1. Introduction and Overview
The Radiolink RC6GS V3 is a 2.4G 7-channel radio controller designed for various RC vehicles including cars, trucks, crawlers, and drifting buggies. This kit includes the RC6GS V3 transmitter and an R6FG receiver, offering advanced features for precise control and real-time feedback.
Key features include:
- Two-way Communication: Utilizes real pseudo random algorithm FHSS communication technology for a control distance up to 1900 feet (600 meters), allowing over 40 units to operate simultaneously without interference.
- 7 Channels: Channels 3-7 are customizable to VR, three-way switch, and tact switch, enabling functions like cruise control for crawlers. All channels' fail-safe values are adjustable.
- Real-time Telemetry and Gyro Function: The R7FG receiver provides real-time data such as vehicle battery voltage and RSSI signal. Both R7FG and R4FG receivers feature a built-in Gyro with adjustable sensitivity via the RC6GS V3.
- Dual Programmable Mix Control: Allows any two channels to be mixed and customized, with support for a switch to activate/deactivate mix control. Dual rate function enables changing servo travel with a single switch.
- 30 Models Storage: Capable of storing settings for up to 30 different models, each with customizable alarms and names, and assigning 1 of 10 receivers to work independently.

Figure 1: Radiolink RC6GS V3 Transmitter highlighting its powerful capabilities.

Figure 2: Overview of the RC6GS V3 7-channel radio controller's main features.
2. Setup
2.1. Battery Installation
The RC6GS V3 transmitter can be powered by either 6 AA batteries or a 2S-4S LiPo battery. Ensure correct polarity when installing batteries.

Figure 3: Ergonomic design and battery compartment of the RC6GS V3.
2.2. Receiver Binding
To establish communication between the transmitter and receiver (R6FG or R7FG), a binding process is required. Refer to the specific receiver manual for detailed binding instructions.
2.3. Telemetry Connection
The R7FG receiver supports real-time voltage telemetry. Connect the voltage telemetry cable from your vehicle's battery to the R7FG receiver as illustrated below. This allows you to monitor the vehicle's battery voltage directly on the transmitter's display.

Figure 4: Voltage Telemetry Connection Guide for R7FG receiver.

Figure 5: R7FG waterproof receiver in an RC truck with telemetry display.
2.4. FPV Head Tracker Setup
The RC6GS V3 supports FPV head tracking functionality. This allows the camera on your RC vehicle to follow your head movements, providing an immersive driving experience. The head tracker setup typically involves connecting your FPV goggles to the DSC port on the transmitter. The video below demonstrates the head tracker setup process.
Video 1: Detailed guide on setting up the head tracker function with the Radiolink RC6GS V2 transmitter (similar process for V3).

Figure 6: The 3-in-1 DSC Port supports FPV Head Tracking, Simulator, and TBS Crossfire.
3. Operating Instructions
3.1. Channel Customization
Channels 3 through 7 on the RC6GS V3 can be customized to various functions using the VR (variable resistor) knob, three-way switches, or tact switches. For example, a tact switch can be assigned for cruise control mode, which is particularly useful for RC crawlers.
3.2. Dual Rate and Mix Control
The dual rate function allows you to adjust the maximum travel of your servos, which can be toggled with a dedicated switch. Dual programmable mix control enables you to mix the inputs of any two channels, offering advanced control possibilities for complex vehicle setups.
3.3. Gyro Functionality
The R6FG and R7FG receivers feature a built-in gyroscope to help stabilize your vehicle, preventing anti-direction and anti-slip issues. The sensitivity of this gyro can be adjusted directly from the RC6GS V3 transmitter, allowing you to fine-tune stability based on your driving style and terrain.

Figure 7: R6FG Built-in Gyro Integrated functionality.
3.4. Model Memory and Selection
The RC6GS V3 can store settings for up to 30 different models. Each model can be individually named and configured with specific parameters and alarms. The 'ID SEED' menu allows assigning one of 10 receivers to work separately, facilitating the management of multiple vehicles.

Figure 8: The RC6GS V3 supports 30 models memory for various RC vehicles.

Figure 9: The RC6GS V3 is suitable for RC cars and boats.
3.5. FPV Operation
Beyond head tracking, the RC6GS V3 can be integrated into a broader FPV setup. This video provides an overview of starting a new RC FPV world with the RC6GS V2 (V3 is similar).
Video 2: Introduction to FPV operation with the Radiolink RC6GS V2.
4. Maintenance
To ensure the longevity and optimal performance of your Radiolink RC6GS V3 and R6FG receiver, follow these maintenance guidelines:
- Cleaning: Regularly clean the transmitter and receiver with a soft, dry cloth. Avoid using solvents or harsh chemicals.
- Battery Care: Remove batteries from the transmitter if it will not be used for an extended period. Store LiPo batteries according to manufacturer guidelines to prevent damage.
- Storage: Store the radio controller and receiver in a cool, dry place away from direct sunlight and extreme temperatures.
- Firmware Updates: Periodically check the official Radiolink website for firmware updates to ensure you have the latest features and bug fixes. The transmitter includes a Firmware Update Port (USB).
5. Troubleshooting
If you encounter issues with your Radiolink RC6GS V3, consider the following:
- No Power: Check battery installation and charge level. Ensure the power switch is in the 'ON' position.
- No Signal/Binding Issues: Re-perform the binding procedure between the transmitter and receiver. Ensure the receiver is powered correctly.
- Loud Menu Beeps: The menu buttons on the RC6GS V3 produce audible beeps. This is a characteristic of the device and cannot be turned off.
- Interference: Ensure no other 2.4Ghz devices are operating too close to your RC setup. The FHSS technology minimizes interference, but extreme conditions can still affect performance.
- Unresponsive Controls: Verify all connections between servos/ESCs and the receiver. Check for any physical obstructions or damage to the control surfaces.
For further assistance, refer to the official Radiolink support resources mentioned in the Warranty & Support section.
6. Specifications
| Feature | Description |
|---|---|
| Channels | 7 Channels (CH3-CH7 customizable) |
| Frequency | 2.4GHz FHSS |
| Control Distance | Up to 1900 feet (600 meters) |
| Telemetry | Real-time vehicle battery voltage, RSSI signal |
| Gyro Function | Built-in on R6FG/R7FG receivers, adjustable sensitivity |
| Mix Control | Dual Programmable Mix Control |
| Model Storage | 30 models with individual settings and alarms |
| Response Speed | 12ms (Fast Response) |
| Compatibility | RC8X, RC6GS, RC4GS, T8S, T8FB transmitters (for R6FG/R7FG receivers) |
| Receiver Water Resistance | R7FG is IPX4 water splash-proof |
7. Warranty and Support
Radiolink products are designed for durability and performance. For warranty information, detailed FAQs, and comprehensive troubleshooting guides, please visit the official Radiolink Direct store on Amazon or their official website. Online user instructions and resources are readily available to assist you with any product-related inquiries.
Online Support: Radiolink Direct Store





