SKU: DRFC-2080
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TrueRC X²-AIR 5.8 MK II LHCP RP-SMA Male FPV Antenna

₹6,489.00 (Inclusive of all taxes)
Out of Stock

The TrueRC X²-AIR 5.8 MK II is a compact directional patch antenna designed for 5.8GHz FPV systems, featuring LHCP polarization and an RP-SMA male connector for stable, long-range video reception with reduced multipath interference.

Features

  • High-gain 13 dBic directional patch antenna for extended FPV range.
  • LHCP (Left-Hand Circular Polarization) minimizes signal reflections and interference.
  • Wide 150° horizontal beam coverage ensures stable reception during maneuvers.
  • Compact and lightweight design (72mm x 34mm, 13g) for streamlined builds.
  • Standard RP-SMA male connector for compatibility with most 5.8GHz VTXs and VRXs.

Out of stock

Description

The TrueRC X²-AIR 5.8 MK II represents the latest evolution in the X-AIR series, delivering the performance of a full-size directional antenna in a miniaturized form factor. Its engineered patch design provides a focused 13 dBic gain across a 5.1–7.0 GHz bandwidth, optimizing signal strength for both analog and digital HD FPV systems like DJI O3 Air Unit and Walksnail Avatar.

Constructed with durable materials, the antenna maintains structural integrity while minimizing weight. The LHCP polarization is critical for rejecting multipath signal bounce in complex environments, such as urban areas or forests, resulting in a cleaner video feed with fewer dropouts. The wide horizontal beamwidth allows for significant pilot movement without losing the signal lock, making it suitable for both racing and cinematic long-range flights.

Key Features

  • Enhanced Directional Gain: 13 dBic patch design concentrates RF energy for superior penetration and range.
  • LHCP Polarization: Rejects reflected signals to drastically reduce video static and multipath interference.
  • Broad Horizontal Coverage: 150° beamwidth provides a forgiving reception window for agile flying.
  • Optimized Frequency Bandwidth: Covers 5.1–7.0 GHz, fully compatible with common 5.8GHz channels and digital system harmonics.
  • Robust Mechanical Build: Lightweight yet rigid housing protects internal elements from vibration and impact.
  • Standardized Connector: RP-SMA male interface ensures a secure, low-loss connection to standard FPV equipment.

Applications

  • Long-range analog FPV builds requiring stable, high-gain directional reception.
  • Digital HD FPV systems (DJI O3 Air Unit, Walksnail, HDZero) for enhanced video link clarity.
  • FPV racing drones where a compact directional antenna can be mounted on goggles or a ground station.
  • Cinematic and mapping UAVs that operate in environments prone to signal reflection.
  • Fixed-wing FPV aircraft where a lightweight, aerodynamic antenna is beneficial.

Technical Specifications

Item TypeFPV Directional Patch Antenna
Frequency Bandwidth5.1 – 7.0 GHz
Antenna Gain13 dBic
PolarizationLHCP (Left-Hand Circular Polarization)
Connector TypeRP-SMA Male
Beam-width (Horizontal)150°
Beam-width (Vertical)62°
Horizontal Beam @ -3dB74°
Vertical Beam @ -3dB34°
Length72 mm
Width34 mm
Weight13 g

Frequently Asked Questions

What is the advantage of LHCP polarization on this antenna?

LHCP (Left-Hand Circular Polarization) is designed to reject signals that have reflected off surfaces and changed polarization, which are a primary cause of video static and multipath interference. Using an LHCP antenna with an LHCP transmitter results in a cleaner, more stable video link, especially in environments with many reflective surfaces like buildings or trees.

Is this antenna compatible with my DJI O3 Air Unit or Walksnail VTX?

Yes, the TrueRC X²-AIR 5.8 MK II operates across the 5.1–7.0 GHz bandwidth, which encompasses the standard 5.8GHz channels used by digital HD FPV systems. You will need an RP-SMA female port on your video receiver or goggles. Ensure your transmitting antenna (on the drone) also uses LHCP polarization for optimal performance.

Can I use this antenna on my FPV goggles directly?

Yes, if your FPV goggles or external video receiver module have an RP-SMA female port, you can connect this antenna directly. Its compact size and weight make it suitable for mounting on goggles. For maximum range, ensure the antenna's directional patch is pointed toward your drone during flight.

What does the beamwidth specification mean for flight performance?

The 150° horizontal beamwidth defines the angular sector within which the antenna maintains effective reception. A wider beamwidth means you have more forgiveness when your drone is not directly in front of the antenna, reducing the need for constant, precise aiming during aggressive maneuvers or long-range exploration.

Package Includes

  • 1 x TrueRC X²-AIR 5.8 MK II LHCP RP-SMA Male Antenna

Additional Information

Weight 0.013 kg
Dimensions 7.2 × 3.4 cm