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An amateur radio net, or simply ham net, is an "on-the-air" gathering of amateur radio operators.Most nets convene on a regular schedule and specific frequency, and are organized for a particular purpose, such as relaying messages, discussing a common topic of interest, in severe weather (for example, during a Skywarn activation), emergencies, or simply as a regular gathering of friends for ...
The Surplus Radio Society, a Dutch society of collectors of old ex-military radio equipment and other nostalgic receivers and transmitters holds weekly radio activity nets every Sunday on 3.575 MHz CW / 3.705 MHz AM and sponsors several flea markets and exchange fairs each year. [34]
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 .
The QN Signals are Morse code operating signals that were introduced for Amateur radio net operation in 1939 on the Michigan QMN Net to lighten the burdens of net control operators. Originally created by a committee of the Detroit Amateur Radio Association led by Ralph Thetreat, W8FX. [ 1 ]
For amateur radio nets, it's typically for the purpose of allowing stations to discuss their recent operating activities (stations worked, antennas built, etc.) or to swap equipment. For Military Auxiliary Radio System and National Traffic System nets, net business will involve mainly the passing of formal messages, known as radiograms .
Like other amateur radio frequency allocations, an IP range of 44.0.0.0 / 8 was provided in 1981 for Amateur Radio Digital Communications (a generic term) and self-administered by radio amateurs. In 2001, undocumented and dual-use of 44.0.0.0 / 8 as a network telescope began, [ 1 ] recording the spread of the Code Red II worm in July 2001.
Dimmed lights, no in-store radio: Morning shopping at Walmart is going to be a lot more peaceful. Chris Morris. November 8, 2023 at 11:11 AM. ... That’s going to mean no in-store radio, lower ...
A net is nothing more than a time of day and a radio frequency where the appropriate group of amateur operators can meet to send the messages on their way. ARRL Radiogram traffic typically begins and ends its journey at local nets, often through nearby repeaters. Local nets typically involve city or county-wide coverage on VHF (2-metre band) or ...
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