ET1064

Overview

The Etronix EX4GT is a versatile 4-channel 2.4GHz radio control system designed specifically for RC car and boat enthusiasts across the UK. This transmitter and receiver combo brings reliable, interference-free control to your RC models with modern spread spectrum GFSK technology that ensures your signal remains secure and stable regardless of external interference. Whether you're a beginner exploring the world of RC for the first time or an experienced hobbyist looking for a dependable, affordable control system, the EX4GT delivers straightforward operation without compromising on features or performance.

Built around crystal-free 2.4GHz FHSS (Frequency Hopping Spread Spectrum) technology, the EX4GT provides the kind of reliable control that RC enthusiasts have come to expect from modern radio systems. The system is particularly well-suited to RC car and boat applications, with a generous surface range of up to 120 metres, giving you plenty of distance to enjoy your models whether you're bashing at your local park or running on a dedicated track. The inclusion of two auxiliary switched channels—one three-stage and one two-stage—provides additional control flexibility for features such as lights, winch systems, or other accessories, making this system far more capable than its compact size might suggest.

For UK RC hobbyists seeking an entry-level or backup radio system that doesn't compromise on quality or feature-set, the Etronix EX4GT represents excellent value. The transmitter features an intuitive control layout designed for basic models whilst still offering advanced adjustment capabilities for those who want to fine-tune their setup. Combined with a compact, water-resistant IP67-rated receiver, this combo delivers dependable performance in various weather conditions and environments.

Key Features

• 2.4GHz Spread Spectrum GFSK Technology — The EX4GT uses modern 2.4GHz radio technology with GFSK modulation to ensure crystal-free operation and automatic frequency selection, eliminating the need to match crystals and protecting your signal from external interference that could compromise control.
• FHSS Frequency Hopping Protocol — Frequency Hopping Spread Spectrum ensures each transmitter's frequency remains secure from interference, giving you reliable control even in areas with multiple RC systems operating simultaneously.
• 6 Total Control Channels — The system provides two proportional channels for steering and throttle, plus one three-stage auxiliary switch and one two-stage auxiliary switch, giving you six channels of total control for main functions and accessories.
• Extended Surface Range to 120 Metres — With a surface range of up to 120m, you have plenty of distance to operate your RC car or boat, whether enjoying casual bashing sessions or running on larger courses.
• Steering and Throttle Trim Adjustment — Fine-tune your model's straight-line running and idle throttle position using the dedicated trim controls on the transmitter, making it easy to achieve perfectly balanced handling.
• End Point Adjustment — Adjust the maximum servo throw for both steering and throttle independently, allowing you to customise control response to match your model's mechanical setup and driving style.
• Dual Rates Function — Switch between two different steering and throttle sensitivity settings, ideal for transitioning between gentle practice sessions and aggressive driving, or for different track conditions.
• Servo Reversing — Reverse any servo channel directly from the transmitter without opening your model, saving time during setup and making it simple to correct channel polarity mistakes.
• Fail Safe Function — The receiver includes a fail safe feature that will cut throttle to a safe position if the radio signal is lost, protecting your model and preventing runaway.
• Compact IP67-Rated Receiver — The updated receiver features an IP67 water resistance rating, meaning it can withstand splashing and damp conditions without damage, making it suitable for both wet weather running and water-based RC boats.
• Updated Receiver with Winch and LED Channels — The recently updated receiver includes additional channels beyond the standard AUX1 and AUX2, with dedicated Winch and LED outputs. The Winch channel outputs up to 3A and can be controlled via the three-position AUX2 switch for forward and reverse motor control on aftermarket winch systems, whilst the LED channel includes an integrated 200-ohm resistor to prevent LED burnout.
• Futaba and JR Connector Compatibility — The receiver uses standard servo connectors compatible with both Futaba and JR servo plugs, ensuring compatibility with the widest range of aftermarket servos and accessories available on the UK RC market.
• Easy Setup for Basic Models — The control interface is designed to be straightforward for beginners and basic model setups, with clear menu access to all essential adjustments without overwhelming complexity.

Technical Performance

The Etronix EX4GT represents solid engineering in an affordable package. The transmitter is powered by four AA batteries (not included with the purchase), giving you a flexible power option with 4.2V to 8.4V compatibility, meaning you can use either alkaline batteries for casual use or rechargeable NiMH batteries for more economical operation. The transmitter itself is impressively compact at just 210 x 160 x 95mm and weighs only 230g without batteries, making it comfortable to hold for extended sessions and easy to transport. The transmitter operates at 2.4GHz with GFSK modulation and a transmit power of less than 20dBm, meeting international regulations whilst providing reliable range and penetration. The receiver is extraordinarily compact at just 33 x 22 x 13mm and weighs only 5g, allowing it to be mounted in tight spaces within your RC model. It accepts input voltage from 4V to 6.5V, making it compatible with both 5-cell NiMH battery packs and LiPo batteries in standard servo voltage configurations. The IP67 water resistance rating on the receiver means it can handle splashing and even brief immersion, making it an excellent choice for RC boats or models that might encounter wet grass or wet track conditions. The system's engineering focuses on reliability and ease of use, with straightforward servo connection through standard Futaba or JR connectors that ensure compatibility with virtually any hobby-grade servo available through RC retailers in the UK.

What's in the Box

• Etronix EX4GT Transmitter
• Etronix EX4GT Receiver

What You Need to Complete

• 4 x AA Batteries for the transmitter (alkaline or rechargeable NiMH)
• Battery pack for your RC model (voltage range 4V to 6.5V for the receiver)
• Servo(s) for steering and throttle (with Futaba or JR connectors)
• RC car or boat model to control

Frequently Asked Questions

• Is the Etronix EX4GT suitable for beginners? — Yes, absolutely. The EX4GT is specifically designed with ease of use in mind, featuring an intuitive control layout and simple menu structure that makes it perfect for anyone new to RC cars or boats. The straightforward setup process and lack of crystal pairing means you can be up and running within minutes, making it an ideal starter radio system for the UK RC hobby community.
• What batteries does the Etronix EX4GT transmitter need? — The transmitter requires 4 x AA batteries, which are not included with your purchase. You can use either standard alkaline AA batteries for occasional use, or rechargeable NiMH AA batteries for more economical repeated use. The voltage range is 4.2V to 8.4V, so four standard 1.5V alkaline cells (6V total) or four 1.2V NiMH cells (4.8V total) will both work perfectly.
• What voltage should my RC model battery be for the Etronix EX4GT receiver? — The receiver accepts input voltage from 4V to 6.5V, meaning it's compatible with standard 5-cell NiMH battery packs (6V nominal) and most LiPo batteries configured for servo voltage (typically a single 3.7V cell or two cells in series for around 7.4V, though you should use a BEC regulator to step this down to the receiver's voltage range for safety).
• What is the control range of the Etronix EX4GT? — The system provides a surface range of up to 120 metres, giving you plenty of distance for RC car and boat applications. This range is sufficient for most recreational running, park bashing, and track use across the UK.
• Can I use this radio with my existing RC model? — The Etronix EX4GT receiver uses standard Futaba and JR servo connectors, so it's compatible with virtually any hobby-grade servo available. As long as your model has space for the compact receiver and uses standard servo connections, this radio system will work. However, you should verify that your model's battery voltage falls within the receiver's 4V to 6.5V input range.
• What are the Winch and LED channels on the updated receiver? — The recently updated receiver includes two additional channels beyond the standard AUX1 and AUX2 outputs. The Winch channel can directly control aftermarket winch systems with up to 3A output, with forward and reverse control via the three-position AUX2 transmitter switch, making it perfect for RC crawlers and recovery vehicles. The LED channel is designed to power LED lighting systems and includes a built-in 200-ohm resistor that prevents LEDs from burning out, allowing you to add running lights or light bars to your model safely.
• Is the Etronix EX4GT waterproof? — The receiver has an IP67 water resistance rating, which means it can withstand splashing and brief immersion without damage, making it suitable for RC boats and models that might run in wet grass or on wet track surfaces. The transmitter itself is not waterproofed, so you should protect it from heavy rain, though normal splashing from driving shouldn't cause issues.
• How many channels does the Etronix EX4GT have? — The system provides 6 channels total: 2 proportional channels (steering and throttle) plus 4 additional switched channels (the original three-stage and two-stage AUX switches, plus the updated Winch and LED channels on the newer receiver versions).

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the ETRONIX EX4GT TRANSMITTER & RECEIVER COMBO ET1064 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.