Internet Radio Linking Project — The Internet Radio Linking Project, also called IRLP, is a project that links amateur radio stations around the world by using Voice over IP (VoIP). Each gateway consists of a dedicated computer running custom software that is connected to both a … Wikipedia
Amateur radio — Amateur radio, often called ham radio, is both a hobby and a service in which participants, called hams, use various types of radio communications equipment to communicate with other radio amateurs for public service, recreation and self training … Wikipedia
Echolink — K1RFD.The program allows reliable worldwide connections to be made between radio amateurs, greatly enhancing Amateur Radio s communications capabilities. In essence it is the same as other VoIP applications (such as Skype), but with the unique… … Wikipedia
List of amateur radio organizations — Amateur radio organizations have been important from the earliest days of radio communications. In the early days, there was a very pragmatic reason for this. Amateur radio stations did not have a very wide range, so messages would often have to… … Wikipedia
Voice over Internet Protocol — (VoIP, IPAEng|vɔɪp) is a protocol optimized for the transmission of voice through the Internet or other packet switched networks. VoIP is often used abstractly to refer to the actual transmission of voice (rather than the protocol implementing… … Wikipedia
Remote base station — A remote base station is a common name for an amateur radio auxiliary station that is set up as to be controlled and operated from a remote location. Most remote base stations have similar features to any other Amateur radio station but can be… … Wikipedia
4-metre band — 4 metres (4 m, 70 MHz) is an amateur radio frequency band in the lower Very High Frequency spectrum. Traditionally allocated only in a small number of countries in Europe and Africa, the decline in VHF television broadcasts, movement away from… … Wikipedia
Radio over IP — Radio over Internet Protocol, or RoIP, is similar to VoIP, but augments two way radio communications rather than telephone calls. With RoIP, at least one node of a network is a radio connected via IP to other nodes in the radio network. The other … Wikipedia
Amateur radio repeater — An amateur radio repeater is an electronic device that receives a weak or low level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. Many repeaters are… … Wikipedia
D-STAR — This article is about the digital voice mode used in amateur radio. For the physical quantity, see Specific detectivity. For the concept in robotics, see D* search algorithm. For more details on this topic, see List of amateur radio modes. ICOM… … Wikipedia