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2. American Radio Relay League - Wikipedia

   en.wikipedia.org/wiki/American_Radio_Relay_League

   The American Radio Relay League (ARRL) is the largest membership association of amateur radio enthusiasts in the United States. ARRL is a non-profit organization and was co-founded on April 6, 1914, by Hiram Percy Maxim and Clarence D. Tuska of Hartford, Connecticut .

3. Radiogram (message) - Wikipedia

   en.wikipedia.org/wiki/Radiogram_(message)

   historic ARRL radiogram form. An ARRL radiogram is an instance of formal written message traffic routed by a network of amateur radio operators through traffic nets, called the National Traffic System (NTS). It is a plaintext message, along with relevant metadata (headers), that is placed into a traffic net by an amateur radio operator. Each ...

4. ARRL Radiogram - Wikipedia

   en.wikipedia.org/wiki/ARRL_Radiogram

   An ARRL radiogram is an instance of formal written message traffic routed by a network of amateur radio operators through traffic nets, called the National Traffic System (NTS). It is a plaintext message, along with relevant metadata (headers), that is placed into a traffic net by an amateur radio operator.

5. ARRL Numbered Radiogram - Wikipedia

   en.wikipedia.org/wiki/ARRL_Numbered_Radiogram

   An ARRL Numbered Radiogram is a brevity code used in composing ARRL Radiograms during times of radio congestion.. The code is used to transmit standard messages, sometimes with customized text, very quickly by experienced ARRL National Traffic System (NTS) message traffic handlers.

6. National Traffic System - Wikipedia

   en.wikipedia.org/wiki/National_Traffic_System

   Visual representation of traffic passing of ARRL radiograms between various nets, from Wisconsin to California. The National Traffic System (NTS) is an organized network of amateur radio operators sponsored by the American Radio Relay League for the purpose of relaying messages throughout the U.S. and Canada.

7. Microsoft Forms - Wikipedia

   en.wikipedia.org/wiki/Microsoft_Forms

   Download as PDF; Printable version; In other projects Wikidata item; Appearance. ... Microsoft Forms (formerly Office 365 Forms) is an online survey creator, ...

8. Logbook of The World - Wikipedia

   en.wikipedia.org/wiki/Logbook_of_The_World

   Logbook of the World (LoTW) is a web-accessed database provided by the American Radio Relay League (ARRL) to implement a contact verification service among amateur radio operators. Using LoTW, radio amateurs (hams) are able to claim and verify contacts (QSOs) made with other amateurs, generally for claiming credit for operating awards, such as ...

9. Amateur radio propagation beacon - Wikipedia

   en.wikipedia.org/wiki/Amateur_radio_propagation...

   In addition to identification and location, every 10 minutes, these beacons transmit solar and geomagnetic bulletins. Transmissions are in Morse code for aural reception, RTTY and PSK31. [ 14 ] DK0WCY operates also a limited service beacon on 3579 kHz at 0720–0900 and 1600–1900 local time.