The Public Safety Communications Research (PSCR) program is signing up a new round of industry partners for its public safety test bed network in the Boulder, Colo., area. Thirty-nine telecom companies have signed new five-year Cooperative Research and Development Agreements (CRADAs), said Program Manager Dereck Orr.  “The current version of the PSCR demonstration network was developed with equipment and support from more than 70 vendors,” according to a news release.