TheSperwill TX is a Britishparamotor that was designed by Riann Oliver and produced bySperwill Ltd ofBristol forpowered paragliding. Now out of production, when it was available the aircraft was supplied complete and ready-to-fly.^[1]

The aircraft was designed to comply with the USFAR 103 Ultralight Vehicles rules as well as European regulations. It features aparaglider-style wing, single-place accommodation and a single 30 hp (22 kW)Hirth engine inpusher configuration with a 2.3:1 ratioreduction drive and a three-bladed, fixed-pitch wooden propeller. The fuel tank capacity is 9 litres (2.0 imp gal; 2.4 US gal). The aircraft is built from a combination of boltedaluminium and4130 steel tubing and dismantles for ground transport.^[1]

As is the case with all paramotors, take-off and landing is accomplished by foot. Inflight steering is accomplished via handles that actuate the canopy brakes, creating roll and yaw.^[1]

Data from Bertrand^[1]

General characteristics

• Crew: one
• Empty weight: 28 kg (62 lb)
• Fuel capacity: 9 litres (2.0 imp gal; 2.4 US gal)
• Powerplant: 1 ×Hirth single cylinder,two-stroke, air-cooledaircraft engine, with a 2.3:1reduction drive, 22 kW (30 hp)
• Propellers: 3-bladed wooden, fixed-pitch

• Sperwill aircraft
• 2000s British ultralight aircraft
• Single-engined pusher aircraft
• Paramotors

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