How to Build Ultimate Budget FPV Drone Build 2021 // Beginner Guide

Introduction

This tutorial provides a step-by-step guide on how to build a budget FPV (First Person View) drone, perfect for beginners looking to enter the world of drone racing or aerial photography. Following these instructions will help you assemble a functional drone while keeping costs manageable.

Step 1: Gather Your Materials

Before starting your build, collect all the necessary components and tools. Here’s what you’ll need:

• Frame: iFlight Frame (link: iFlight Frame)
• Flight Controller (FC): Recommended FC (link: FC)
• Electronic Speed Controller (ESC): Choose a budget option (link: Budget ESC)
• Motors: Select budget motors (link: Budget Motors)
• FPV Camera: Use a budget FPV camera (link: Budget FPV Camera)
• Video Transmitter (VTX): Budget VTX (link: Budget VTX)
• Antennas: Purchase antennas (link: Antennas)
• Battery: Ensure you have a compatible battery for your setup.
• Tools:
  • Hex Drivers (link: Hex Drivers)
  • Soldering Iron (link: Solder Iron Recommended)
  • Hemostat (link: Hemostat)
  • Silicon Pad (link: Silicon Pad)

Step 2: Assemble the Frame

1. Lay out the Frame: Position all frame components on a flat surface.
2. Attach Arms: Secure the arms of the frame using screws and hex drivers.
3. Install Standoffs: Use nylon standoffs to secure the flight controller above the frame.

Step 3: Install the Flight Controller and ESC

1. Mount the Flight Controller: Place the flight controller on the standoffs and secure it with screws.

2. Connect ESC:

   • Solder the ESC to the flight controller.
   • Ensure correct wiring to avoid any shorts.

   Example code snippet for wiring:

   ESC Signal Wire -> FC Signal Pin
   ESC Ground Wire -> FC Ground Pin
   ESC Power Wire -> FC Power Pin
   

Step 4: Attach the Motors

1. Mount Motors: Secure the motors to the arms of the frame.
2. Solder Motor Wires: Connect the motor wires to the ESCs, ensuring proper alignment.
3. Check Rotation: Verify motor direction using a flight controller configuration tool.

Step 5: Install the FPV Camera and VTX

1. Mount the FPV Camera: Secure the FPV camera to the designated spot on the frame.
2. Connect VTX:
   • Solder the VTX to the camera.
   • Connect the VTX to the flight controller for video transmission.

Step 6: Wiring and Power Connections

1. Connect Battery Leads:
   • Connect the battery leads to the ESC.
   • Ensure proper polarity to prevent damage.
2. Check All Connections: Double-check all solder points and connections for stability.

Step 7: Final Assembly and Configuration

1. Secure Everything: Tighten all screws and ensure all components are firmly in place.
2. Configure the Flight Controller: Use software to calibrate the flight controller settings. This may include:
   • Setting up the receiver
   • Configuring flight modes
   • Adjusting PID settings

Conclusion

You have successfully built your budget FPV drone! Remember to conduct a thorough check before your first flight, ensuring all components are securely connected and configured. Test your drone in a safe location to fine-tune the settings and enjoy the thrilling experience of flying your own FPV drone. For further assistance, consider reaching out to FPV communities or forums. Happy flying!