SKU: DRFC-2181
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Generic 4 Leaf Clover RHCP SMA Male Antenna

₹369.00 (Inclusive of all taxes)
Out of Stock

The 4 Leaf Clover RHCP SMA Male Antenna is a 5.8GHz circularly polarized antenna designed to reduce multipath interference and improve video clarity for FPV systems. It features a robust SMA male connector and is compatible with standard VTX and VRX units.

Features

  • 5.8GHz Right-Hand Circular Polarization (RHCP) for reduced multipath interference.
  • Omnidirectional radiation pattern with a 3dBi gain for stable signal transmission.
  • Reinforced cloverleaf base construction for improved durability.
  • SMA male connector for direct compatibility with standard FPV video transmitters and receivers.
  • 50Ω impedance and a low VSWR (<1.5) for efficient power transfer.

Out of stock

Description

This 4-leaf clover antenna utilizes circular polarization to mitigate signal degradation caused by reflections, a common issue with linear dipole antennas. The design significantly enhances video range and clarity, making it a standard upgrade for serious FPV pilots.

Built with a reinforced base at the cloverleaf assembly, the antenna is more resistant to physical damage from crashes or handling. Its omnidirectional pattern ensures consistent signal coverage regardless of the drone’s orientation relative to the receiver.

Key Features

  • RHCP Cloverleaf Design: Four-lobed circularly polarized element provides excellent signal rejection of reflected waves and interference.
  • Robust Mechanical Build: Extra reinforcement at the base of the radiating element protects against breakage in high-impact scenarios.
  • Optimized for 5.8GHz FPV: Precisely tuned for the 5.8GHz ISM band used by most analog and some digital HD FPV systems.
  • Low VSWR: Voltage Standing Wave Ratio of less than 1.5 ensures minimal signal reflection and maximum power transfer from the VTX.
  • Omnidirectional Coverage: Provides reliable signal reception in all horizontal directions, crucial for acrobatic FPV flight.

Applications

  • Upgrading the stock antenna on 5.8GHz analog FPV video transmitters (VTX) for racing or freestyle drones.
  • Replacing the receiver antenna on 5.8GHz FPV goggles or ground station modules for improved video clarity.
  • Use on long-range FPV platforms where mitigating signal multipath is critical for maintaining a clean video link.

Technical Specifications

Item TypeAntenna
Connector TypeSMA
Connector GenderMale
PolarizationRight Hand Circular Polarization (RHCP)
Frequency Range5.8GHz
Gain3dBi
Impedance50Ω
VSWR<1.5
ColorRed
Length88 mm
Connector Diameter7.6 mm
Weight10 g

Frequently Asked Questions

What is the advantage of a circularly polarized (RHCP) antenna over a standard dipole?

Circular polarization, specifically Right-Hand Circular Polarization (RHCP), is highly effective at rejecting multipath interference. This occurs when signals bounce off surfaces and arrive at the receiver out of phase, causing 'ghosting' or noise in the FPV feed. An RHCP antenna significantly improves video clarity and range in environments with obstacles.

Is this antenna compatible with my 5.8GHz FPV goggles and VTX?

Yes, this antenna is designed for the 5.8GHz frequency band used by most analog FPV systems. It features a standard SMA male connector, making it directly compatible with any video transmitter (VTX) or receiver (VRX, goggles) that has a female SMA port. Ensure your equipment uses SMA and not RP-SMA connectors.

How durable is the cloverleaf design?

This antenna incorporates extra reinforcement around the base of the cloverleaf assembly, where the lobes meet the connector. This design strengthens the most vulnerable point, making it more resistant to breakage from minor impacts, crashes, or general handling compared to basic cloverleaf antennas without such reinforcement.

Package Includes

  • 1 x 4 Leaf Clover RHCP SMA Male Antenna

Additional Information

Weight 0.015 kg
Dimensions 10 × 5 × 5 cm