System for virtual frost sensor

Systems and methods for protecting a site from lightning...

Temperature insensitive pressure jump detector

Temperature reduction fixture for accelerated weathering...

Temperature-compensated precipitation gauge

Total water content instrument

Underwater launched carrier

Underwater sampler

Untethered oceanographic sensor platform

Vorticity probe utilizing strain measurements

Water current force measuring apparatus

Water current meter

Water wave monitor

Water wheel all season rain gage

Wave direction measurement and recording

Wave height measuring device

Wave measuring buoy

Wave measuring buoy

Weather monitoring apparatus

Weather station