Look for receivers with “TCXO” as they offer a more stable link. When it comes to hardware, consider receivers with “PA” and “LNA” for better range performance. Lastly, consider the type of antenna that comes with the receiver, as some have a built-in antenna which is more compact, while others come with a U.FL connector for an external antenna which normally provide better range. The main differences are build quality, size, and WiFi support for firmware updates and configuration. HappyModel Moxon (4.2dB)Īll ExpressLRS receivers and transmitter modules are cross-compatible, regardless of brand, since they are based on the same open source design.

With a wide range of sizes and shapes, you can find one that suits your needs and environment. To increase your range, consider upgrading to an aftermarket antenna with better quality and higher gain. Stock antennas often have lower gains as they are designed for general use, and their build quality is not always the best. Smaller radios might have lite module bay, you will need to get the right size module. The transmitter module fits into the external JR module bay. Opt for one of the reputable brand featured below. The main differences lie in the build quality, features such as screen, maximum output power, and cooling. However, most of them are based on the same open source design by ExpressLRS. Your radio must have a compatible module bay to install this module to.Ĭhoosing a transmitter module might seem daunting due to the abundance of options available. If you have a radio without built-in ExpressLRS, you will need to purchase an ExpressLRS transmitter module in order to use the system. It simplifies the setup process and reduces the cost of upgrading your radio system. Some radios with internal modules only go up to 150-250mW, while some may go up to 1W.

Getting a radio with ExpressLRS built-in means you can enjoy this great radio control link without the need for an additional module. Inconsistent Packet Rate – CRSFShot Not WorkingĪll transmitters and receivers with ExpressLRS firmware are compatible regardless the brand.How to Install Cooling Fan on Happymodel TX Module.Receiver Update Warning: ”Not enough data uploaded!“.Same radio controlling multiple receivers simultaneously.Betaflight Setup for ExpressLRS Receiver.Binding Procedure Without Binding Phrase.

Flash RX Firmware via Betaflight Passthrough.Is It Necessary to Update ExpressLRS Firmware?.

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