RadioMaster Dual Band 2.4GHz / 900MHz RP-SMA TX Antenna (2PCS) for FPV Transmitters

Introduction

The RadioMaster Dual Band Antenna set is engineered for FPV enthusiasts and drone operators who demand flexibility and superior signal performance. Designed to cover both the 2.4GHz and 900MHz (Sub-G) frequency bands, this antenna set eliminates the need for multiple antennas, simplifying your setup. It's the ideal solution for pilots using dual-band transmitters or radio controllers, ensuring a stable and robust connection across different operational needs.

Key advantages

• Dual-band capability: Supports both 2.4GHz and 900MHz frequencies simultaneously.
• Balanced gain: Offers a consistent 3 dBi gain on each frequency band for optimal signal strength.
• Seamless switching: Allows for smooth transitions between 2.4GHz and 900MHz without manual antenna changes.
• Enhanced connectivity: Provides improved signal reliability and range for your FPV system.
• Versatile application: Perfect for dual-band transmitters and radio controllers.
• Convenient 2-piece set: Includes two antennas for a complete replacement or upgrade.
• High-quality construction: Built for durability and reliable performance in demanding FPV environments.
• Optimized SWR: Low SWR values (1.27 @ 2.4GHz / 1.25 @ 900MHz) ensure efficient power transfer.

Technical specifications

• Model: Dual Band T Antenna 2.4 GHz / SUB-G 900 MHz
• Frequency: 2.4GHz | Sub-G 900MHz
• Coaxial Cable Length: 80 mm
• Total Length: 100 mm
• Weight: 15.78g
• Connector: RP-SMA
• Type: Omnidirectional
• Gain: Peak; 3.83dB @ 2.4GHz / 3.58dB @ 900MHz
• SWR: 1.27 @ 2.4GHz / 1.25 @ 900MHz
• Impedance: 50 Ohm

Applications

This dual-band antenna is essential for FPV racing, freestyle, long-range flights, drone inspections, and any application requiring reliable radio control link performance across different frequency bands. It's particularly useful for pilots transitioning between standard 2.4GHz control and the extended range capabilities of 900MHz systems.

Compatibility

Compatible with 2.4GHz and Sub-G 900MHz Xrossband / Gem-X Modules (LR1121) including the Nomad Gemini Xrossband ExpressLRS Module. Also compatible with ExpressLRS Ranger 2.4 GHz Module (SX128x) variants (module, micro, nano) and Bandit 900MHz ExpressLRS Module (SX127x) variants (module, micro, nano).

FAQ

What is the gain of the RadioMaster Dual Band Antenna?

The RadioMaster Dual Band Antenna provides a balanced peak gain of 3.83dB at 2.4GHz and 3.58dB at 900MHz, ensuring strong signal transmission and reception for your FPV system.

Which FPV modules are compatible with this dual-band antenna?

This antenna is compatible with RadioMaster Xrossband / Gem-X Modules (LR1121), ExpressLRS Ranger 2.4 GHz Module (SX128x), and Bandit 900MHz ExpressLRS Module (SX127x) variants.

What are the benefits of using a dual-band antenna for FPV?

Using a dual-band antenna allows your transmitter to operate on both 2.4GHz and 900MHz frequencies, offering flexibility. You can achieve longer range with 900MHz and enjoy lower latency with 2.4GHz, switching seamlessly between them.

Where can I buy the RadioMaster Dual Band Antenna set with fast delivery?

You can buy the RadioMaster Dual Band 2.4GHz / 900MHz RP-SMA Antenna set (2PCS) at HTDRONE. We offer fast shipping within Poland and reliable delivery to Ukraine via Nova Poshta, as well as worldwide shipping via DHL.

What is the SWR rating for this antenna?

The antenna features excellent SWR ratings, with 1.27 at 2.4GHz and 1.25 at 900MHz, ensuring efficient power transfer and minimizing signal reflection for optimal performance.