TYPE. Single-seat light aircraft for touring, sport or aerobatics.
WINGS. Low-wing cantilever monoplane. Wings tapered in chord and thickness to rounded ends, attached at dihedral angle to center-section built into fuselage. Could be quickly detached and fastened alongside fuselage. Two spars. Diagonal plywood covering, except for fabric over trailing-edge. Unbalanced ailerons.
FUSELAGE. Wooden box construction. Plywood covering.
TAIL UNIT. Cantilever monoplane. Adjustable and removable tail-plane on top of fuselage in front of fin. Wooden construction. Fixed surfaces covered with plywood. Control surfaces horn-balanced and covered with fabric.
UNDERCARRIAGE. Divided. Each unit a tubular steel Vee attached to bottom longeron with axle hinged to center-line of fuselage underside. Springing by low pressure tires. Sprung and tracking tail-skid.
POWERPLANT. A 20 hp D.K.W. two-cylinder water-cooled two-stroke engine with 2.55 to 1 reduction gearing. Flexible mounting. Radiator immediately behind airscrew, shutters controllable from cockpit. Hand starting. 9.25 gal (35 l) aluminum fuel tank.
ACCOMMODATION. Open cockpit with single seat. Provision for parachute.
Span: 36 ft 1 in (11.00 m)
Length: 20 ft 4 in (6.20 m)
Height: 5 ft 9 in (1.75 m)
Wing area: 147.5 sq.ft (13.70 sq.m)
Empty weight: 485 lb (220 kg)
Loaded weight: 816 lb (370 kg)
Wing loading: 5.5 lb/sq.ft (27 kg/sq.m)
Power loading: 37.5 lb/hp (17 kg/hp)
Max speed: 78 mph (125 kmh)
Cruise speed: 68 mph (110 kmh)
Landing speed: 30 mph (48 kmh)
Climb: to 3,280 ft (1,000 m) 9 min
Service ceiling: 11,480 ft (3,500 m)
Range: 375 mls (600 km)
By April 1945 Erla's military production had reached 11,337 aircraft, including 24 Arado Ar 65s, 76 Arado Ar 68s, 80 Heinkel
He 51s, 106 Gotha Go 145s, and no less than 11,051 copies of various versions of the Messerschmitt Bf 109. Furthermore parts for many other types were built, including the Messerschmitt Bf 110, Focke-Wulf Ta 152, Heinkel He 162, Gotha Go 242 and other cargo gliders."