description TBS Source One Overview
The TBS Source One is the most popular open-source frame in the FPV community. It is designed to be affordable, durable, and easy to build. Because it is an open-source project, there are countless 3D-printed parts and modifications available for it. It is the perfect choice for pilots who want to learn how to build their own drone from scratch without spending a fortune.
It is not the lightest or fastest frame, but its reliability and low cost make it a staple at every local racing event.
info TBS Source One Specifications
| Wheelbase | 220mm |
| Frame Size | 5-inch quadcopter |
| Arm Material | 3mm carbon fiber |
| Camera Mount | 28.5mm standard FPV camera |
| Frame Weight | 85-95g (frame only) |
| Propeller Size | 5-inch (2-blade standard) |
| Stack Mounting | 30.5x30.5mm M3 holes |
| Plate Thickness | 2mm top and bottom plates |
| Motor Mount Pattern | 16x16mm and 19x19mm compatible |
| Battery Compatibility | 4S and 6S LiPo |
balance TBS Source One Pros & Cons
- Open-source design with extensive community-driven modifications and 3D-printed parts
- Affordable price point compared to similar quality FPV frames
- Durable 3mm carbon fiber construction that withstands significant crash impact
- Easy assembly with clearly labeled components and standard hardware
- Wide compatibility with common 5-inch components and standard mounting patterns
- Large active community providing support, guides, and troubleshooting
- Frame-only purchase requires separate buying of electronics (FC, ESCs, motors)
- Requires basic soldering and assembly skills not suitable for complete beginners
- Open-source nature means third-party parts may have inconsistent quality
- Not ready-to-fly; additional research needed for component compatibility
- Popularity has led to multiple clone versions with varying quality
help TBS Source One FAQ
What components are needed to complete a build with the TBS Source One frame?
You'll need flight controller, 4-in-1 ESC or individual ESCs, 2205-2207 motors for 5-inch props, FPV camera, video transmitter, receiver, frame hardware, battery, and radio gear. Budget approximately $250-400 for quality components.
What motor and propeller size is the Source One designed for?
The Source One is optimized for 5-inch propellers with 2205-2306 size brushless motors. It supports both 4S and 6S battery configurations with standard 16x16mm and 19x19mm motor mount patterns.
Is the TBS Source One suitable for FPV beginners?
The frame itself is beginner-friendly with clear instructions, but building a complete drone requires soldering and basic knowledge. Beginners may prefer ready-to-fly quads, though Source One is excellent for learning drone building.
What tools are required to assemble the TBS Source One?
Basic assembly requires a Phillips screwdriver set, 2mm and 2.5mm hex drivers, soldering iron with fine tip, wire cutters, and thread locker. No specialty tools needed beyond standard RC hobby equipment.
What is TBS Source One?
How good is TBS Source One?
What are the best alternatives to TBS Source One?
What is TBS Source One best for?
Intermediate FPV pilots who want a customizable, well-supported racing or freestyle frame with abundant aftermarket upgrades and community resources.
How does TBS Source One compare to SwellPro SplashDrone 4?
Is TBS Source One worth it in 2026?
What are the key specifications of TBS Source One?
- Wheelbase: 220mm
- Frame Size: 5-inch quadcopter
- Arm Material: 3mm carbon fiber
- Camera Mount: 28.5mm standard FPV camera
- Frame Weight: 85-95g (frame only)
- Propeller Size: 5-inch (2-blade standard)
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