
The CHIPPER SS can be built as either Ultralight Part 103 or as Experimental Amateur Built (EAB). Below are the specifications for each.
Specifications - Ultralight Mode
With Polini Thor 250 engine - 36 HP
Takeoff Roll: 100’ (sea level, standard conditions, gross weight)
Landing Roll: 80' (sea level, gross weight)
Climb Rate: 400 fpm (sea level, standard conditions, gross weight)
Maximum Crosswind Component: determined by pilot skill level
Cruise Speed: 45 to 62 mph, depending on configuration:
-- Large tires slow the aircraft
-- Unfaired lift struts slow the aircraft
-- Installing a cowl speeds the aircraft
Fuel Burn @ Cruise Speed: 2.1 GPH
Maximum Fuel: 5 gallons
Seating: Single seat
Range: 100+ miles, no reserve
Gross Weight: 484 pounds (user may raise gross weight under Part 103; there is no legal requirement for any set value)
Empty Weight: 244 pounds with aluminum spars and lightweight tires and Polini Thor 250 engine
Vne: 72mph
Stall Speed: <=28 mph @ gross weight
Wing Area: 113 square feet
Wingspan: 26' 3"
Airfoil Design: Proprietary
Access / Cargo: Dual door, large cargo compartment
Design Factor: +6/-3 ultimate load; +4/-2 flight load
Maximum Pilot Weight: 250 pounds
Maximum Cargo Weight: TBD
Recommended Engines:
--1/2VW (<82 pounds); must use carbon fiber spars, small tires & rescue parachute to meet weight requirements under Part 103
Note: Turtledeck is included.
Primary Build Materials Utilized for BOTH Ultralight and Experimental (EAB)
-- Honeycomb Aluminum
-- Honeycomb Fiberglass
-- Aluminum
-- Baltic Birch plywood
-- Foam
-- Fiberglass
Aircraft OPTIONS
for BOTH Ultralight and Experimental (EAB)
-- Tricycle gear
-- Hand toss parachute
-- Folding wings (no cost option)
-- Doors
-- Cowl
-- Carbon Fiber spars
(saves 11 lbs.)
-- Polini Thor 250 Dual Spark,
water cooled, internally
geared, 2 stroke engine
-- E-Prop ground adjustable
propeller
Tailfeather Assembly Manual
Cabin Assembly Manual
Specifications - Experimental (EAB) Mode
With Rotax 503 engine
Takeoff Roll: 120' (sea level, gross weight)
Landing Roll: 100' (sea level, gross weight)
Climb Rate: 600 fpm (sea level, standard conditions, gross weight)
Maximum Crosswind Component: determined by pilot skill level
Cruise Speed: 50 to 70 mph, depending on configuration:
-- large tires slow the aircraft
-- unfaired lift struts slow the aircraft
-- installing a cowl speeds the aircraft
Fuel Burn @ Cruise Speed: Determined by engine selection
Maximum Fuel: Determined by builder
Seating: Single seat
Range: 200+ miles, no reserve
Gross Weight: 650 pounds (user may raise gross weight under Part 103; there is no legal requirement for any set value)
Empty Weight: 330 pounds with aluminum spars and lightweight tires.
Vne: 80mph
Stall Speed: <=32 mph @ gross weight
Wing Area: 113 square feet
Wingspan: 26' 3"
Airfoil Design: Proprietary
Access / Cargo: Dual door, large cargo compartment
Design Factor: +4/-2 flight load
Maximum Pilot Weight: 250 pounds
Maximum Cargo Weight: TBD
Recommended Engines: Hirth F23, Rotax 503, others TBD
Note: Turtledeck is included.
Aircraft OPTIONS
for BOTH Ultralight and Experimental (EAB)
-- Tricycle gear
-- Hand toss parachute
-- Folding wings (no cost option)
-- Doors
-- Cowl
-- Carbon Fiber spars
(saves 11 lbs.)
-- Polini Thor 250 Dual Spark,
water cooled, internally
geared, 2 stroke engine
-- E-Prop ground adjustable
propeller
Primary Build Materials Utilized for BOTH Ultralight and Experimental (EAB)
-- Honeycomb Aluminum
-- Honeycomb Fiberglass
-- Aluminum
-- Baltic Birch plywood
-- Foam
-- Fiberglass
Cabin Assembly Manual
Tailfeather Assembly Manual
The CHIPPER SS (Single Seat)
