10.7282/T34Q7X1V No Name Supplied Surface Wave Spectra: Axys Technologies. TRIAXYS. (CP01CNSM-00004) Ocean Observatories Initiative 2015 The TRIAXYS™ buoy is a precision instrument equipped with technologies that make it an easy to use, rugged and economical buoy for accurate measurement of wave height, period and direction. The sensor unit contained in this device is comprised of three accelerometers, three rate gyros, a flux-gate compass, and the proprietary TRIAXYS™ Processor. (The TRIAXYS™ Processor was developed from the successful low-power Watchman 100™ payload processor especially designed by Axys Environmental Systems for the marine environment).