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Environmental Measurement and Modeling

Differential Global Positioning Systems (DGPS) Validation

The Volpe Center’s Environmental Measurement and Modeling Division provides support to FAA's Office of Environment and Energy (AEE) by performing validation of differential global positioning systems (DGPS) and methodology used by noise certification applicants to determine aircraft...

Acoustic Instrumentation System Validation

The Volpe Center’s Environmental Measurement and Modeling Division provides support to FAA's Office of Environment and Energy (AEE) by performing validation of audio measurement, recording and analysis systems, whether fully-integrated or comprised of individual off-the-shelf components used by...

Validated DGPS Systems

INFORMATION: Use of Global Position Systems (GPS) Based Time Space Position Information (TSPI) System as a Truth Source for Certification Flight Testing.

Environmental Measurement and Modeling

The U.S. DOT Volpe Center's Environmental Measurement and Modeling Division measures and models acoustics and air quality to support transportation-related environmental initiatives. Our work is used to design energy and environmental policies.