Credit
FlugKerl2 · CC BY-SA 3.0 · Resized · CC BY-SA 3.0 · Source ↗ · Modified
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At a glance
Measured figures
Alto TG European ultralight · Length
Single source6.15 m (20 ft 2 in)[source]
Configuration
| Specification | Direct Fly Alto | Douglas C-47 Skytrain |
|---|---|---|
| Type | Light sport aircraft[source] | Military transport aircraft[source] |
| National origin | Czech Republic[source] | United States[source] |
| Manufacturer | Direct Fly s.r.o.[source] | Douglas Aircraft Company[source] |
| Status | In production[source] | In service |
C-47B-DK · Length
63 ft 9 in (19.43 m)[source]
Cruise; Alto TG European ultralight · Cruise speed
Single sourceMaximum; Alto TG European ultralight · Maximum speed
Single source245 km/h (152 mph, 132 kn)[source]
210 km/h (130 mph, 110 kn)[source]
Cruise; C-47B-DK · Cruise speed
Single sourceMaximum; C-47B-DK · at 10,000 ft (3,000 m)
Single sourceAlto TG European ultralight · 1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke aircraft engine
Single source1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke aircraft engine , 75 kW (101 hp)[source]
C-47B-DK · 2 × Pratt & Whitney R-1830-90C Twin Wasp 14-cylinder air-cooled radial piston engines takeoff rating
Single sourceC-47B-DK · normal rating at 14,500 ft (4,400 m)
Single source2 × Pratt & Whitney R-1830-90C Twin Wasp 14-cylinder air-cooled radial piston engines 1,200 hp (890 kW) takeoff rating 1,000 hp (750 kW) normal rating at 14,500 ft (4,400 m)[source]
Alto TG European ultralight · 1,080 ft/min
Single source5.5 m/s (1,080 ft/min)[source]
C-47B-DK · Service ceiling
Single source26,400 ft (8,000 m)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Primary user | Ukrainian Air Force[source] | — |
|---|
| Number built | 41 (2015)[source] | 10,174[source] |
|---|
| Introduction date | 2008[source] | — |
|---|
| Capacity | one passenger[source] | 28 troops or 6,000 lb (2,700 kg) of cargo[source] |
|---|
| Fuel capacity | 118 litres (26 imp gal; 31 US gal)[source] | — |
|---|
| Stall speed | 65 km/h (40 mph, 35 kn)[source] | — |
|---|
| Never exceed speed | 270 km/h (170 mph, 150 kn)[source] | — |
|---|
| g limits | +4/-2[source] | — |
|---|
| Wing loading | 46.6 kg/m 2 (9.5 lb/sq ft)[source] | 26.3 lb/sq ft (128 kg/m 2 )[source] |
|---|
| Primary users | — | United States Army Air Forces Royal Air Force United States Navy Royal Canadian Air Force See operators[source] |
|---|
| First flight | — | 23 December 1941 ( 1941-12-23 )[source] |
|---|
| Developed from | — | Douglas DC-3[source] |
|---|
| Variants | — | Douglas XCG-17 Douglas AC-47 Spooky Douglas R4D-8[source] |
|---|
| Airfoil | — | root: NACA 2215 ; tip: NACA 2206[source] |
|---|
| Propellers | — | 3-bladed constant-speed propellers[source] |
|---|
| Time to altitude | — | 10,000 ft (3,000 m) in 9 minutes 30 seconds[source] |
|---|
| Power/mass | — | 0.0926 hp/lb (0.1522 kW/kg)[source] |
|---|
| Reported operators | — |
|
|---|
Maximum take-off; C-47B-DK · Max takeoff weight
Single source