The UNIVAC 1219 is not vacuum tube. http://vintagecomputer.net/univac/1219/1219_Brochure.pdf -- @ BillDeg: Web: vintagecomputer.net Twitter: @billdeg <https://twitter.com/billdeg> Youtube: @billdeg <https://www.youtube.com/user/billdeg> Unauthorized Bio <http://www.vintagecomputer.net/readme.cfm>