echoESX from uAvionix is a state-of-the-art remote mount Mode S ADS-B Out transponder integrated with a high-performance GPS receiver. Designed for both experimental and certified aircraft, echoESX provides seamless cockpit integration, simplified installation, and reliable ADS-B compliance, significantly enhancing situational awareness and operational efficiency.
Streamlined Integration
Designed to integrate seamlessly with AV-30-E and AV-20-E displays, echoESX also features an internal GPS receiver--eliminating the need for a separate GPS installation. For certified aircraft, an optional TSO-certified GPS antenna from uAvionix completes the package.
Easy Retrofit
Designed for quick retrofit installation that clears up your panel compared to traditional ADS-B Mode S transponders, echoESX is an easy replacement for your existing Mode C transponder with the ability to use your existing installed monopole transponder antenna.
User-Friendly Setup
Quick setup and intuitive configuration via AV-30-E and AV-20-E displays
Ecosystem Integration
Enhanced interoperability within the uAvionix ecosystem (AV-Link, AV-HSI, ForeFlight Sentry)
Compact Remote-Mount Solution
The echoESX combines a space-saving remote-mount design with ultra-efficient operation. Its minimal Size, Weight, and Power (SWaP) profile makes it an ideal upgrade from bulky legacy transponders, reducing strain on your aircraft’s electrical system.
Regulatory Compliant
Meets ADS-B Out regulatory requirements per FAA standards (14 CFR 91.227)
Built for Durability
Robust environmental durability (DO-160G compliance)
Precision Positioning
Integrated SBAS GPS Receiver providing precise positioning for reliable operation
