Avionics
TrueNorth Simplifies FANS With Iridium Data Link Unit
TrueNorth’s Iridium-based Simphone data link unit promises to make FANS compliance simpler and less expensive.
TrueNorth’s FANS 1/A-capable data link unit has achieved RTCA DO-178B level-D software certification and is on track to earn a TSO.
TrueNorth’s FANS 1/A-capable data link unit has achieved RTCA DO-178B level-D software certification and is on track to earn a TSO.

TrueNorth Avionics is on track to receive the first FAA technical standard order (TSO) certification for its new FANS 1/A-capable Simphone data link unit (DLU), which enables FANS-over-Iridium communication over oceanic routes. The new DLU has already achieved RTCA DO-178B level-D software certification, and the TSO is expected shortly.

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