1203C GNSS/SBAS Receiver

Designed for business, regional, airline transport and heavy rotary wing aircraft, the 1203C GNSS/SBAS receiver provides state-of-the-art aviation GPS technology in a proven package


Retrofit GNSS Receiver for Global NextGen Position Source Applications

As a certified ADS-B position source approved for all ICAO jurisdictions, the integrated 15-channel 1203C SBAS/GNSS sensor is part of a fully rule-compliant ADS-B Out system when paired with a compatible, certified Mode S transponder. Providing reliable service to fleets worldwide, the 1203C also serves as the approved position source for CPDLC, TAWS/FMS, RNP and other NextGen applications.


High Performance 15-Channel GPS Engine

Integrated 15-channel GPS receiver with a position update rate of five times per second.

Wide Variety of Platform Availability

Designed and supplemental type certified for a variety of platforms including business jets, commercial air transport, and rotorcraft.

Fully Rule-Compliant ADS-B Out System

Fully rule-compliant ADS-B Out system when paired with a compatible Mode S Extended Squitter transponder

Meets Position Source Requirements

Meets position source requirements for Required Navigation Performance (RNP) and other L-NAV operations

Multiple ADS-B, TAWS, & CPDLC STCs

Multiple STCs for ADS-B, TAWS, and CPDLC as a position and timing source.

TSO Certified

TSO-C145c certified and approved to DO-160F and DO-178B Level C


Various hardware and service options available. For accurate pricing, contact a technical sales expert.

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FreeFlight Systems offers leading products and solutions to improve situational awareness and to achieve compliance for aviation’s rapidly evolving regulations.

Antennas & Accessores

FreeFlight Systems offers numerous antenna and accessories to help you get the most out of your flight operations. 

Industry Leading STCs

With hundreds of STCs for leading airframes, FreeFlight Systems or its associated sister companies can offer you STCs on virtually any airframe. 

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1203C STCs

1203C™ FAQ

Download the Product Sheet

Need more information? Download the product sheet and get in touch with FreeFlight Systems’ technical experts to learn more about our NextGen solutions.