Cutaway of Cluster spacecraft main equipment platform, showing the STAFF (1), EFW (2), DWP (3), WHISPER (4) and WBD (5) instruments - all of which comprise the WEC package.
The Wave Experiment Consortium (WEC) was formed to get maximum scientific return from the available spacecraft instruments. WEC comprises five coordinated experiments designed for measuring electric and magnetic fluctuations, and small-scale structures within critical layers in the Earth's magnetosphere.