(GEORGIA, VT – 1 November, 2016) – Liquid Measurement Systems, Inc. announced today it has received FAA TSO C55a approval for new auxiliary fuel gauging components it has designed and produced for Marshall Aerospace and Defense Group, for use on the extended-range Bombardier Q400 aircraft platform.

The proprietary 8-channel digital signal conditioner and digital cockpit/refuel panel indicator comply with DO-178C, software level “C” requirements and DO-254C hardware requirements. The FAA certification is accepted by the European Aviation Safety Agency (EASA) under 2016’s Reciprocal Acceptance Agreement.

LMS CEO George Lamphere stated, “LMS is pleased to support Marshall Aerospace. This TSO conformance also helps LMS further demonstrate its capabilities in the commercial aviation market space”.

Liquid Measurement Systems engineers and manufactures aviation fuel system solutions for military and commercial fixed-wing and rotor-wing aircraft, featuring lightweight, strong, non-corrosive graphite composite probes, multi-functional signal conditioners and fuel quantity indicators. LMS combines advanced, high-performance design with lean, precision manufacturing and rigorous quality management for exceptional customer service.


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For more information, contact
Pete Watson
Business Development Manager
Liquid Measurement Systems
Phone: 802-528-8142
Mobile: 802-370-6912