The ACASOM 6.8–8GHz 2.5dBi RHCP omnidirectional FPV antenna in Pagoda design is built for next-generation FPV and compatible wireless systems moving into higher frequency ranges. Covering 6800–8000MHz, it is designed for modern and emerging video links, compatible digital FPV setups, telemetry applications, and ground-station use.
The key advantage of this antenna is the combination of RHCP circular polarization and full 360° azimuth coverage. This helps reduce the impact of reflections and keeps the link more stable when the aircraft changes heading, angle, and orientation in flight. With a 125° elevation beamwidth, it also performs well in overhead flight paths and steep-angle maneuvers.
Its typical 2.5dBi gain provides a practical balance between broad coverage and stable everyday use, which is especially valuable for racing, freestyle, and general FPV flying. Radiation efficiency of at least 90% and VSWR below 1.5 indicate clean behavior in the RF chain across the supported band.
With dimensions of 34x100mm and a weight of only 14.68g, this antenna remains very light and easy to mount on FPV drones, VTX units, goggles, and compact ground stations. For users looking for a lightweight RHCP antenna for the 7–8GHz range, this ACASOM model is a strong practical option.
Technical Specifications:
| Parameter | Specification |
| Frequency Range | 6800–8000MHz (6.8–8.0GHz) |
| Gain | 2.5dBi, typical |
| VSWR | < 1.5 |
| Radiation Efficiency | ≥ 90% |
| Polarization | Right-Hand Circular Polarization RHCP |
| Half-Power Beamwidth (EL) | 125° |
| Half-Power Beamwidth (AZ) | 360°, omnidirectional |
| Input Impedance | 50Ω |
| Power Handling | 30W |
| Connector | SMA-Male |
| Dimensions | 34x100mm |
| Weight | 14.68g |
Performance Characteristics:
| Frequency (MHz) | Typical Gain (dBi) | VSWR |
| 6800 | ~2.4 | < 1.5 |
| 7200 | ~2.5 | < 1.4 |
| 7500 | ~2.5 | < 1.4 |
| 7800 | ~2.4 | < 1.5 |
| 8000 | ~2.3 | < 1.5 |
Why Choose This Module:
- This antenna covers the 6.8–8GHz range, making it relevant for newer high-frequency FPV and compatible wireless applications.
- RHCP circular polarization helps reduce reflections and improve link stability during movement.
- Full 360° omnidirectional coverage is useful for flights where constant precise aiming is not practical.
- The 125° elevation pattern helps maintain reception during overhead and steep-angle flight paths.
- At only 14.68g, it is especially suitable for lightweight racing drones and compact receiver setups.
- The Pagoda structure is widely valued in FPV for stable circular polarization behavior.
- Its SMA-Male connector supports easy installation on compatible VTX, goggles, and receiver systems.
Applications:
- FPV racing drones that need stable signal during rapid turns and direction changes.
- Freestyle and acro flying where aircraft orientation changes constantly.
- Digital FPV systems using RHCP in extended higher-frequency bands.
- Ground stations as the omnidirectional element in diversity configurations.
- FPV goggles and monitors with direct-mounted receiving antennas.
- Emerging 7–8GHz video links and experimental high-frequency projects.
- Telemetry and compatible wireless systems that benefit from circular polarization and broad coverage.
Package Includes:
1 x 6.8–8GHz 2.5dBi RHCP omnidirectional FPV antenna, Pagoda style
Important Notes:
- For best performance, the transmitting antenna should also use RHCP. Mixing RHCP and LHCP causes significant signal loss.
- This antenna is specifically designed for 6.8–8GHz operation, with best performance inside that range.
- SMA connectors should be tightened firmly without excessive torque. Proper strain relief is recommended to protect the connector from impact stress.
- Its lightweight design allows direct mounting on VTX units, goggles, or ground-station receivers without extra support.
FAQ:
- Is this antenna suitable for regular FPV flying without precise aiming?
Yes, its 360° omnidirectional pattern makes it useful for flights where the aircraft is constantly changing direction. - How does RHCP help on a high-frequency FPV system?
RHCP helps reduce reflections and supports more stable signal performance during movement, rolls, and rapid attitude changes. - Is this model intended for the 7–8GHz range?
Yes, it is designed for the 6.8–8GHz band and is aimed at higher-frequency systems in that class. - Can it be used on goggles and ground stations?
Yes, it is suitable for FPV goggles, ground receivers, and diversity setups that need a lightweight omnidirectional antenna. - Is it a good option for lightweight drones?
Yes, at only 14.68g, it is very practical for racing quads, compact builds, and other weight-sensitive platforms. - How is this antenna different from a directional model?
It provides circular coverage around the aircraft or receiver and does not require constant precise aiming, which is helpful for dynamic FPV use. - How important is polarization matching?
It is critical. Using RHCP on one side and LHCP on the other creates major signal loss, so matching polarization is strongly recommended.
The ACASOM 6.8–8GHz 2.5dBi RHCP omnidirectional FPV antenna in Pagoda design is built for FPV and compatible wireless systems moving into higher frequency ranges. Covering 6800–8000MHz, it provides a practical solution for users who need circular polarization, wide angular coverage, and lightweight installation in one compact antenna. This makes it especially relevant for emerging 7–8GHz video links, compatible digital FPV systems, and receiver-side installations where stable omnidirectional performance is more useful than narrow directionality.
One of the strongest features of this model is the combination of RHCP circular polarization, 360° azimuth coverage, and 125° elevation beamwidth. In real use, this helps maintain a more stable signal when the aircraft changes orientation, flies overhead, or moves through complex environments where reflections can weaken a conventional setup. With radiation efficiency of at least 90% and VSWR below 1.5, the antenna is also designed to behave cleanly in the RF chain across its intended band.
On Chipomi, this ACASOM antenna is a strong option for users who need a lightweight RHCP antenna for FPV drones, goggles, ground-station diversity systems, and other high-frequency wireless platforms. At only 14.68g and 34x100mm, it is easy to integrate without adding unnecessary mass. If you are looking for a 6.8–8GHz omnidirectional FPV antenna with circular polarization, SMA-Male connector, and practical real-world usability, this model is a solid professional choice.
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