NextNav mini approved

The NexNav mini GPS WAAS Class Beta-1 is now available for the Trig TT31 transponder for a 2020 ADS-B mandate-ready solution. Trig Avionics recently gained the FAA Approved Model List (AML) of the Supplemental Type Certificate (STC) that incorporates the NexNav mini sensor line replaceable unit (LRU) as a qualified position source.

The flight test program was successfully completed by Peregrine of Englewood, Colorado, using a Mooney M20 aircraft, company officials said.

“We are excited to be working with the talented team at Trig Avionics to provide an affordable ADS-B solution,” commented Hal Adams, Chief Operating Officer for Accord Technology. “The NexNav mini is a great match for Trig and we look forward to a rewarding relationship for years to come.”

Accord Technology received TSO-C145c for its NexNav mini in 2010 and fully qualified as GPS source per the US FAA ADS-B Advisory Circular 20-165. The NexNav mini GPS technology was the first GPS WAAS sensor to be authorized US FAA TSO-C145c WAAS Class Beta-1 only.

The Accord Technology NexNav GNSS product line revolves around two key receivers, NexNav mini and NexNav MAX. The receivers are at the heart of an embedded customer solutions whether as a Circuit Card Assembly (CCA) or embedded in the Line Replacement Unit (LRU) as a stand-alone GPS solution. NexNav mini was the industry’s first GPS receiver and sensor qualified to fully support the known worldwide and U.S. FAA ADS-B GPS source requirements The NexNav mini is compatible with EGNOS and other Satellite Based Augmentation Systems (SBAS) to the extent they are is compatible with WAAS.

The NexNav LRU sensor is available in a compact form factor of 6.5 in X 5.13 in X 1.6” with side flange. Interface with other avionics is through RS-232 via a 25 pin Sub-d receptacle and a TNC RF, socket antenna connector. It has dual ports; Legacy + ADS-B and standard NMEA protocol. The mini receiver operates from 9-32 Vdc with full performance.

The NexNav mini 21000/21001 Receiver conforms to TSO-C145c Class Beta 1 without any deviations. It also meets RTCA/DO-160F environmental specifications and has been developed in accordance with RTCA/DO-178B level C and RTCA/DO-254 level C design assurance level. The sensor meets all the requirements for Non-Precision Approach (LNAV) as per DO-229D. It can be operated in Oceanic, En-route, Terminal, LNAV airspace, and Beta 1 applications such as GPS source for ADS-B. The NexNav mini operates with either TSO-C190 or TSO-C144 approved antenna for TSO-C145c Class Beta 1 operations.

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