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High power C Band transmission for 5G cellular transmission affect avionics
5G Tolerant Radar Altimeters ensure pilot and passenger safety, even near cell towers
TERRAIN SERIES 5G tolerant Radar Altimeters ensure save landings for Regional Aircraft

    

Pilots Depend on Radar Altimeters —
EVERYWHERE

5G, and in the near future 6G, transmissions require high-power C band radio frequency that can affect radar altimeter altitude accuracy anywhere. FreeFlight’s TERRIAN SERIES of radar altimeters was specifically designed to tolerate transmissions by combining state-of-the art technology and all new RF circuitry to maximize pilot and passenger safety, even near cell towers.

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Supports All Platforms

Commercial, Military & UAMs

enhances safety & awareness

Proven and accurate altitude readings

Retrofit & Line-fit

Hassle-free installation process

economical

Lightweight, compact, and affordable

tERRAIN SERIES


FreeFlight Systems’ advanced digital signal processing technology guarantees that high-power communication transmissions do not disrupt altitude readings, even when in close proximity to cellular towers. This versatility is a hallmark of our 5G Tolerate radar altimeter portfolio, which is designed to be compatible with almost any aircraft or UAM currently in operation.

All three models provide high accuracy, each equipped with advanced technology specific to operator's needs.
RA-6500 %G Tolerant Radar Altimeter

RA-6500

Designed for business, regional, airline transport, and heavy rotary-wing platforms, the RA-6500 provides aircraft with a single or dual-install radar altimetry solution and multi-interface design with ethernet connectivity and USB On the Go (OTG).

High power C Band transmission for 5G cellular transmission affect avionics, FreeFlight can help

RA-5500

Engineered for UAM/AAM, rotary-wing, and business aviation platforms, the RA-5500 has the same features and performance as the RA-6500 and offers retrofit capabilities with legacy aircraft utilizing existing antennas, control heads, and cabling.

Free Flight Systems TERRAIN SERIES 5G Tolerant Radar Altimeters for Helicopters

RA-4500 MK II

Designed for helicopter and seaplane operations, the RA-4500 MK II provides precise AGL information from 2,500 feet to ground level and operates consistently in the most challenging environments, including rotorcraft low-altitude hover and terrain transitions. 

Customer Testimonials

"We made the conscious decision to utilize leading, future-proof components and avionics for our platform. For that, we require state-of-the-art, robust, and reliable avionics, such as FreeFlight Systems’ RA-6500 TERRAIN Series onboard our airships to ensure safe operations.”
Alan Weston
Chief Executive Officer at LTA Research
“Ensuring the safety of our pilots and students is our top priority at Leading Edge, which is why we took immediate action when we noticed the interference caused by 5G transmissions. As existing customers of FreeFlight, we know the quality of their products and their commitment to addressing the 5G interference. That’s why we upgraded our current RA-4500 to the RA-4500 Mark II.”
Travis Warthen
President at Leading Edge Flight academy

Remember this:

You won't regret choosing the Terrain Series 5G Tolerant Radar Altimeters.

The TERRAIN SERIES radar altimeters are a powerhouse of advanced features. Their DSP-based RF processing technology, designed to combat 5G and other spurious environmental interference, ensures uninterrupted performance. Their multi-interface design, including ethernet connectivity and USB On the Go (OTG), further enhances their capabilities, making them a versatile and reliable choice. These advanced features are sure to intrigue aviation professionals.

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