UW News
![Primary node](https://uw-s3-cdn.s3.us-west-2.amazonaws.com/wp-content/uploads/sites/6/2013/04/04195918/00I-RSN-lab-45.jpg)
Primary node
Six high-voltage primary junction boxes were installed last summer by telecommunications contractor L-3 MariPro. This seventh one, a spare, sits on the sidelines in the UW lab. Yellow cables installed this summer will plug into these.Photo Credit: Mary Levin / UW