Credit
Original uploader was User:Ahunt at en:wikipedia · Public domain · Resized · Public domain · Source ↗ · Modified
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At a glance
Measured figures
F28F · Length
Single source29 ft 3 in (8.92 m)[source]
Schweizer 300C · Length
Single sourceConfiguration
| Specification | Enstrom F-28 | Schweizer S300 |
|---|---|---|
| Type | Light helicopter[source] | Light utility and trainer helicopter[source] |
| Manufacturer | Enstrom Helicopter Corporation[source] | Hughes Helicopters Schweizer Aircraft Corporation Sikorsky Aircraft Schweizer RSG[source] |
| Manufactured | 1965-present[source] | 1964–1983 (Hughes)[source] |
| Introduction date | 1965[source] | 1964 |
30 ft 10 in (9.40 m)[source]
Cruise; F28F · econ cruise
Single sourceMaximum; F28F · Maximum speed
Single source97 kn (112 mph, 180 km/h)[source]
89 kn (102 mph, 165 km/h) (econ cruise)[source]
Cruise; Schweizer 300C · for maximum range, at 4,000 ft (1,200 m)
Single sourceMaximum; Schweizer 300C · Maximum speed
Single sourceF28F · 1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine
Single source1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine, 225 hp (168 kW)[source]
Schweizer 300C · 1 × Textron Lycoming HIO-360-D1A 4-cylinder air-cooled horizontally opposed piston engine derated from
Single sourceSchweizer 300C · Powerplant
Single source1 × Textron Lycoming HIO-360-D1A 4-cylinder air-cooled horizontally opposed piston engine, 190 hp (140 kW) (derated from 225 hp (168 kW))[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Variants | Enstrom TH180 Spitfire Mark I[source] | — |
|---|
| Developed into | Enstrom 480[source] | Schweizer 330/333 Sikorsky Firefly[source] |
|---|
| Capacity | two passengers[source] | 2 passengers / 900 lb (410 kg) payload on external sling[source] |
|---|
| Main rotor area | 804 sq ft (74.7 m 2 ) NACA 0013.5[source] | 565.5 sq ft (52.54 m 2 )[source] |
|---|
| Country of origin | Vereinigte Staaten[source]Country of design · Entwurfsland | Vereinigte Staaten[source]Country of design · Entwurfsland |
|---|
| Status | — | In production[source] |
|---|
| Number built | — | 2,800 (Hughes)[source] |
|---|
| First flight | — | 2 October 1956 (Hughes 269)[source] |
|---|
| Developed from | — | Hughes TH-55 Osage[source] |
|---|
| Blade section | — | - NACA 0015[source] |
|---|
| Never exceed speed | — | 91 kn (105 mph, 169 km/h)[source] |
|---|