Are you ready to embark on an exciting journey of building your own 7-inch long-range FPV drone? This guide is designed with you in mind, offering a step-by-step approach to assemble an impressive flying machine capable of capturing stabilized 4K footage and achieving extended flight times. You’ll explore detailed instructions on installing key components like the HGLRC Rekon7 Pro Long Range Frame, T-Motor Velox Cine F7 HD flight controller, and the DJI O3 air unit, ensuring your setup is both efficient and lightweight for those longer flights.
Throughout this comprehensive process, you’ll discover how to expertly manage power, secure reliable communication, and optimize flight performance using the T-Motor Velox V2808 motors and TBS Crossfire Diversity Nano Rx receiver. Additional guidance will help you tackle the essential pre-flight checks and software configurations in Betaflight, ensuring your drone is fully ready for its maiden voyage. With this guide, you’ll not only build but also understand the intricacies of your FPV drone, making each flight an exhilarating adventure.
4-Mile Mountain Flight: • Mt.Adams Long Range FPV – 3.8 Mile Fl…
A quick note about flight duration:
If you use a 5200mah Li-Ion battery pack with a discharge down to 3v per cell, you can expect around 23:30 in flight time. By using upgraded Li-Ions, you can fly safely down to 2.7v per cell, extending your flight beyond 25 minutes!
I’m thrilled to bring this setup to you. While I haven’t done much long-range flying before, I’m already sure this long-range build is going to become a favorite in my FPV activities.
Parts List:
Frame – HGLRC Rekon7 Pro Long Range 7” Frame
RDQ – https://bit.ly/3CcURNO
Amazon – https://amzn.to/3WQZVkg
Banggood – https://usa.banggood.com/custlink/GGG…
FC – T-Motor Velox Cine F7 HD
RDQ – https://bit.ly/3UKwjUL
Pyrodrone – https://bit.ly/3oMmLNh
ESC – T-Motor Velox V50A 32Bit 50A
RDQ – https://bit.ly/3GVpEBd
GetFPV – https://bit.ly/3MK4I2k
Amazon – https://amzn.to/3qr9TNh
Tmotor – https://bit.ly/3PcvV0B
VTX/Camera – DJI O3
RDQ – https://bit.ly/3CeMukJ
GetFPV – https://bit.ly/3oONtoA
Amazon – https://amzn.to/3J0cKTz
Motors – T-Motor Velox V2808 1500kv (4x)
GetFPV – https://bit.ly/45PUeY0
RDQ – https://bit.ly/45HqkoN
Tmotor – https://bit.ly/3N06tZu
Receiver – TBS Crossfire Diversity Nano Rx
GetFPV – https://bit.ly/43HL5yJ
Amazon – https://amzn.to/3qzzDqs
Extra Extended Immortal-T antennas (2x)
GetFPV – https://bit.ly/43GqB9y
Amazon – https://amzn.to/3oONSaA
HQ Prop 7×4.5×2 Bi-Blade Props (Don’t even bother with tri-blade. lol)
RDQ – https://bit.ly/45LehGX
GetFPV – https://bit.ly/3ClKR4P
GPS – HGLRC M80 Pro (25×25)
RDQ – https://bit.ly/3oMAEuS
GetFPV – https://bit.ly/42u1J3M
Amazon – https://amzn.to/3Nf8zpw
Beeper – VIFLY Finder V2
RDQ – https://bit.ly/3CbK4mG
GetFPV – https://bit.ly/3OVGC7m
Amazon – https://amzn.to/3WQP61w
Antennas – HGLRC LHCP Hammer Long Range Antennas
Amazon – https://amzn.to/3WPsq1C
Li-Ion Batteries –
Upgrade Energy Dark Lithium 5200mah 6s Li-Ion
Upgrade Energy Dark Lithium 5600mah 6s Li-Ion
Auline 6s 3000mah Li-Ion
Additional links:
Frame assembly instructions – https://bit.ly/3WZv3hE
Flywoo ND Filters – https://bit.ly/3P8ijn0
M3x12 Screws (For motors) – https://amzn.to/3NmjGNu
Copper Tape – https://amzn.to/42C8yjM
Cloth electric Tape – https://amzn.to/43yA8zX
Wire Protector Mesh – https://bit.ly/3p6fJmC
Support the channel by clicking these affiliate links when purchasing parts at these sites!
RDQ – https://www.racedayquads.com?aff=58
GetFPV – https://bit.ly/3RroJf8 (5% off Coupon – 0KC6D3YB02RN)
Banggood – https://www.banggood.com/custlink/v3G…
BetaFPV – http://bit.ly/3E07NbW
GEPRC – https://geprc.com/?ref=iJ5Pz1Je
Insta360 – https://www.insta360.com/sal/one_rs?i…
Just getting into FPV?
This kit includes everything you need to get started!
Frames
5”: RDQ Sourceone V3: https://bit.ly/3vCnPDC
5”: iFlight XL5: https://bit.ly/3wfgwTr
3”: Shendrone Squirt V2: https://bit.ly/3bu3zNQ
2.5”: Betafpv Pavo25: https://bit.ly/3Nhmet7
Flight Controllers
Mamba F7 MK4 Stack: https://bit.ly/3zUDPU9
Speedybee F405 V3 Stack – https://bit.ly/3L4SpMJ
26×26 (Whoop) iFlight Beast AIO: https://bit.ly/3oQ8KdR
Motors
Xilo Stealth Motors – https://bit.ly/3x7se2o
Emax ECO II Motors: https://bit.ly/34QovLv
HGLRC 3600kv Motors: https://bit.ly/3SnakRY
Digital DJI System
DJI FPV Goggles V2: https://bit.ly/3qfTEzr
Caddx Polar Vista: https://bit.ly/3tsqTSp
Runcam Link Pheonix: https://bit.ly/3eBGGJp
TX/RX
TBS Ethix Mambo: https://bit.ly/3L2kXGx
TBS Crossfire: https://bit.ly/3qnUKbZ
Batteries:
6s Tattu 1050: https://bit.ly/3ztaJJZ
6s GNB 1100: https://www.banggood.com/custlink/G33…
4s CNHL 650: https://bit.ly/3zUOFti
4s BetaFPV 750: https://bit.ly/3Sq8MXq
Recommended Budget Gear:
Controller – https://www.banggood.com/custlink/vKD…
Goggles – https://www.banggood.com/custlink/GKK…
Other Equipment:
Torvol Backpack: https://bit.ly/3zU9G7j
Electric Multi-tool: https://www.banggood.com/custlink/GDK…
Naked GoPro Hero 8 Case \u0026 BEC: https://bit.ly/3yuWjI5
DJI Air 2 S: https://bit.ly/3QERAfJ
GoPro Hero 9: https://amzn.to/349z9Ju
GoPro Hero 10: https://amzn.to/3ILPAyC
Sony A7iii: https://amzn.to/3QvV82L
DISCLAIMER: This video and description contain affiliate links, meaning that if you click on one of the product links, I will receive a small commission. This helps support this channel and allows me to continue making videos like this. Thank you for your support!
Choosing the Frame
Introduction to the HGLRC Rekon7 Pro Frame
Welcome to the exciting journey of building your very own 7″ long-range FPV drone. The foundation of this endeavor is the HGLRC Rekon7 Pro Frame, a robust and versatile frame designed specifically for long-range flights. Its solid construction and thoughtful design make it an ideal choice for enthusiasts looking to explore the skies. With pre-installed TPU parts for antennas, GPS, and camera mounting, this frame ensures easy integration of all necessary components, making your build process smoother and more enjoyable.
The Benefits of a 7” Frame for Long-Range Flying
Opting for a 7″ frame brings several advantages for long-range flying. The larger propeller size allows for increased efficiency and extended flight times. This means you can cover more ground and capture stunning aerial footage without worrying about rapid battery depletion. Additionally, the larger frame can accommodate bigger batteries and more powerful motors, further enhancing the drone’s performance on longer flights.
Integration with Other Components
One of the key strengths of the HGLRC Rekon7 Pro Frame is its ability to seamlessly integrate with other critical components. This frame has been engineered to support advanced electronics and systems, such as the DJI O3 Air Unit and the T-Motor flight controller and ESC combination, ensuring a harmonious balance between power, control, and connectivity.
Selecting Flight Controllers and ESCs
Overview of T-Motor Velox Cine F7 HD Flight Controller
The brain of your FPV drone, the T-Motor Velox Cine F7 HD flight controller, is designed to manage all the complexities of modern flight. With features like dual BECs and a built-in barometer, this flight controller ensures stable and reliable performance, crucial for long-range flights. Its compatibility with the DJI O3 Air Unit simplifies assembly by eliminating extensive soldering, offering ready-to-connect functionality.
The Role of Velox V50A 32Bit ESC in Power Management
The T-Motor Velox V50A 32Bit ESC plays a pivotal role in power management, safeguarding your system against power surges while efficiently distributing power to the motors. This ESC supports 6S batteries, providing the thrust needed for extended airborne sessions. As you connect it to the flight controller, you ensure the heart and muscles of your drone work in perfect unison.
Installation Tips and Placement
Proper installation and placement of your flight controller and ESC are vital for optimal performance. Secure the components securely onto the frame using soft mounts to minimize vibrations. Ensure that all connections are tight, neat, and well-organized to prevent any potential interference during flight. Utilizing braided mesh can help keep wires tidy, and a small application of heat with a lighter can prevent the mesh from unraveling.
FPV System Setup
Introduction to the DJI O3 Air Unit
The DJI O3 Air Unit is your window to the sky, providing crystal-clear FPV video and high-definition footage without the need for an additional GoPro. Its lightweight design helps reduce overall drone weight, fostering longer flight times. Installing the O3 Air Unit involves simply attaching it to the frame and connecting it to the T-Motor flight controller.
Advantages of Using the O3 Air Unit over Traditional GoPro
Replacing your GoPro with the DJI O3 Air Unit has several benefits. First, it lightens your drone, as there is no extra camera to add weight. Second, it provides seamless integration with the rest of your drone’s electronics, reducing the need for separate recording setups. Lastly, the O3 Air Unit delivers both FPS and HD footage simultaneously, ensuring you capture stunning visuals every time.
Antenna Replacement and Camera Mounting
For enhanced performance, consider upgrading the stock antenna of the DJI O3 Air Unit to something with better range, like the HGLRC Hammer Long Range Antennas. Mounting these antennas on the frame involves using the provided TPU parts, ensuring a snug and secure fit. The camera of the O3 Air Unit should also be mounted securely, with attention to alignment for optimal aerial perspectives.
Choosing and Installing Motors
Why T-Motor Velox V2808 1500kv Motors?
Selecting the right motors is crucial for achieving the desired performance. The T-Motor Velox V2808 1500kv motors are an excellent choice for long-range flying due to their robust build and efficient power consumption. They provide the necessary thrust to carry the drone over long distances while maintaining stability and control.
Mounting Instructions and Wiring Organization
When it comes to mounting the motors, ensure they are securely fastened to the frame’s arms. Use lock nuts and thread lock to prevent them from loosening during flight. Proper wiring organization is essential, so route the motor wires carefully to avoid tangling. Use zip ties or braided mesh to keep them neat and out of the way of moving parts.
Motor Mapping and ESC Orientation
Correct motor mapping and ESC orientation are vital for proper functionality. After installing the motors, verify their spin direction and adjust accordingly in Betaflight. Ensure the ESC orientation in the software matches the actual placement on the drone, as this influences the correct mapping of controls.
Communication Systems
Using TBS Crossfire Diversity Nano Rx Receiver
For reliable communication over long distances, the TBS Crossfire Diversity Nano Rx Receiver is a top choice. Known for its excellent range and robust signal, it ensures you maintain control of your drone even on the most adventurous flights. Setting it up involves connecting it to the flight controller and ensuring proper signal antenna placement.
Advantages of Extended Immortal-T Antennas
Extended Immortal-T Antennas, when paired with the TBS Crossfire Receiver, enhance signal reception and transmission over vast distances. Their design helps reduce the likelihood of signal dropouts, making them invaluable for long-range flights where maintaining connection is essential.
Configuration for Long-Range Reliability
Configuring your communication system for long-range reliability involves ensuring that all connections are secure and properly insulated. In Betaflight, set your fail-safes to trigger GPS rescue modes, ensuring your drone can automatically return if signal is lost. Regularly check and update your receiver firmware to benefit from the latest performance enhancements.
Prop Selection for Long-Range Efficiency
Choosing HQ Prop 7×4.5×2 Bi-Blade Props
For optimal efficiency on long-range flights, HQ Prop 7×4.5×2 Bi-Blade Props are a perfect fit. These props offer excellent thrust and efficiency, balancing performance and battery life. The design reduces drag, allowing for smooth and stable flight characteristics.
Comparing Bi-Blade and Tri-Blade Props
While you may be tempted by tri-blade props, bi-blade props often surpass them in long-range scenarios. Bi-blade props offer less air resistance, which translates to increased flight time and better handling in windy conditions. Tri-blades are typically better suited for more aggressive, short-range flights due to their enhanced maneuverability.
Impact on Flight Time and Performance
The right propeller choice can significantly impact your flight time and overall performance. Choosing bi-blade props will often yield longer flight sessions, allowing more exploration and footage capture. Testing different prop types is critical to tailoring your setup to your specific flying style and goals.
Adding GPS and Tracking Systems
Installing HGLRC M80 Pro GPS
Adding a GPS unit like the HGLRC M80 Pro enhances navigational capabilities and safety features of your drone, such as the return-to-home function. Install the GPS securely using the dedicated TPU mount on the frame, ensuring the unit has a clear view of the sky for optimal satellite connectivity.
Using Copper Tape for Faster GPS Lock
An insider tip for quicker GPS lock is to wrap the GPS module in copper tape, leaving the antenna unshielded. This can help reduce interference and improve satellite acquisition speed, especially beneficial when you’re eager to get your drone airborne promptly.
Configuring GPS Rescue Settings
In Betaflight, enable GPS rescue mode to leverage the full potential of your GPS system. Configure the rescue settings to have the drone automatically return to home if connection is lost. Setting up a dedicated switch on your transmitter for GPS rescue can add an extra layer of assurance during your flights.
Battery Selection and Power Management
Overview of Upgrade Energy Dark Lithium 5200mah 6s Li-Ion Battery
Powering your flight is the Upgrade Energy Dark Lithium 5200mah 6S Li-Ion battery, a powerhouse designed for long-range endeavors. This battery provides a substantial energy reserve, crucial for extended flight times.
Pros and Cons of 5200mah vs. 3000mah
When comparing battery capacities, the 5200mah offers longer flights at the cost of added weight. Meanwhile, the 3000mah option could be ideal for shorter flights or if you want a lighter drone for better agility. Choosing between them depends on your specific flight objectives.
Battery Strap Installation and Integration
Secure your battery using strong, durable straps to prevent any movement during flight. Position the battery centrally to maintain a balanced center of gravity, ensuring flight stability. Make sure that the battery connectors are easily accessible but not prone to accidental detachment.
Assembly and Soldering Instructions
Mounting Motors and Organizing Wires
Start your assembly by securely mounting the motors onto the frame. Use appropriate fasteners and apply thread lock for extra security. As you connect the motors to the ESCs, keep wiring organized using braided mesh covers, ensuring minimal drag and interference during flight.
Steps for Tinning and Soldering Motor Wires
For strong electrical connections, tin both the wires and pads before soldering. Apply heat evenly for a clean solder joint. Remember, a good connection is shiny and smooth, not dull or blobby. Practice makes perfect, so take your time to ensure quality joints.
Capacitor Installation for Power Smoothing
To stabilize power supply and reduce electrical noise, install a capacitor across the ESC’s power input. This will help smooth out any voltage spikes, contributing to better system reliability and smoother flight performance.
Conclusion
Recap of Key Building Steps and Tips
Congratulations on assembling your custom 7″ FPV drone! From choosing the HGLRC Rekon7 Pro Frame and integrating advanced components like the O3 Air Unit and Velox F7 Flight Controller, to setting up a trustworthy TBS Crossfire communication system and choosing the right props, each decision contributes to a high-performance flying machine.
Encouragement for Self-Assembly
Building your own drone is a rewarding experience that enhances your understanding of flight systems and electronics. Take pride in your work and continue to learn and experiment with different components and configurations.
Invitation to Support and Engage with the Community
Remember, the FPV community is full of enthusiasts eager to share their experiences and insights. Join forums, participate in discussions, and contribute to the collective knowledge. Your journey in the world of FPV just began, and there are endless possibilities to explore and share with others.