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Brevity code for sending standard Ham radio messages
An ARRL Numbered Radiogram is a brevity code used in composing ARRL/RRI radiogram or radiogram-ICS213 messages during times of radio congestion. The codes
ARRL_Numbered_Radiogram
System of relaying formal traffic messages
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
ARRL_Radiogram
Formal written message transmitted by radio
A radiogram is a formal written message transmitted by radio. Also known as a radio telegram or radio telegraphic message, radiograms use a standardized
Radiogram_(message)
Conventions used in wireless telegraphy
Specific brevity codes include: ACP-131 Aeronautical Code signals ARRL Numbered Radiogram Multiservice tactical brevity code Ten-code Phillips Code NOTAM
Radio_code
Radio and telegraph signals encoding longer definitions
classified from the public. ACP-131 Allied military brevity codes ARRL Numbered Radiogram Commercial codes such as the Acme Commodity and Phrase Code, the
Brevity_code
American organization of amateur radio enthusiasts
American Radio Relay League (ARRL) is the largest membership association of amateur radio enthusiasts in the United States. The ARRL is a non-profit organization
American_Radio_Relay_League
International US-owned broadcaster
2026. "VOA Radiogram". Tumblr. Archived from the original on February 1, 2024. Retrieved August 11, 2023. "VOA Radiogram". VOA Radiogram. Archived from
Voice_of_America
Non-commercial use of the radio spectrum
arrl.org. Retrieved 22 May 2025. "MT-63". www.arrl.org. Retrieved 22 May 2025. "MFSK Spec". www.arrl.org. Retrieved 22 May 2025. "Olivia". www.arrl.org
Amateur_radio
message be originated back to the sending station. Sample Radiogram ARRL-formatted radiogram being originated in a local net on the WA4TSC repeater, 2013-07-11
National_Traffic_System
Software that allows a sound card to be used as a data modem
Radiogram, service terminated in 2017 and continuing as Shortwave Radiogram. In June 2017, following the demise of VOA Radiogram, Shortwave Radiogram
Fldigi
Type of Morse code operating signal
League (ARRL) has also developed its own QN Signals for message handling located in this range. Even though they overlap with other signals, the ARRL determined
Q_code
Amateur radio communications software
non-recursive convolutional code with constraint length K = 32, rate r = 1⁄2. Number of binary channel symbols: nsym = (50 + K − 1) × 2 = 162. Keying rate is
WSPR_(amateur_radio_software)
Predefined shorthand signals
followed by more information. For the special purpose of exchanging ARRL Radiograms during National Traffic System nets, the following prosigns and signals
Prosigns_for_Morse_code
Methods to make 2-way voice communications clear
business will involve mainly the passing of formal messages, known as radiograms. Stations without the ability to acquire a time signal accurate to at
Radiotelephony_procedure
travel, tourism, insurance
ARRL NUMBERED-RADIOGRAM
ARRL NUMBERED-RADIOGRAM
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ARRL NUMBERED-RADIOGRAM
ARRL NUMBERED-RADIOGRAM
ARRL NUMBERED-RADIOGRAM
ARRL NUMBERED-RADIOGRAM
ARRL NUMBERED-RADIOGRAM
ARRL NUMBERED-RADIOGRAM
travel, tourism, insurance