Parts list

Component Weight (g) Price Vendor
OpenPilot CC3D Atom Flight Controller 20 (board w/o wires or case, 5) $75 GetFPV
Cobra 2204 2300 kV motors 25 $21 Rotorgeeks
Quattro 4-in-1 ESC 25A 113 (84 w/o metal case) $38 Amazon
6x4.5 props 5 $1.75 each Rotorgeeks
1200 mAh 3S Lipo battery 81 $11 Hobbyking
XT-60 battery connectors 4 (pair) $1.25/pair Hobbyking
Bullet connectors 3 (pair) $0.20/pair Hobbyking
Turnigy 9x Tx/Rx combo 20 (for Rx) $60 Hobbyking

Thrust measurements

Cobra 2204 2300kV motor, 6x4.5 prop, 3S battery, Quattro 4-in-1 ESC
Power level Thrust (g) Current (A) Power (W)
25% 135 2.00 21.2
50% 320 6.03 59.5
75% 620 14.9 141
100% 630 15.2 147
Cobra 2204 2300kV motor, 6x4.5 prop, 4S battery, Quattro 4-in-1 ESC
Power level Thrust (g) Current (A) Power (W)
25% 230 2.8 44
50% 620 10.8 162
75% 960 23.1 313
100% 950 23 300

Hover requirements

Battery Type Max Thrust (g) Power level for hover (%) Factor of Safety
3S 2520 50% 2.1
4S 3800 32% 3.2