The specs for the various digital signage options are below:
Penn Libraries signs: Size: 1252px x 939px (4:3 aspect ratio), File formats: Multiple .jpg, .pdf, .pptx, .png, .gif, .tif, Installation: Uploaded through virtual desktop and onto computers running Four Winds Interactive sign player (full info:https://guides.library.upenn.edu/digital-signage/tools-resources)
Penn Museum signs: (will send ASAP. Trying to find someone who knows since the person who knew them best is out on paternity leave…)
Campus-wide Penn Video Network Bulletin Boards: Size: 1024×768 px, Resolution: 72 or greater, Color mode: RGB (best for TV reception) or Black-and-white
Orientation: Horizontal (vertically-oriented graphics will have to be re-formatted for proper viewing) (fuller info: http://www.upenn.edu/video/vbb.html)