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Sunday, 16 January 2011 18:00

Erickson Air-Crane Selects Archangel's ADAHRS & AFC

Erickson Air-Crane has selected Archangel Systems' AHR150A Air Data Attitude Heading Reference System (ADAHRS) and AFC001 Automatic Flight Control for their S-64 fleet.  Archangel supplies Erickson shipsets consisting of 2 ADAHRS and 2 AFC per S-64.  Archangel has worked closely with Erickson during their TC approval process, culminating in the initial S64 retrofit delivery to San Diego Gas and Electric in December, 2010.

The AHR150A is a cost effective ADAHRS at low size, weight and power budgets with FAA TSO C4c, C5e, C6d, C88a, C106 approvals.  All software is DO178B Level A running on redundant and dissimilar processors.  Developed for compatibility with Fly-by-Wire systems, data latencies are low. Air data is RVSM compliant.  The AFC001 has FAA TSO C9c approval with DO178B Level B software.

Archangel Systems, Inc. is a private, closely held Alabama Corporation, headquartered in Auburn, Alabama. Formed in 1992, the company specializes in Inertial Sensing Systems & Solutions for Aerospace, Automotive, & Military Applications. Areas of expertise include sensor development, hardware & software development, as well as FAA certification of both hardware & software to the highest levels of criticality. For additional information, please visit

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