed from	Preiss RHJ-8
|} The Preiss RHJ-9 is an evolution of the RHJ-7 and RHJ-8 side-by-side two-seat flapped homebuilt gliders. The wingspan was increased to 18.29 m and the maximum mass was raised to 500 kg. A wing construction similar to that of the later HP-18 was adopted employing foam ribs bonded to the aluminum spars and skins. It first flew in 1978. Specifications General characteristics Crew: 1 pilot Capacity: 1 passenger Wingspan: 60 ft 0 in (18.29 m) Wing area: 155 ft^2 (14.4 m^2) Aspect ratio: 23.25 Empty weight: 670 lb (304 kg) Gross weight: 1,102 lb (500 kg) Performance Rate of sink: 138 ft/min (0.70 m/s) References sailplanedirectory.com External links An RHJ-9 owner's page