RadioMaster TX16S MK3 MAX
RadioMaster TX16S MK3 MAX – RC Radio Controller with Dual-Band ExpressLRS The RadioMaster TX16S MK3 MAX is the latest evolution of the proven TX16S platform and is designed for users who demand high performance, precise control, and premium materials. The MAX version combines the established full-size layout with CNC-machined AG02 Hall gimbals, a powerful STM32H7 processor, a large IPS touchscreen, and an integrated Dual-Band ExpressLRS RF system. With support for 2.4 GHz and Sub-G 900 MHz, the RadioMaster TX16S MK3 MAX provides a flexible radio platform for FPV, UAV, fixed-wing, VTOL, and other RC applications. EdgeTX, the JR-compatible module bay, and extensive configuration options make the radio suitable for demanding pilots as well as professional development and system integration projects. Powerful STM32H7 Processor At the heart of the RadioMaster TX16S MK3 MAX is a powerful STM32H7 microcontroller. It provides the processing performance required for responsive operation, complex model configurations, telemetry, and the extensive functionality available through EdgeTX. 5-Inch IPS Touchscreen The large 5-inch IPS touchscreen with a resolution of 800 × 480 pixels provides a clear and detailed display. Menus, telemetry data, and model settings can be conveniently accessed and configured directly on the radio. Automatic backlight adjustment improves readability under changing lighting conditions, making the display easier to use both indoors and outdoors. AG02 CNC Hall-Sensor Gimbals The MAX version is equipped with premium AG02 CNC Hall-Sensor gimbals. Manufactured from aluminum and featuring a quad-bearing design, the gimbals are engineered for high precision and smooth control. AG02 CNC aluminum gimbals Hall-sensor technology Quad-bearing construction Precise and smooth control feel Dual-Band ExpressLRS The RadioMaster TX16S MK3 MAX features an integrated ExpressLRS RF module with two LR1121 RF chips. This architecture supports both the 2.4 GHz ISM band and Sub-G frequencies in the 900 MHz range. The Dual-Band architecture provides flexible operation for different applications and RF requirements. Depending on the receiver used and the frequencies permitted in the respective region, the appropriate radio configuration can be selected. Internal RF Module: ExpressLRS 2 × LR1121 Frequency Bands: ISM 2.4 GHz and Sub-G 900 MHz Channels: up to 16 Gemini Dual-Band The integrated ExpressLRS system supports Gemini Dual-Band technology. Combining the available frequency bands provides additional options for building powerful and robust RC radio links. Dual Folding Antennas The RadioMaster TX16S MK3 MAX features two folding antennas. They can be folded down for compact transport and storage and positioned appropriately during operation. EdgeTX Firmware The RadioMaster TX16S MK3 MAX runs EdgeTX, providing an open and powerful firmware platform. The TX16S MK3 MAX requires EdgeTX version 3.0.0 or later. Models, channels, flight modes, switches, telemetry, mixes, and custom control logic can be extensively configured. Firmware updates and model management can be performed via USB or the EdgeTX Companion software. JR-Compatible Module Bay A JR-compatible module bay is located on the rear of the RadioMaster TX16S MK3 MAX. This allows additional external RF modules to be installed when other protocols or specialized RF systems are required. Up to 16 Channels The RadioMaster TX16S MK3 MAX supports up to 16 channels, making it suitable for complex models and unmanned systems with multiple control functions, flight modes, camera systems, and additional peripherals. Integrated Motion Sensor An integrated motion sensor allows additional functions to be triggered by movements of the radio controller. Depending on the configuration, functions such as switches, pan-and-tilt cameras, or telemetry announcements can be linked to movements of the transmitter. Automatic Display Brightness The display backlight can automatically adjust to ambient lighting conditions. This helps maintain good readability in changing environments without requiring constant manual brightness adjustments. Digital Audio System The RadioMaster TX16S MK3 MAX features a digital audio system designed to provide improved sound quality and reduced interference. An integrated microphone is also included for future functionality. Internal Storage and microSD In addition to integrated flash storage, the RadioMaster TX16S MK3 MAX features a microSD card slot. This allows additional data such as models, sounds, backups, and other EdgeTX files to be stored. Integrated flash storage microSD card slot Expandable external storage microSD card not included Modular Shoulder Switches The shoulder areas of the RadioMaster TX16S MK3 MAX feature a modular design. The switch panels can be replaced, allowing the control layout to be adapted to individual requirements. Two replacement shoulder panels are included in the package. High-Performance Cooling System A high-performance cooling system with low-noise fans and an aluminum heatsink supports heat dissipation inside the radio. This helps maintain suitable thermal conditions during extended operation and at higher RF output levels. Smart-Balance Battery System An integrated Smart-Balance battery system supports efficient use of the installed batteries and is designed to optimize energy efficiency and operating time. Flexible Battery Options The RadioMaster TX16S MK3 MAX supports several battery configurations, allowing the power source to be selected according to the required runtime, weight, and form factor. 2 × 3.7 V 18650 Li-Ion cells 21700 Li-Ion battery with 5000 mAh 2S 7.4 V LiPo battery with 6200 mAh Note: Batteries are not included. A compatible 18650 battery tray is included. Features Premium MAX version of the RadioMaster TX16S MK3 platform Powerful STM32H7 processor 5-inch IPS touchscreen 800 × 480 pixel display resolution AG02 CNC Hall-Sensor gimbals Quad-bearing gimbal construction Dual-Band ExpressLRS 2 × LR1121 RF chips ISM 2.4 GHz and Sub-G 900 MHz Gemini Dual-Band support Up to 16 channels EdgeTX firmware JR-compatible module bay Dual folding antennas Automatic display brightness adjustment Integrated motion sensor Integrated microphone Digital audio system Integrated flash storage microSD support Modular shoulder switch panels Active cooling system Aluminum heatsink Smart-Balance battery system Technical Specifications Product RadioMaster TX16S MK3 MAX Radio Controller Colors Black / Red / Blue / Gold Operating Voltage 6.6–8.4 V DC Current Consumption 1.10 A at maximum RF output power Firmware EdgeTX version 3.0.0 or later Internal RF Module ExpressLRS 2 × LR1121 Frequency Bands ISM 2.4 GHz and Sub-G 900 MHz Channels Up to 16 Gimbals AG02 CNC Hall-Sensor gimbals Display 5-inch IPS touchscreen Display Resolution 800 × 480 pixels Internal Storage Flash storage Storage Expansion microSD card slot Module Bay JR-compatible Updates USB / EdgeTX Companion software Dimensions 200 × 178 × 88 mm Weight 864 g without battery Supported Batteries 18650: 2 × 3.7 V Li-Ion cells 21700: 5000 mAh Li-Ion battery LiPo: 2S 7.4 V 6200 mAh Batteries are not included. For FPV, UAV and Professional RC Applications The RadioMaster TX16S MK3 MAX provides a powerful and highly configurable radio control platform for FPV drones, multicopters, fixed-wing aircraft, VTOL systems, and other unmanned vehicles. With EdgeTX, its Dual-Band ExpressLRS RF architecture, and the JR-compatible module bay, the radio can be adapted to a wide range of applications. The combination of premium construction, AG02 CNC Hall-Sensor gimbals, a large touchscreen, powerful STM32H7 processor, and modern RF technology makes the RadioMaster TX16S MK3 MAX a versatile control platform for demanding RC and UAV systems. Package Contents 1 × RadioMaster TX16S MK3 MAX Radio Controller 1 × RadioMaster TX16S MK3 Signature Carry Case 1 × RadioMaster 18650 Battery Tray 2 × RadioMaster Replacement Shoulder Panels 1 × USB Type-C Cable 1 × Screen Protector 1 × 1.5 mm Hex Wrench 4 × Low-Tension Gimbal Springs 2 × Gimbal Stick Set Screws 1 × Nylon Neck Strap (Lanyard) 1 × RadioMaster Sticker Set 1 × RadioMaster TX16S MK3 Manual 1 × Inventory Card
RadioMaster XR3 Nano ELRS 2,4 GHz Receiver
RadioMaster XR3 Nano 2.4GHz ExpressLRS Receiver Compact 2.4 GHz ExpressLRS Receiver with Antenna Diversity The RadioMaster XR3 is a powerful and ultra-compact 2.4 GHz ExpressLRS receiver for FPV drones, fixed-wing and VTOL systems, as well as other RC applications. With dimensions of only 22 × 15 × 4 mm and a weight of just 1.3 g without antennas, the receiver can be easily integrated even into compact platforms. At the heart of the RadioMaster XR3 is the modern Semtech LR1121 transceiver combined with a powerful ESP32C3 microcontroller. In this version, the receiver is designed for operation in the 2.4 GHz frequency band and is supplied with two matching 2.4 GHz T-antennas. Combined with ExpressLRS, the RadioMaster XR3 provides a powerful radio platform for applications requiring a compact form factor, high update rates, and a reliable control and telemetry link. ExpressLRS 2.4 GHz The 2.4 GHz version of the RadioMaster XR3 combines the advantages of ExpressLRS with a compact diversity receiver. The system is suitable for a wide range of FPV and RC platforms and provides a powerful solution for modern control and telemetry applications. ExpressLRS 2.4 GHz 2 × 2.4 GHz T-antennas 2 × IPEX-1 RF connectors Antenna Diversity 100 mW telemetry transmit power Antenna Diversity The RadioMaster XR3 features two separate antenna connectors and supports Antenna Diversity. By using two antennas positioned in different locations on the platform, reception can be improved, particularly as the orientation and attitude of the model change during operation. This is especially beneficial for FPV drones, fixed-wing aircraft, and VTOL systems, where the position and orientation of the platform can change continuously during flight. Semtech LR1121 Transceiver The RadioMaster XR3 is based on the Semtech LR1121 third-generation RF transceiver. Combined with ExpressLRS, the platform provides a high-performance radio link with high update rates and extensive configuration options. The receiver supports a maximum receive refresh rate of up to DK500Hz / K1000Hz and a minimum receiver refresh rate of 25 Hz. ESP32C3 Microcontroller A powerful ESP32C3 microcontroller handles the ExpressLRS functions and also enables additional features such as integrated Wi-Fi connectivity. Integrated Wi-Fi & WebUI The RadioMaster XR3 features integrated Wi-Fi, enabling convenient configuration and firmware updates without additional programming hardware. Compatible settings can be managed directly through the ExpressLRS WebUI using a web browser on a computer, smartphone, or tablet. CRSF & Additional UART In addition to the primary CRSF interface, the RadioMaster XR3 features an additional UART port. This provides further connection and integration options for compatible hardware and advanced applications. Bus Interface 1: CRSF Bus Interface 2: UART Additional UART port Secondary connection for extended functionality Compact Integration With dimensions of only 22 × 15 × 4 mm and a weight of 1.3 g without antennas, the RadioMaster XR3 is also suitable for compact and weight-sensitive platforms. Castled pads simplify soldering and enable clean integration into the respective platform. The input voltage range of 4.5 to 8.4 V DC also provides flexible power supply options. ExpressLRS Firmware ExpressLRS is a powerful open-source radio control system for RC applications, designed for low latency, high update rates, and reliable radio links. The RadioMaster XR3 is supplied with pre-installed ExpressLRS v3.5.1 firmware. The corresponding firmware target is RadioMaster XR3 2.4/900 Diversity RX. Features ExpressLRS 2.4 GHz receiver Antenna Diversity 2 × 2.4 GHz T-antennas 2 × IPEX-1 RF connectors Semtech LR1121 transceiver ESP32C3 high-performance MCU 100 mW telemetry transmit power Integrated Wi-Fi Configuration via ExpressLRS WebUI Firmware updates via Wi-Fi Additional UART port Secondary port for extended functionality CRSF interface Castled pads for easy soldering Compact and lightweight design Technical Specifications Product: RadioMaster XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver Version: 2.4 GHz Type: ISM2.4 MCU: ESP32C3 RF Chip: Semtech LR1121 RF Connectors: 2 × IPEX-1 Antennas: 2 × 2.4 GHz T-antennas Frequency Range: 2.4 GHz Telemetry Transmit Power: 100 mW Maximum Receive Refresh Rate: DK500Hz / K1000Hz Minimum Receiver Refresh Rate: 25 Hz Operating Voltage: DC 4.5–8.4 V Weight: 1.3 g without antennas Dimensions: 22 × 15 × 4 mm Firmware: ExpressLRS v3.5.1 pre-installed Firmware Target: RadioMaster XR3 2.4/900 Diversity RX Bus Interface 1: CRSF Bus Interface 2: UART Ideal for FPV, Fixed Wing & VTOL The combination of ExpressLRS 2.4 GHz, Antenna Diversity, compact dimensions, and an additional UART interface makes the RadioMaster XR3 a versatile solution for a wide range of RC platforms. FPV drones Freestyle FPV Cinematic FPV Long Range FPV Fixed-wing systems VTOL platforms Other RC applications Package Contents 1 × RadioMaster XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver 2 × 2.4 GHz T-antennas 1 × CRSF cable 3 × heat-shrink tubes 1 × manual card
RadioMaster XR3 Nano ELRS Dual-Band Receiver
RadioMaster XR3 Nano Dual-Band ExpressLRS Receiver Compact Dual-Band ExpressLRS Receiver with Antenna Diversity The RadioMaster XR3 is a powerful and ultra-compact Dual-Band ExpressLRS receiver designed for FPV drones, fixed-wing and VTOL systems, as well as a wide range of other RC applications. With dimensions of only 22 × 15 × 4 mm and a weight of just 1.3 g without antennas, the receiver can be easily integrated into compact platforms. At the heart of the RadioMaster XR3 is the modern Semtech LR1121 transceiver combined with a powerful ESP32C3 microcontroller. The receiver supports both the 2.4 GHz and Sub-G 900 MHz frequency bands and is supplied in this version with two dual-band T-antennas. Combined with ExpressLRS, the RadioMaster XR3 provides a powerful and flexible radio platform for applications requiring a compact form factor, high reception quality, and support for multiple frequency bands. Dual-Band 2.4 GHz & Sub-G 900 MHz The dual-band version of the RadioMaster XR3 supports both 2.4 GHz and the Sub-G 900 MHz frequency range. This allows the receiver to be used flexibly within compatible ExpressLRS systems. The two included dual-band T-antennas are designed for operation across both supported frequency ranges, providing flexible installation options for different FPV and RC platforms. Dual-Band ExpressLRS receiver 2.4 GHz support Sub-G 900 MHz support 2 × dual-band T-antennas 2 × IPEX-1 RF connectors Antenna Diversity The RadioMaster XR3 features two antenna connectors and supports Antenna Diversity. By using two antennas positioned separately on the aircraft or vehicle, reception can be improved as the orientation and attitude of the platform change during operation. This diversity configuration is particularly beneficial for FPV, Long Range, fixed-wing, and VTOL applications, where the orientation of the platform and therefore the antennas can continuously change during flight. Semtech LR1121 Transceiver The RadioMaster XR3 is based on the Semtech LR1121 third-generation RF transceiver. The LR1121 provides the foundation for the receiver's multi-frequency capability and enables ExpressLRS operation across the supported frequency bands. The receiver supports a maximum receive refresh rate of up to DK500Hz / K1000Hz and a minimum receiver refresh rate of 25 Hz. ESP32C3 Microcontroller A powerful ESP32C3 microcontroller handles the ExpressLRS functions of the RadioMaster XR3 while also enabling additional features such as integrated Wi-Fi connectivity. Integrated Wi-Fi & WebUI The RadioMaster XR3 features integrated Wi-Fi, allowing convenient configuration and firmware updates without requiring additional programming hardware. Compatible settings can be managed through the ExpressLRS WebUI directly from a web browser on a computer, smartphone, or tablet. CRSF & Additional UART In addition to the primary CRSF interface, the RadioMaster XR3 features an additional UART port. This provides further connectivity options for compatible hardware and advanced applications. Bus Interface 1: CRSF Bus Interface 2: UART Additional UART port Secondary connection for extended functionality Compact Integration With its compact dimensions and low weight, the RadioMaster XR3 is suitable for a wide range of RC platforms. Castled pads simplify soldering and enable clean integration of the receiver into the respective platform. The input voltage range of 4.5 to 8.4 V DC provides flexible power supply options within compatible RC systems. ExpressLRS ExpressLRS is a powerful open-source radio control system for RC applications designed for low latency, high update rates, and reliable radio links. The RadioMaster XR3 is supplied with pre-installed ExpressLRS v3.5.1 firmware. The corresponding firmware target is RadioMaster XR3 2.4/900 Diversity RX. Features Dual-Band ExpressLRS receiver 2.4 GHz and Sub-G 900 MHz Antenna Diversity 2 × dual-band T-antennas 2 × IPEX-1 RF connectors Semtech LR1121 transceiver ESP32C3 high-performance MCU Integrated Wi-Fi Configuration via ExpressLRS WebUI Firmware updates via Wi-Fi Additional UART port Secondary port for extended functionality CRSF interface Castled pads for easy soldering Compact and lightweight design Technical Specifications Product: RadioMaster XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver Version: Dual-Band MCU: ESP32C3 RF Chip: Semtech LR1121 RF Connectors: 2 × IPEX-1 Antennas: 2 × dual-band T-antennas Frequency Range: 2.4 GHz / Sub-G 900 MHz Telemetry Transmit Power: 100 mW Maximum Receive Refresh Rate: DK500Hz / K1000Hz Minimum Receiver Refresh Rate: 25 Hz Operating Voltage: DC 4.5–8.4 V Weight: 1.3 g without antennas Dimensions: 22 × 15 × 4 mm Firmware: ExpressLRS v3.5.1 pre-installed Firmware Target: RadioMaster XR3 2.4/900 Diversity RX Bus Interface 1: CRSF Bus Interface 2: UART Ideal for FPV, Long Range & Fixed Wing The combination of dual-band support, Antenna Diversity, compact dimensions, and ExpressLRS makes the RadioMaster XR3 a versatile receiver for a wide range of RC platforms. FPV drones Freestyle FPV Cinematic FPV Long Range FPV Fixed-wing systems VTOL platforms Other RC applications Package Contents 1 × RadioMaster XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver 2 × dual-band T-antennas for 2.4 GHz / Sub-G 900 MHz 1 × CRSF cable 3 × heat-shrink tubes 1 × manual card
RadioMaster Zorro
RadioMaster Zorro Radio – ELRS LBT The Compact Class-Leader The RadioMaster Zorro Radio is a compact and powerful radio controller for FPV, multirotor, fixed-wing, and other RC applications. It combines an ergonomic gamepad-style design with extensive functionality, modern connectivity, and integrated ExpressLRS. Thanks to its compact form factor, the RadioMaster Zorro is particularly suitable for pilots looking for a portable radio controller with precise control and extensive configuration options. At the same time, it provides numerous features that are often found only on larger radio systems. ExpressLRS EU LBT Version This version of the RadioMaster Zorro Radio features an integrated ExpressLRS RF module and is supplied with pre-installed ExpressLRS firmware for the European CE EU Domain with LBT. ExpressLRS is a powerful open-source radio control system developed specifically for RC and FPV applications, providing a fast and reliable control link. The RF output power of the European ELRS LBT version is limited to a maximum of 100 mW. Integrated ExpressLRS EU LBT version ExpressLRS CE EU Domain firmware pre-installed Maximum RF output power of 100 mW Ergonomic and Compact Design The RadioMaster Zorro housing has been designed for comfortable and intuitive operation. Its compact gamepad-style form factor provides a natural grip and is suitable for both thumb and hybrid control styles. The large and bright LCD display is positioned so that important information can be viewed quickly and conveniently during operation. Precise Hall-Sensor Gimbals The RadioMaster Zorro Radio is equipped with precise Hall-sensor gimbals. Contactless detection of the stick position provides reliable and consistent control. The mechanical travel of the gimbals can be adjusted, allowing the control characteristics to be customized according to the pilot's individual requirements and preferences. Precise Hall-sensor gimbals Contactless position sensing Adjustable gimbal travel Precise and consistent control feel Large LCD Display The integrated LCD display provides a clear overview of model information, telemetry data, and the extensive configuration menus of the RadioMaster Zorro. Its ergonomic positioning keeps the display clearly visible without interfering with operation of the control sticks or other controls. Flexible Controls In addition to the conventional control sticks, the RadioMaster Zorro features additional controls that can be freely assigned to different functions. Assignable push buttons on the top Additional push buttons on the rear Scroll wheels RadioMaster 7-button menu navigation Extensive custom assignment options This allows functions such as flight modes, camera controls, and additional RC functions to be operated conveniently directly from the radio controller. Nano External RF Module Bay In addition to the integrated ExpressLRS system, the RadioMaster Zorro Radio features a Nano external RF module bay. This allows compatible external Nano modules to be installed, further expanding the capabilities of the radio controller. USB-C Connectivity The RadioMaster Zorro features USB-C connectivity for charging, data transfer, and use with compatible RC and FPV simulators. Integrated USB-C charging USB-C data connection Firmware updates Computer connectivity Compatible with supported RC and FPV simulators The RadioMaster Zorro can therefore be used directly as an input device for compatible simulators without requiring an additional RC adapter. Additional Connectivity Headphone output External power connection Nano External RF Module Bay USB-C charging port USB-C data port Designed for FPV and RC Applications The combination of a compact form factor, integrated ExpressLRS, precise Hall-sensor gimbals, and extensive controls makes the RadioMaster Zorro Radio a versatile radio controller for a wide range of FPV and RC applications. FPV drones Freestyle FPV Cinematic FPV Long Range FPV Fixed-wing aircraft RC aircraft RC and FPV simulators Product Features Compact and ergonomic gamepad-style design Integrated ExpressLRS EU LBT version ExpressLRS CE EU Domain LBT firmware pre-installed Maximum RF output power of 100 mW Large and bright LCD display Hall-sensor gimbals Adjustable gimbal travel Nano External RF Module Bay Integrated USB-C charging USB-C data connection Simulator support via USB Assignable buttons on the top and rear Scroll wheels RadioMaster 7-button menu navigation Headphone output External power connection RadioMaster Zorro ELRS LBT – Compact and Powerful With its compact form factor, precise Hall-sensor gimbals, integrated ExpressLRS system, and extensive configuration options, the RadioMaster Zorro ELRS LBT provides a powerful control platform for modern FPV and RC applications. The European LBT version combines the proven RadioMaster Zorro platform with ExpressLRS, making it particularly suitable for pilots looking for a compact radio controller with modern RF technology and extensive functionality.