The armachammainframe.zip file you have requested: Maps Levels Missions / Deathmatch / Armacham Mainframe - 10.61mb is not available. Perhaps try browsing all files for the game F.E.A.R. and upload any files you want to share or are missing. This is the only information we could locate:
The Armacham Technology Corporate Mainframe building. The effects in this map and the models, especially the lightcycle look very cool. Check this out!