FlyFishRC Osprey 5.8GHz U.FL Stubby FPV Antenna (LHCP, 40mm)
The FlyFishRC Osprey Stubby is a highly efficient 5.8GHz FPV antenna built around a 4-leaf hybrid network design. This LHCP version features a direct U.FL (IPEX 1) connector and an ultra-short 40mm overall length, making it ideal for micro whoops, sub-250g frames, or any build where keeping the antenna safely tucked in is preferred. Weighing a mere 2.1g, it utilizes resilient RG141 coaxial cable for structural rigidity. Despite its tiny footprint, the compact antenna head is enclosed in an impact-resistant, hermetically sealed polycarbonate casing, ensuring its high 2.82dBi gain and 99% radiation efficiency remain perfectly intact even after hard crashes.
Key Features
- Stubby 40mm Length: Designed specifically for micro drones and tight canopies, keeping the antenna securely tucked away from spinning propellers and crash impacts.
- U.FL Integration: Connects directly to compatible video transmitters via a U.FL / IPEX 1 connector, keeping overall build weight down by eliminating bulky SMA pigtails.
- High Efficiency: Delivers a 2.82dBi gain and an exceptional 99% radiation efficiency for a highly stable video feed across the 5.6GHz to 6.0GHz band.
- Compact 4-Leaf Design: The antenna head remains highly compact, measuring just 14.1mm in diameter and 14mm in height, significantly reducing aerodynamic drag.
- Crash Resistant: The transparent cyan polycarbonate casing is hermetically sealed to protect the internal elements from dirt, moisture, and impact damage.
Specifications
| Model | FlyFishRC Osprey 5.8GHz Stubby Antenna |
|---|---|
| Polarization | LHCP (Left Hand Circular Polarized) |
| Connector Type | U.FL (IPEX 1) |
| Gain | 2.82dBi |
| Frequency Range | 5.6GHz – 6.0GHz |
| V.S.W.R | ≤1.2:1 |
| Radiation Efficiency | 99% |
| Antenna Head Dimensions | 14.1mm (Diameter) x 14.0mm (Height) |
| Length | 40mm |
| Cable Type | Resilient RG141 Coaxial |
| Color | Cyan |
| Weight | 2.1g |
What’s in the Box
- 1x FlyFishRC Osprey 5.8Ghz U.FL Stubby FPV Antenna (LHCP, 40mm)



















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