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For Aerial, Logistics & Surveillance

Quadcopter (UAV)

A semi-autonomous four-rotor UAV that flies waypoints, holds altitude, and returns home on its own.

UAVGPS WaypointsAutopilotAerial

Capability: Drone & UAV Development

Quadcopter UAV design process, sketch, CAD model, and final product

The Challenge

Aerial missions demand a drone that can fly a planned route reliably and recover itself safely if the link drops or the battery runs low, without a pilot manually holding it steady the entire flight.

From sketch to product

How we took Quadcopter (UAV) from concept to a working build.

Phase 1

Define the mission

We scope payload, range, and flight time for the task (surveillance, mapping, or delivery) to set the airframe and power budget.

Phase 2

Design the airframe

A 500 mm-class four-rotor airframe is designed around the flight controller, GPS, and sensor suite for stable, controllable flight.

Phase 3

Tune the autopilot

Accelerometer, gyro, compass, GPS, and barometer feed an autopilot tuned for auto-level, altitude hold, and precise waypoint tracking.

Phase 4

Validate flight modes

Auto take-off and landing, GPS waypoint missions, and return-to-home failsafe are validated so the aircraft flies and recovers itself reliably.

Key features

Auto-level

Release the stick and the drone returns to a stable, level hover on its own.

Altitude hold

The quadcopter automatically maintains a set altitude for steady flight.

GPS waypoint navigation

Fly preplanned routes autonomously with destinations configured into the ground control software.

Return to home

A failsafe returns the aircraft to a preset home point on lost link, low battery, or command.

Auto take-off & landing

Automated take-off and landing for repeatable, hands-off launch and recovery.

Full IMU & GPS suite

Accelerometer, gyro, compass, GPS, and barometer for accurate attitude and position.

Specifications

Dimensions
500 mm diagonal
Weight
800 g
Power
12 V
Material
ABS Plastic
Sensors
Accelerometer, Gyro, Compass, GPS, Barometer, Camera
Battery
30 min – 1 hour

Gallery

Hand sketch of the quadcopter X-frame and rotor layout
Sketch: quadcopter X-frame, four rotors, and front orientation.
CAD model of the 500 mm quadcopter airframe with dimensions
CAD: 500 mm airframe with motor mounts and sensor placement.
Final assembled quadcopter UAV
Product: the assembled, flight-ready quadcopter UAV.

Applications

  • Surveillance & monitoring
  • Aerial inspection & mapping
  • Shipping & delivery
  • Search support

The Outcome

A semi-autonomous UAV that flies a mission and brings itself home, a reliable aerial platform for surveillance, inspection, and shipping or delivery payloads.

More case studies

Start your build with Raonebytes

Tell us what you're building and we'll scope it with a fixed quote, usually within 24 hours. Every project under NDA.