How to assemble an ARF RC aircraft step by step
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
GR-01 ExpressLRS 2.4GHz Receiver for DJI RS Camera Gimbals is an RC product from RadioMaster. This page focuses on what an end customer needs: fit, use cases, specifications and imagery, without prices or outbound supplier detours.
GR-01 ExpressLRS 2.4GHz Receiver for DJI RS Camera Gimbals fits customers looking for RadioMaster items in RadioMaster Accessories, Receiver, with RC-MODEL support for choosing the right configuration.
GR-01 ExpressLRS 2.4GHz Receiver for DJI RS Camera Gimbals is a RadioMaster product intended for RC aircraft, FPV, surface and telemetry receiver installations. This page presents the practical buying information in one place: compatibility, SKU, variants, radio protocol, use case and technical details.
The content is written for customer decision-making through RC-MODEL, without supplier prices or outbound purchase routes.
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
How to select servos for trainers, sport aircraft, large models, cars and boats without under-sizing a control surface.
One of the most important setup guides: find the CG, install the flight battery, balance the aircraft and avoid nose-heavy or tail-heavy surprises.
A repeatable inspection routine for control direction, radio range, failsafe, battery, fasteners, propeller, CG and field readiness.
Ground checks, takeoff planning, trim passes, battery timing and first landing strategy for a new or repaired RC aircraft.
| Technical Specifications | |
| Manufacturer | RadioMaster |
| Brand | RadioMaster |
| Product Code | HP0157.RX-GR-01 |
| All Variant SKUs | HP0157.RX-GR-01 |
| Product Type | Receiver |
| RadioMaster Collections | Accessories |
| Product Family | RadioMaster receiver range |
| Application | RC aircraft, FPV, surface and telemetry receiver installations |
| Item | GR-01 ExpressLRS 2.4GHz Receiver |
| Weight | 18.80g(without antenna) |
| Compatibility | the DJI RS2 and RS3 Pro camera gimbals |
| Protocol / RF | ExpressLRS / ELRS, 2.4GHz |
| Frequency | ISM2400MHz (2.4GHz) |
| Antenna | 2.4GHz Omni |
| MCU | ESP8285 |
| RF Chip | SEMTECH SX1281 |
| Frequency Range | 2400 MHz to 2480 MHz |
| FW Target | RadioMaster RP1/2 2400 RX |
| Voltage | 5V |
| Dimension | 43.00×27.70×27.50mm |
| Firmware Version | ExpressLRS v3.3.0 |
| Output protocol | DJI RS Pro |
| Firmware flash method | UART or Wifi |
| Connector Type | NATO Port |
Tags: RadioMaster, HP0157.RX-GR-01, RadioMaster Accessories, Receiver, RC radio
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