Search results
Results from the WOW.Com Content Network
The mod's developers, G17 Media, also develop RDRFR, a similar law enforcement simulator conversion for Red Dead Redemption 2. [13] As of January 2022, LSPDFR has almost 11 million downloads, and LCPDFR has 2 million downloads; the mods' website, LCPDFR.com, also hosts over 27,000 additional third-party mod files and has over 420,000 registered ...
For example, a dispatch center for taxicabs may have an office downtown but have a base station on a distant mountain top. A Tone remote, also known as an EIA Tone remote, is a signaling system used to operate a two-way radio base station by some form of remote control. [1] [2] [3]
A "4-way" (intermediate) switch is a purpose built double pole, double throw (DPDT) switch, internally wired in manufacture to reverse the connections between the input and output and having only four external terminals. This switch has two pairs of "traveler" terminals that it connects either straight through, or crossed over (transposed, or ...
A police officer accessing a mobile data terminal in a police car. A mobile data terminal (MDT) or mobile digital computer (MDC) is a computerized device used in emergency services, public transport, taxicabs, package delivery, roadside assistance, and logistics, among other fields, to communicate with a central dispatcher.
The first types of small modular telephone connectors were created by AT&T in the mid-1960s for the plug-in handset and line cords of the Trimline telephone. [1] Driven by demand for multiple sets in residences with various lengths of cords, the Bell System introduced customer-connectable part kits and telephones, sold through PhoneCenter stores in the early 1970s. [2]
[2] Due to their cost and size, early police radio systems were only used in police cars and buildings; officers on foot patrol still had to rely on telephones and call boxes. Portable radios introduced in the 1960s made radio communications widely accessible to all officers. Early portable radios were heavy and had short battery life, an issue ...
A modern line card has no two-to-four wire conversion whatsoever; it is strictly an analog/digital interface to a system that has a completely digital and integrated signal path internally. Using actual wires to circuit switch a telephone call became obsolete when the crossbar switch (a mechanical system) was replaced by 4ESS electronic ...
Symmetrical double-sided two-way ranging. In radio technology, symmetrical double-sided two-way ranging (SDS-TWR) is a ranging method that uses two delays that naturally occur in signal transmission to determine the range between two stations: [1] Signal propagation delay between two wireless devices