Front right angled view of the GAT-5518 Terminal - antenna and modem

Right angled view of the GAT-5510 antenna

Left angled view of the GAT-5510 antenna

Global Aero Terminal - 5518 (GAT-5518)

High-speed broadband for airborne operations

Viasat’s resilient Ka-band GAT-5518 terminal has an 18 in. (45.7 cm) parabolic antenna capable of operating on full ITU Ka-band spectrum with all polarizations. This mission-ready terminal is a part of Viasat’s family of next-generation, full-ITU Ka-band terminals, enabling in-flight, broadband connectivity services for airborne operations around the globe.

Viasat GAT-5518 at-a-glance

Future-proof your aircraft with one of Viasat’s Ka-band terminals to enable interoperability across all Viasat Ka-band satellites, including ViaSat-3, a planned global constellation of 1 Tbps Ka-band satellites.

Features include:

3 LRUs; an 18 in. (45.7 cm) antenna with an integrated RF and ACU, our next-generation modem, and an antenna power supply unit
Tail or fuselage mounted antenna
Operates over the highest capacity Ka-band satellites
Integrates into the existing aircraft’s cabin network
A low SWaP solution perfect for fixed wing and UAS aircraft
Send and receive large amounts of data with a small footprint

MC-12 Aircraft flying against a light blue sky

Optimize the capabilities of your GAT-5518 with Viasat SATCOM service

Our Best Available Network (BAN) enables roaming between networks of your choice vs. being saddled to a single provider. With a Viasat GAT-5518 terminal and our high-capacity satellites, warfighters can stay connected and informed around the globe for the entire duration of their mission.

Learn how pairing a Viasat GAT-5518 with Viasat service can amplify your connectivity and enhance your CONOPS.

EXPLORE SERVICES

View of Earth from space with light beaming from the side

Capabilities
Specifications
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Real-time mission-critical data

Enable any aircraft to stay connected with real-time information virtually anywhere you fly. The Viasat Global Aero Terminal 5518 partnered with our global Best Available Network (BAN) provides mission-critical connectivity to global and regional aircraft.

This combination amplifies today’s missions and applications:

Enroute government C3 and VIP transport communications for data, VoIP, VTC, internet access, virtual collaboration, and IPTV
Real-time intelligence, surveillance and reconnaissance (ISR) with HD full motion video and multi-sensor/multi-intelligence operations for instant situational awareness and decision making
Looking for more information on our commercial or business aviation application? Find it here.

Antenna

Class - Tail or fuselage mount, parabolic reflector Ka-band TX/RX airborne antenna
Aperture - Parabolic reflector, circular polarization, electronically switchable, all combinations of R, L, co-pol, or cross-pol
Frequency - Full ITU Ka, commercial and military
Swept volume (DxH) – Ø19.6 x 19.6 in.; Ø49.8 x 49.8 cm.
Weight – 35.0 lb.; 15.9 kg

Antenna power supply

Power source - 115 VAC, 360 Hz – 800 Hz single phase, or 28 VDC
Power consumption - 420 W
Dimensions (LxWxH) - 11 x 8 x 3.3 in.; 28 x 20.8 x 8.3 cm.
Weight - 7.9 lb.; 3.6 kg

Modem

Form factor - ARINC 600 4 MCU
Dimensions (LxWxH) - 14.6 x 4.9 x 7.6 in.; 37 x 12.5 x 19.4 cm.
Weight - 17.0 lb.; 7.7 kg

Want to learn more about the GAT-5518?

Contact Viasat

The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement.