Get ready to embark on an exciting project that will have you building an impressive 10-inch long-range FPV drone, all for under $200. Guided by Hoarder Sam’s step-by-step tutorial, this adventure takes you through the entire process, from sourcing budget-friendly parts on AliExpress to completing assembly and test flights. You’ll discover how to maximize your value for money using a mix of brand-name and non-name parts, creating a custom drone that’s not only large but also efficient and powerful.
Whether you’re a seasoned drone hobbyist or a curious newcomer, this guide is tailored for those eager to dive into the world of DIY drones. Starting with assembling the large MarkV V2 frame and equipping your drone with high-performance yet affordable components, you’ll receive expert tips on soldering and configuring your setup in BetaFlight. By the end, you’ll be equipped with a long-range FPV drone ready for thrilling flights, capable of handling diverse environments and showcasing remarkable stability and power.
In this video, you’ll find a step-by-step tutorial on how to create your own impressive DIY 10-inch long-range FPV drone for under $200 using parts sourced from Aliexpress.
Product links:
Mark4 10inch frame: https://s.click.aliexpress.com/e/_DlQ…
Mark4 10inch frame: https://s.click.aliexpress.com/e/_DDF…
Mark4 Frame accessory kit https://s.click.aliexpress.com/e/_DDs…
4x 3115 900KV Motors: https://s.click.aliexpress.com/e/_DCZ…
4x 3115 900KV Motors: https://s.click.aliexpress.com/e/_DDa…
HQProp 10x5x3 Props: https://s.click.aliexpress.com/e/_DDa…
Speedybee F405 Stack w/ 55A ESC: https://s.click.aliexpress.com/e/_DFb…
Speedybee F405 Stack w/ 60A ESC: https://s.click.aliexpress.com/e/_Del…
JHEMCU ELRS Receiver: https://s.click.aliexpress.com/e/_Deo…
Speedybee ELRS Receiver: https://s.click.aliexpress.com/e/_DFs…
Happymodel ELRS Receiver: https://s.click.aliexpress.com/e/_DEy…
Rush Tank Solo VTX: https://s.click.aliexpress.com/e/_DFu…
Alternate Rush Tank Solo VTX: https://s.click.aliexpress.com/e/_DBH…
Rush SMA Antenna: https://s.click.aliexpress.com/e/_DkF…
RunCam Phoenix 2 SE Camera: https://s.click.aliexpress.com/e/_DEi…
Alternate Phoenix 2: https://s.click.aliexpress.com/e/_Dmy…
RadioMaster Pocket Radio: https://s.click.aliexpress.com/e/_Dm2…
Pinecil Soldering Iron: https://s.click.aliexpress.com/e/_DBJ…
TS100 Soldering Iron: https://s.click.aliexpress.com/e/_DBG…
Large soldering iron tip (choose C4): https://s.click.aliexpress.com/e/_DcH…
XT90 Antisparks: https://s.click.aliexpress.com/e/_DnO…
12AWG Wire: https://s.click.aliexpress.com/e/_Dls…
Hota D6 Charger: https://s.click.aliexpress.com/e/_DDX…
Eachine EV800D Goggles: https://s.click.aliexpress.com/e/_Dke…
Wiring diagram: https://i.ibb.co/tCWxbSF/wiringdiagra…
Choosing the Right Components
Overview of Component Quality and Selection Importance
When you’re diving into the exciting world of drone-building, choosing the right components is paramount. The drone you’re building is not just a regular device; it has to withstand varied environmental conditions, support complex maneuvers, and deliver high-performance outputs. Each component, from motors to propellers, frames to controllers, plays a crucial role in the overall functionality and performance of your drone. High-quality components ensure durability, better efficiency, and a seamless flying experience. Thus, investing time to select the appropriate parts is a critical step that influences the final outcome of your DIY drone project.
Pros and Cons of Combining Brand Name and Generic Parts
Combining brand name and generic parts can provide a balance between cost and performance. Brand name components often come with enhanced reliability due to stringent quality checks, ensuring they meet certain performance standards. They might also offer better technical support and warranty services. On the flip side, generic parts are budget-friendly and can significantly reduce the overall cost of your build, making the project accessible for hobbyists with financial constraints. However, generic parts may lack consistency and longevity compared to their branded counterparts. Finding the right combination helps ensure you don’t overspend without compromising significantly on stability and efficiency.
Parts List and Budget Planning
Detailed Breakdown of MarkV V2 Frame
The MarkV V2 frame is a robust and budget-friendly option for building your 10-inch FPV drone. Priced under $25 on platforms like AliExpress, this frame provides excellent value. It features pre-installed press nuts that ease the assembly process and are recessed flush into the carbon fiber for improved durability—a premium attribute often seen in more expensive frames. However, this frame doesn’t come with a GoPro mount, so capturing aerial footage directly from the drone may require some improvisation or additional purchases.
Exploring Motor Options: 3115 900 KV Motors
For this build, the 3115 900 KV motors are a solid choice. These motors offer a balance between power and efficiency, suitable for long-range flights. At around $50 for a set of four, they are economically viable while providing ample thrust for a 10-inch drone. These motors are available under various generic labels, but they all generally derive from the same manufacturing source, allowing you to choose based on price without sacrificing performance.
Selecting Appropriate HQ Propellers
To complement the motors, HQ propellers are recommended. A size of 10x5x3 is apt to match the lift and agility required for extended flights. HQ is a reliable brand name known for their durability and performance. While you can substitute with generic propellers to cut costs, investing about $7 for a set of four HQ propellers is advisable for achieving consistent flying experiences.
Understanding Speedy B Flight Controller and ESC Stack
The Speedy B Flight Controller and ESC stack form the brain and nervous system of your drone. For precision and reliability, opting for the Speedy B F45 V4 flight controller and a 55-amp ESC with a heatsink proves beneficial. Although you may start with unnamed alternatives, they often lack in delivering long-term performance. Choosing a name-brand model here ensures the stability required for steering your drone on long journeys.
Examining the Rush Solo Video Transmitter
The Rush Solo video transmitter pairs well with the FPV setup, ensuring stable video feeds during flights. Known for its aluminum build and affordability at around $30, the Rush Solo strikes a perfect balance between cost and performance. While cheaper alternatives exist, this model’s durability and consistent performance make it a preferred choice among enthusiasts.
Camera and Receiver Recommendations
For capturing clear images and video, the RunCam Phoenix 2 or Caddx Ratel 2 cameras are suitable options, both available for around $20. These cameras provide excellent low-light performance and sharp image quality, critical for FPV flying. In terms of the RC protocol, Express LRS 2.4 GHz is recommended for its long-range capabilities, paired with an affordable JC MCU receiver or a Speedy B model, each costing under $10.
Addressing the Lack of a GoPro Mount
One noted downside in this build is the absence of a GoPro mount on the MarkV V2 frame, which limits on-board recording options if a GoPro is your desired camera. While the frame supports other 3D printed accessories, you might have to get creative or purchase an additional mounting solution if capturing high-quality video is a priority.
Sourcing Parts from AliExpress
Strategies for Finding Quality Components
AliExpress is a treasure trove for budget-conscious hobbyists, but navigating it requires discernment. Search for parts with multiple reviews and ratings and prioritize sellers with positive feedback. Reading customer reviews for insights into the legitimacy and functionality of products can prevent potential disappointments.
Tips for Navigating AliExpress
While AliExpress boasts competitive prices, understanding its vast marketplace can be overwhelming. Utilize filters to refine searches based on categories, price range, and free shipping options. Bookmark items, compare prices from various sellers, and don’t hesitate to reach out to sellers with specific queries about their products.
Cost-Saving Recommendations
Being budget-efficient doesn’t mean you have to compromise on quality. Keep an eye out for flash sales and discounts, often available during major shopping events like Singles’ Day. Bulk purchases and choosing local warehouses can reduce overall shipping costs and delivery times, aiding in sticking to a tight budget.
Assembly Preparation
Importance of Pre-installing Parts for Dry Fitting
Before soldering commences, performing a dry fitting of all components can avert potential mishaps. This preparatory step allows you to ensure that all parts assemble correctly and helps identify potential routing issues with wires and connectors, promoting an organized build and minimizing errors.
The Utility of MR60 Connectors for Easy Swaps
Implementing MR60 connectors adds flexibility to your drone build. They simplify repairs and allow for swift component swaps without the need for additional soldering, pivotal when adjusting configurations or replacing faulty parts. Although adding connectors initially demands more effort, they prove invaluable for ongoing maintenance and upgrades.
Essential Tools and Techniques
List of Necessary Tools for Assembly
Having the right set of tools eases the assembly of your drone. Key tools include a soldering iron (preferably a Pinecil or TS100), a multimeter for testing connections, wire cutters, and screwdrivers for assembling the frame. Additionally, heat shrink tubes and a hot air gun are essential for securing connections against degrading factors.
Soldering Techniques for Big Connections
For secure connections, mastering soldering techniques is crucial. Use a soldering iron with variable temperature settings to adapt to both delicate and larger connections. Employ the right tip size—a narrow tip for smaller connections and a flat one for broader ones. Practice tinning wires and ensuring clean, shiny solder joints for the best electrical connectivity.
Step-by-Step Assembly
Soldering Instructions for the Battery
Begin by soldering the capacitor and battery wires to the ESC. Ensure connections are solid to sustain high power flows. Sit the capacitor so it sits away from other components to prevent contact and mitigate damage during operation. This step is crucial for stable power delivery and overcoming potential voltage spikes.
Connecting and Securing Motors
To secure the motors, utilize MR60 connectors. Measure wire lengths to ensure they aren’t too tight or excessively slack; precise lengths help maintain a tidy assembly. These connectors also facilitate easy motor replacements without the need to solder directly onto the ESC, simplifying any future repairs or upgrades.
Integrating Electronic Components
Assemble the flight controller stack by soldering the necessary wires and aligning it within the frame. Connect the motors to the ESCs using the MR60 connectors and ensure all other components like the VTX, camera, and receiver are properly integrated into the system. Neat wire management prevents interference and contributes to the drone’s aerodynamic profile.
Configuration in BetaFlight
Setting Board Orientation
Once assembly is complete, configure the board using BetaFlight. First, ensure the board orientation is accurate, as this determines correct flight responses. Adjust settings in the configuration tab to match your frame and component placement, crucial for optimal drone performance.
Configuring Motor Direction
After setting the board orientation, adjust motor direction. Each motor must spin in the designated direction to generate proper lift and maneuverability. Use BetaFlight’s motor tab to test and ensure each rotates correctly. If adjustments are needed, use the ESC configuration tool to swap motor wiring.
VTX Setup for Optimal Performance
Set up your video transmitter for optimal performance. Ensure channel and power settings are in compliance with local regulations and align with your receiver. Set frequency bands to prevent interference and maximize video clarity for your flying excursions.
OSD Setup
Essential Display Elements Like Battery Voltage
Configuring the On-Screen Display (OSD) helps monitor your drone in real-time. Include essential data such as battery voltage to keep track of power levels during flights, ensuring you return with adequate power reserves.
Configuring Flight Time Display
Incorporate flight time into your OSD setup to keep a check on durations. It assists in managing flights efficiently and planning for battery swaps during extended sessions. An organized OSD layout will provide all pertinent flight information at a glance.
Test Flight and Performance
Evaluating Efficiency and Power
Conduct initial test flights to assess your drone’s efficiency and power. Check for balanced lift, and observe how well it sustains itself in the air. Properly set motor and ESC calibration contribute to maximized efficiency and reduced power consumptions.
Analyzing Stability and Throttle Control
Evaluate the stability of your drone, adjusting the PID settings in BetaFlight if necessary. Proper throttle control ensures smooth ascents and descents, contributing to an overall enjoyable flying experience, which is key for long-range adventures.
Managing Flight Time for Long-range Flights
Attaining the desired long-range capabilities means effectively managing flight times. Monitor battery usage, adjust flight patterns to conserve power, and evaluate performance metrics to ensure your drone meets its intended long-distance travel objectives.
Conclusion
Summary of Building Process and Outcomes
Building a 10-inch FPV drone under $200 provides hobbyists with a rewarding project that delivers both learning and enjoyment. By selecting a combination of named and non-name components, you balance cost-effectiveness with functionality. The detailed assembly steps and BetaFlight configurations ensure your drone is ready for expansive journeys.
Final Thoughts on Budget Constraints and Performance
Budget constraints challenge creativity and resourcefulness, but they do not necessarily mean a compromise on performance when wisely navigated. This project underscores the importance of strategic component selection and careful assembly, proving that budget-friendly builds can still deliver outstanding performance worthy of larger, more costly counterparts. Whether for a beginner or seasoned builder, this guide supports constructing a reliable drone suited for thrilling long-range flights.