L-3 Aviation To Provide GH-3900 ESIS For Viking Twin Otter 400s

L-3 Aviation Products has been selected to provide its GH-3900 electronic standby instrument system (ESIS) for new production Viking Twin Otter Series 400 aircraft. Canadian-based Viking holds the type certificates for seven legacy de Havilland aircraft — DHC-1 through DHC-7 — and manufactures the...

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