Soccer is one of the most popular sports among girls, Chaudhry said, and its popularity blossomed after U.S. women won the World Cup in 1999. Katy Hardt, 22, who lives in San Francisco, has played soccer since she was little.
TETRA (Terrestrial Trunked Radio) TETRA (Terrestrial Trunked Radio) is a set of standards developed by the European Telecommunications Standardisation Institute (ETSI) that describes a common mobile radio communications infrastructure throughout Europe.
A trunked radio system is a complex type of computer-controlled two-way radio system that allows sharing of relatively few radio frequency channels among a large group of users. talkgroup is an assigned group on a trunked radio system. Unlike a conventional radio which assigns users a certain frequency, a trunk system takes a number of frequencies allocated to the system.