TECHNICAL SPECIFICATIONS
AIRFRAME weight: 2950gr (with blades, no battery, no electronics)
Main blade length: 690mm to 760mm
Tail blade length: 105 to 115 mm
Main rotor diameter: 1670 mm (with 747 mm blades included)
Tail rotor diameter: 284 mm (with 105 mm tail blades included)
Cyclic Servos: standard size 40mm
Tail Servo: standard size 40mm.
Main Rotor ratio: 11.8 to 8.4 (21T included: 10.1:1)
Tail Rotor ratio: 5.0-4.8:1 (26T included: 4.9:1)
Typical motor: 4525 series
Typical speed controller: 12S, 160-200 A
Battery size: 12S 4500-5500 mAh.
Helicopter Main Data
Configuration 750
Available P/N SG747
Main rotor diameter 1670mm
Main blade length 747mm
Tail rotor diameter 284mm
Tail blade length 105mm
Main shaft diameter 12mm
Tail shaft diameter 6mm
Weight 2950gr (with blades, nobattery, no electronic)
Helicopters Secondary Data
Cyclic Servos Standard size 40mm
Tail Servo Standard size 40mm
Typical speed controller 130A
Maximum motor size 62 mm diameter x 70 mm height
Motor KV 500-560KV
Battery compartment 56mmx70mmx320mm
Battery capacity 12S 4200/5500 mAh
Available ratios From 8.4 to 11.8