Stierlin R.: RS-65

General data

Producer info

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Names and dates
Market original model designation
RS-65
Market model designation (english translation or spelling)
RS-65
Also known as
Merlin 65
Also known as (english translation or spelling)
Merlin 65
Project start date
1954-11
First flight date and time
1956
Country of manufacture
Switzerland
People involved
Robert StierlinConstructor, Test pilot
Jean HaueterDesign engineer
Roger LeutwylerDesign engineer
Roland SimondDesign engineer
Roger MercierNo translation available for: func_fitter
Config info
Rotorcraft typeHelicopter
Config
Single rotor
Way of counteracting main rotor torque
Tail rotor
Weights
Maximum Takeoff Weight (MTOW)
340
kg
(...)
325
kg
Manufacturers empty weight (MEW)
257
kg
(...)
265
kg
Cabin and cockpit
Maximum number of people onboard
1
External dimensions
Length
9
m
Height
2.10
m
Landing gear type
Skids
Main rotor
Main rotor type
Semi-rigit
Main rotor diameter
7.35
m
Main rotor direction of rotation
Counterclockwise
Main rotor angular speed
400
rpm
Number of blades
2
Main rotor blade airfoil
NACA 8H12
Tail rotor
Tail rotor type
Classic tail rotor
Drive type
Drive shaft
Tail rotor diameter
1.50
m
Tail rotor direction of rotation
Clockwise
Tail rotor angular speed
1800
rpm
Tail rotor arm
4.50
m
Tail rotor blade airfoil
NACA 23012
Powerplant
Engine model
Continental A65-8
(...)
Continental
Engine model (english translation or spelling)
Continental A65-8
(...)
Continental
Engine dry weight
80
kg
Number of engines
1
Total maximum power
65
HP
Angular speed at max power
2200
rpm
Fuel system
Average fuel consumption [volumetric]
20
l/h
Performance
Maximum horizontal flight speed (Vh)
140
km/h
(...)
130
km/h
Cruise speed (Vc)
120
km/h
Maximum service ceiling
3800
m
Hover ceiling IGE
2000
m
Hover ceiling OGE
1000
m
Maximum flight endurance
1.50
h
0.0966