SKU: DRFC-3374
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FrSky TANDEM X20R Radio Transmitter

₹78,819.00 (Inclusive of all taxes)
Out of Stock

The FrSky TANDEM X20R is a next-generation dual-band radio transmitter featuring the TD-ISRM RS internal RF module, supporting simultaneous 2.4GHz TW/ACCESS and 900MHz R9 modes for triple RF redundancy and long-range control. It runs the ETHOS operating system and is engineered for elite FPV and RC pilots demanding precision and robust connectivity.

Features

  • Dual-Band TD-ISRM RS RF Module supports simultaneous 2.4GHz TW/ACCESS and 900MHz R9 modes.
  • Triple RF redundancy via dual receivers for maximum signal reliability and failsafe operation.
  • High-resolution touchscreen interface powered by the customizable ETHOS operating system.
  • Enhanced ergonomics with PRO-style bottom grips and upgraded metal trim caps and knobs.
  • External antenna connectors for LoRa mode to extend long-range RF performance.

Out of stock

Description

The FrSky TANDEM X20R represents a significant advancement in transmitter design, integrating a sophisticated dual-band RF system. Its TD-ISRM RS module allows concurrent operation on 2.4GHz and 900MHz bands, enabling pilots to leverage TW, ACCESS, and R9 protocols simultaneously. This architecture provides triple-path redundancy, ensuring a stable control link even in challenging RF environments.

Built for professional use, the transmitter features a robust construction with metal control components and a reinforced antenna handle. The ergonomic PRO-style grips and added trim switches offer superior comfort and precise tuning during extended flight sessions. The integrated ETHOS OS provides a highly configurable user experience via its responsive touchscreen, supporting up to 24 channels and extensive model programming.

Key Features

  • Advanced TD-ISRM RS Internal RF Module for dual-band 2.4GHz/900MHz operation.
  • Simultaneous Multi-Protocol Support for TW, ACCESS, and R9 modes with triple redundancy.
  • ETHOS Operating System with high-resolution touchscreen and deep customization.
  • Professional Ergonomic Design featuring enhanced bottom grips and two additional trim switches.
  • Ruggedized Metal Components including trim caps and knobs for durability.
  • External LoRa Antenna Connectors to maximize long-range signal penetration.
  • Built-in 6-axis sensor for advanced telemetry and stick calibration functions.
  • Wide Operating Voltage from 6.5V to 8.4V, compatible with standard 2S LiPo or Li-ion packs.

Applications

  • Long-range FPV drone piloting requiring robust, redundant control links.
  • Competitive FPV racing where reliable signal integrity is critical.
  • Complex multirotor builds (cinematography, mapping) utilizing high channel counts.
  • RC aircraft and helicopter pilots seeking a modern, feature-rich transmitter platform.
  • Drone development and testing environments benefiting from the ETHOS OS customization.

Technical Specifications

Item TypeDrone Transmitter and Receiver
Operating SystemETHOS
Operating Voltage Range6.5V ~ 8.4V
Operating Temperature-10°C ~ 60°C
Max. Operating Current600 mA
Number of ChannelsUp to 24
Modulation TypeACCST, ACCESS, TD, TW
RF Bands2.4GHz, 900MHz
Charging PortYes
Code TypeLoRa
RF Power100mW
Sensitivity-112 dBm

Frequently Asked Questions

What RF protocols does the FrSky TANDEM X20R support?

The TANDEM X20R supports ACCST, ACCESS, TD, and TW protocols simultaneously via its internal TD-ISRM RS module. It operates on both 2.4GHz and 900MHz bands, allowing you to run TW/ACCESS on 2.4GHz and R9 on 900MHz at the same time for triple-redundant RF control.

What is the operating voltage range for the X20R transmitter?

The transmitter accepts an input voltage range of 6.5V to 8.4V. This makes it compatible with standard 2S LiPo batteries (7.4V nominal) or 2S Li-ion packs, providing flexibility for various power source configurations.

Can I connect external antennas to the TANDEM X20R?

Yes, the X20R is equipped with two external antenna connectors specifically designed for enhancing performance in LoRa mode. This allows you to attach high-gain or directional antennas to significantly extend your control range in long-range FPV applications.

How many channels can the TANDEM X20R control?

The transmitter supports up to 24 channels via the ETHOS operating system. This high channel count is ideal for complex multirotor setups requiring control for flight modes, camera gimbals, payload releases, and multiple telemetry sensors.

Package Includes

  • 1 x FrSky TANDEM X20R Transmitter
  • 1 x USB Cable

Additional Information

Weight 0.829 kg
Dimensions 31 × 26 × 12 cm