F450 Quadcopter Drone (KK Flight Controller + FS-i6 RC System)

by cakee in Circuits > Robots

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F450 Quadcopter Drone (KK Flight Controller + FS-i6 RC System)

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A quadcopter drone built using the F450 frame, KK flight controller, brushless motors, ESCs, and an FS-i6 transmitter-receiver system. The drone is manually controlled for stable flight using a 2.4GHz radio control link.

Supplies

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  1. F450 Quadcopter Frame
  2. KK2.1.5 Flight Controller
  3. FlySky FS-i6 Transmitter & Receiver
  4. 4 × EMAX MT2213 935KV Brushless DC Motors
  5. 4 × BLHeli 30A ESCs
  6. Propellers 1045 (CW & CCW)
  7. 3S 2200mAh 35C LiPo Battery (11.1V)
  8. Power Distribution Board (PDB)
  9. Battery Charger
  10. Mounting hardware / Zip ties

Hardware Setup

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Assemble the F450 frame and mount all components securely while maintaining proper weight balance.

Motor and ESC Setup

Each motor is connected to an ESC:

  1. Motor 1 → ESC 1
  2. Motor 2 → ESC 2
  3. Motor 3 → ESC 3
  4. Motor 4 → ESC 4

ESC signal wires are connected to the KK flight controller motor outputs:

  1. M1 → ESC 1 signal
  2. M2 → ESC 2 signal
  3. M3 → ESC 3 signal
  4. M4 → ESC 4 signal


Receiver (FS-i6) to Flight Controller

The receiver is connected to the KK flight controller as follows:

  1. Throttle → Channel 1
  2. Aileron (Roll) → Channel 2
  3. Elevator (Pitch) → Channel 3
  4. Rudder (Yaw) → Channel 4


Power Distribution

  1. 3S LiPo Battery (2200mAh 35C) → Power Distribution Board
  2. PDB → ESCs (power input)
  3. PDB → KK Flight Controller (power input)


Setup & Calibration

Before flying, proper configuration is required:

  1. Configure KK board for F450 X-frame layout
  2. Calibrate FS-i6 transmitter endpoints
  3. Ensure correct motor rotation direction
  4. Verify propeller placement:
  5. CW and CCW propellers in correct positions
  6. Perform gyro calibration on KK flight controller
  7. Check throttle response before arming

Working

The FS-i6 transmitter sends control signals to the receiver, which forwards them to the KK flight controller.

The flight controller processes inputs (throttle, roll, pitch, yaw) and adjusts motor speeds in real time to maintain stability and enable controlled flight.

This setup allows full manual control of the quadcopter for basic aerial operations and testing.