Project 25 (P25) FDMA for its Phase 1 conventional and trunked radio systems:

Project 25 was established by joint efforts of:

■ The Association of Public Safety Communications
   Officials International (APCO)

■ National Association of State Technology
   (formerly Telecommunications) Directors (NASTD)

■ Selected Federal Agencies

■ The National Communications System (NCS).

Project 25 was set up to address the need for common digital public safety radio communications standards for First Responders and Homeland Security/Emergency Response professionals.