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The obvious value of the system, especially the Toronto-Montreal link, led Eadie to consider expanding the network into a trans-Canada system carrying television, teletype and telephone signals. [6] [9] Latchford, Ontario - Rib Lake Microwave Repeater Towers. Righthand tower is the original TD-2 System, the lefthand tower carries TD-3 and cellular.
An extensive digital repeater, or "digipeater" network provides transport for APRS packets on these frequencies. Internet gateway stations (IGates) connect the on-air APRS network to the APRS Internet System (APRS-IS), which serves as a worldwide, high-bandwidth backbone for APRS data. Stations can tap into this stream directly, and a number of ...
RFinder's main service is the World Wide Repeater Directory (WWRD), which is a directory of amateur radio repeaters. RFinder is the official repeater directory of several amateur radio associations. RFinder has listings for several amateur radio modes , including FM , D-STAR , DMR , and ATV .
WSPR (pronounced "whisper") is an acronym for Weak Signal Propagation Reporter.It is a protocol, implemented in a computer program, used for weak-signal radio communication between amateur radio operators.
TD-2 was a microwave relay system developed by Bell Labs and used by AT&T to build a cross-country network of repeaters for telephone and television transmission. The same system was also used to build the Canadian Trans-Canada Skyway system by Bell Canada , and later, many other companies in many countries to build similar networks for both ...
Detroit Lions safety Brian Branch apologized Wednesday for flipping off the Lambeau Field crowd following his ejection during Sunday's 24-14 win over the Green Bay Packers.
A repeater controller can be a hardware solution or even be implemented in software. [6] Repeaters typically have a timer to cut off retransmission of a signal that goes too long. Repeaters operated by groups with an emphasis on emergency communications often limit each transmission to 30 seconds, while others may allow three minutes or even ...
The New York City Police Department released these images of “a person of interest” in the killing of UnitedHealthcare CEO Brian Thompson.