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The Tandy Center Subway was a small rapid transit system that operated in Fort Worth, Texas, from February 15, 1963 [1] to August 30, 2002. [2] It ran a distance of 0.7 miles (1.1 km) and was, during the period of its operation, the only privately owned subway in the United States.
Harris Corporation was an American technology company, defense contractor, and information technology services provider that produced wireless equipment, tactical radios, electronic systems, night vision equipment and both terrestrial and spaceborne antennas for use in the government, defense, emergency service, and commercial sectors.
Gogo's ATG-4 system is a backwards compatible improvement to the previous ATG system. Maximum total download bandwidth has increased from 3.1 Mbit/s to 9.8 Mbit/s. [18] ATG-4 has been installed on at least 600 aircraft as of 2015. [19] Gogo can upgrade planes from ATG to ATG-4 overnight.
Continuous Automatic Warning System is the cab signaling systems in Ireland. The system makes use of 0, 50, 120 and 180 ppm codes using a 50 Hz carrier current. Additional codes are used on some rapid transit lines. Automatische treinbeïnvloeding is the Dutch cab signaling system. It makes use of 0, 75, 96, 120, 180 and 220 ppm codes using a ...
Alltel was a landline, wireless and general telecommunications services provider, primarily based in the United States.Before its wireless division was acquired by Verizon Wireless and AT&T, Alltel provided cellular service to 34 states and had approximately 13 million subscribers.
The Trinity Railway Express (TRE) is a commuter rail service in the Dallas–Fort Worth metroplex, Texas, United States.It was established by an interlocal agreement between Dallas Area Rapid Transit (DART) and Trinity Metro.
Fixed wireless is the operation of wireless communication devices or systems used to connect two fixed locations (e.g., building to building or tower to building) with a radio or other wireless link, such as laser bridge. [1] Usually, fixed wireless is part of a wireless LAN infrastructure. The purpose of a fixed wireless link is to enable data ...
The first such systems were installed on an experimental basis in the 1910s in the United Kingdom, in the 1920s in the United States, and in the Netherlands in the 1940s. . Modern high-speed rail systems such as those in Japan, France, and Germany were all designed from the start to use in-cab signalling due to the impracticality of sighting wayside signals at the new higher train spee