SHERWOOD RANGER DATA
TCD Sherwood Ranger
Developments Ltd., Larkfield, Retford Road, Mattersey, Doncaster.
two-seat taildragger biplane with conventional three-axis control.
Wings have constant-chord unstaggered swept wings; conventional
tail. Pitch control by elevator on tail; yaw control by fin-mounted
rudder; roll control by four Frise-type ailerons. Wing braced by
I-shaped interplane struts and stainless steel wing wires; wing
profile N/A, 100% double surface. Undercarriage has three wheels in
taildragger formation; bungee suspension on main wheels, bungee
suspension on tailwheel. Free castoring tailwheel. Steering by to
aerodynamic controls and differential cable-operated brakes.
Aluminium tube, wood and fabric fuselage. Fuselage mounted engine
driving tractor propeller.
dimensions and areas
6.1m, 20ft. Height overall 2.24m, 7.3ft. wing span 7.92m, 26ft.
Constant chord 1.0m, 3.3ft. Dihedral 3? (lower wing only). Sweepback
3.8?. Total wing area 15.6m?, 168ft?. Main wing area including lift
struts N/A, . Total aileron area N/A, . Fin area N/A. Rudder area
N/A. Elevator area N/A. Tailplane area N/A. Aspect ratio 7.92/1.
Wheel track 1.34m, 4.40ft. Wheelbase 3.65m, 12ft. Main wheels dia.
Overall 33cm, 13in. Tailwheel dia. Overall 20cm, 8in.
engine, water-cooled. Max power 65hp at 6500rpm. Propeller diameter
and pitch 1.73m (68in) x 16? Gearbox reduction ration 3.0/1. Max.
Static Thrust NA. Power per unit area 4.166 hp/m?, 0.387hp/ft?. Fuel
capacity 23lt, 15 Imp gal., 6 US gal.
182kg, 400lbs. Max. takeoff wt 390kg, 860lb. Payload 208kg, 460lbs.
Max. Wing Loading 25kg/m?, 5.12 lb/ft?. Max. power loading 6. kg/hp,
13.23 lb/hp. Load factors NA recommended, +6, -4 ultimate.
speed 80mph. Never exceed speed 100mph. Economic cruise speed 60mph.
Stall speed 38mph. Max. climb rate at sea level 800ft/min. Best
glide ratio with power off NA. Landing distance to clear 15m
obstacle on grass N/A. Service ceiling N/A. Range at average
cruising speed 100 miles. Noise level N/A.
the following test conditions
altitude 400ft. Ground temperature 16?C.
Ground Pressure 1025mb.
Ground windspeed ?2mph.
Test payload 390kg, 860lb.
The Light Aircraft
Little Snoring Airfield, Little Snoring,
Fakenham, Norfolk. NR21 0JL
Tel. 01328 822116
Mob. 07747 840007