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TBS Triumph-Stub RPSMA (RHCP 2pcs)

₹3,829.00 (Inclusive of all taxes)
Out of Stock

The TBS Triumph-Stub is a compact, right-hand circular polarized (RHCP) 5.8GHz antenna designed for FPV video systems, offering optimized signal clarity and durability for high-impact freestyle and racing applications.

Features

  • 5.8GHz frequency range (5500-6000MHz) optimized for FPV video transmission.
  • Right-hand circular polarization (RHCP) with a low axial ratio of 0.74 for superior signal integrity.
  • Compact stub design with a gain of 1.26dBiC for a wide, consistent radiation pattern.
  • Heavy-duty RG402 double-jacket semi-rigid cable for extreme impact and crash resistance.
  • Foam-filled, ultrasonic-welded enclosure protects internal components from physical damage.

Out of stock

Description

The TBS Triumph-Stub antenna represents a focused engineering effort to enhance 5.8GHz video link reliability. Developed through a collaboration between Video Aerial Systems (IBcrazy) and TBS, it moves beyond traditional cloverleaf designs to offer a more robust and electrically efficient solution. Its compact form factor minimizes drag and weight while maintaining performance.

Construction prioritizes survivability in aggressive FPV environments. The use of a tin-plated RPSMA connector ensures a secure, low-loss connection, while the specialized enclosure and heavy-duty cabling are engineered to withstand direct impacts from branches, gates, and concrete. This antenna is built for pilots who demand a signal that remains clean through crashes that would destroy lesser components.

Key Features

  • Advanced CP Design: Engineered for optimal circular polarization, reducing multipath interference and signal nulls common in complex RF environments.
  • Ruggedized Construction: Features a foam-infused, ultrasonic-welded plastic housing that absorbs shock and prevents internal element damage.
  • Heavy-Duty Transmission Line: Utilizes RG402 coaxial cable with a double-jacket and semi-rigid core for superior flexibility retention and crush resistance.
  • Precision-Tuned Elements: Manufactured to tight tolerances, ensuring consistent electrical characteristics and performance across all units.
  • Low-Weight Profile: Weighing approximately 9-10 grams, it adds minimal mass to micro and larger FPV drone builds.

Applications

  • 5-inch FPV racing drones requiring a low-profile, crash-resistant antenna for clear video through gates.
  • Freestyle quads where a compact stub antenna minimizes snagging and damage during proximity flying.
  • Micro and CineWhoop builds where low weight and a small form factor are critical for flight characteristics.
  • Long-range mini-quads utilizing 5.8GHz video systems that benefit from a robust, wide-pattern antenna.
  • Drone builds operating in dense urban or wooded areas where signal reflection and multipath interference are common.

Technical Specifications

Item TypeAntenna
Frequency Range5500 - 6000 MHz
PolarizationRight-Hand Circular Polarized (RHCP)
Gain1.26 dBiC
Axial Ratio0.74
ConnectorRPSMA (Reverse Polarity SMA)
Cable TypeRG402 (Heavy Duty, Double-Jacket)
Approx. Weight9g - 10g
Width30 mm

Frequently Asked Questions

What is the frequency range of the TBS Triumph-Stub antenna?

The TBS Triumph-Stub antenna operates across the standard 5.8GHz FPV band, specifically from 5500MHz to 6000MHz. This covers all common channels used by analog and some digital HD FPV video transmitters, making it compatible with most 5.8GHz VTX systems.

Is this antenna compatible with my video transmitter that has an SMA connector?

No, this antenna uses an RPSMA (Reverse Polarity SMA) connector. It is not directly compatible with standard SMA ports. You must ensure your video transmitter has an RPSMA female port or use a suitable adapter. Mismatching connectors can damage equipment.

How does the stub design and low gain affect video range and signal quality?

The stub design and 1.26dBiC gain provide a wide, hemispherical radiation pattern. This offers more consistent signal coverage in all directions, which is superior for acrobatic flying where drone orientation changes rapidly, compared to a high-gain antenna with a narrow beam. It prioritizes omnidirectional reliability over extreme long-range distance.

Package Includes

  • 2 x TBS Triumph-Stub RPSMA Antenna (RHCP)

Additional Information

Weight 0.021 kg
Dimensions 11 × 3 × 3 cm