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1

Sunday, January 14th 2018, 2:04pm

Helicopters

List of Helicopter's in service

2

Sunday, January 14th 2018, 2:10pm

Roth RX-1 helicopter

Crew: 1
Length: 27 ft.
Height: 8.5 ft.
Weight: 1,120 lb. empty, 1,625 lb. gross
Powerplant: 1x Roth RV1 piston 165 hp.
Max speed 75 mph
Rotor diameter: 33 ft.
First flight:1942
Design features: Two wooden rotor blades, tricycle landing gear, welded tube frame, teetering rotorhead with stabilizer bar, can carry up to 500 lb's

Roth R-1 helicopter

Crew: 1
Length: 27 ft.
Height: 8.5 ft.
Weight: 1,150 lb. empty, 1,650 lb. gross
Powerplant: 1x Roth RV1 piston 165 hp.
Max speed 75 mph
Rotor diameter: 33 ft.
First flight:1943
Design features: Two wooden rotor blades, tricycle landing gear, welded tube frame with outer skin and canopy, teetering rotorhead with stabilizer bar, can carry up to 450 lb's


Roth R-2 (Licence built Societe Francaise Du Gyroplane SH.20 Cigale)


Image by Bruce, design by Brock.

Although the Roth-Dorand GII.A had decent performance for a helicopter of its generation, and delivered acceptable service, the type was never fully satisfactory, particularly in its maintenance and accident history. SFG, in collaboration with their Atlantean and Russian counterparts, worked to develop a new type with more utility and safety.

General characteristics:
Crew: 1 (pilot)
Passengers: 1-3 passengers (version dependent)
Length: 13.1 m (43 ft)
Rotor Diameter: 15 m (49 ft 2.5 in)
Height: 3.9 m (12 ft 11 in)
Loaded weight: 2,270 kg (5,004 lb)
Powerplant: Gnome-Rhône 9M (600 hp / 447 kW) radial engine

Performance:
Maximum speed: 94.5 knots (108 mph, 175 km/h)
Max Range: 475 km (295 miles)
Rate of climb: 5.3 m/s (1,043 ft/min)
Service ceiling: 3,500m (SH.20); 3,900 (SH.22)

Armament / Capacity:
- 2 × depth charges or 4 × 25kg bombs
or
- 2 panniers for mail, cargo, or casualty evacuation (1 person / 125kg each)

Variants:
- SH.20: Initial 2-seat prototype, unarmed (1941)
- SH.20M: 2-seat armed variant for Marine Nationale (1942)
- SH.21: 3-seat variant for Army utility and light reconnaissance (1942)
- SH.22: 4-seat variant for Army utility (1943)
- SH.22M: 4-seat variant for Navy utility (1943)
- SH.23-25: Reserved for possible export variants
- SH.26: 3-seat civilian helicopter (1944) based on SH.21
- SH.29: Turboshaft engine testbed (1946)


Roth R-3 helicopter

Crew: 1
Capacity: 2 passengers or 460 lb's of cargo
Length: 40 ft.
Height: 10 ft. 10 in.
Empty weight: 3,740 lb.
Gross weight: 4,710 lb.
Powerplant: 1x Roth RV-8 piston 585 hp.
Max speed 110 mph
Rotor diameter: 47 ft.
First flight:1947
Design features: three rotor blades, tricycle landing gear, fully enclosed cockpit/fuselage

3

Sunday, January 14th 2018, 2:15pm

Dorand/Roth/Fanaero GIIA / Fanaero HF
Statistics
- Crew: 2
- Length: 11.5 m
- Rotor Diameter: 16 m
- Height: 3.5 m
- Empty weight: 1450 kg
- Loaded weight: 3000 kg
- Powerplant: 2x Austral Palomo or Roth 668R-1200 (300hp)
- Armament: 2x 250kg depth charges or bombs

Performance
- Maximum speed: 155 mph (250 kph) / 135 knots
- Max Range: 497 miles @ 100 mph/87 knots (800km @ 165 kph)
- Service ceiling: 5000m
- Rate of climb: Unknown

Notes
French-Atlantean designed helicopter; licensed for production by Roth and Fanaero. Based on the historical Dorand GII; production GII+ has better rotor spacing than the GII prototype, with more powerful engines and a resulting increase in light tonnage. The derivative Fanaero FH is the first helicopter commercially-produced in South America.

4

Sunday, January 14th 2018, 2:50pm

Ripon/Bloch RB.H100
Crew: 2
Length: 29 ft
Height: 8.65 ft
Empty weight: 1,951 lb. (885 kg)
Gross weight: 2,546 lb. (1,155 kg)
Powerplant: 1x Ripon/Bloch RB-601 piston 180 hp.
Cruise speed 124 mph; 108 kn. (200 km/h)
Rotor diameter: 32 ft.
First flight:1945
Design features: single four-bladed main rotor two-bladed anti-torque tail rotor, fixed tricycle landing gear, fully enclosed cockpit, fully skinned fuselage

5

Sunday, January 14th 2018, 3:17pm

Spartan/Sikorsky SS-51 Dragonfly
Crew: 2
Length: 57 ft. 1 in.
Height: 13 ft.
Empty weight: 3,780 lb.
Gross weight: 4,825 lb.
Powerplant: 1x Spartan piston 450 hp
Max speed 106 mph; 92 kn. (171 km/h)
Rotor diameter: 48 ft.
First flight: 1943
Design features: License built Sikorsky H-5, search and rescue version has longer nose below windows and 2 panniers (cargo pods) on either side of fuselage