codeplug

2026-04-05

A codeplug is a configuration file for DMR and certain ham radios. Code plugs are typically built, managed, read and written to the radio using CPS ...

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CPS (Customer Programming Software)

2026-04-05

CPS (Customer Programming Software) is specialized software used to configure DMR radios.

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mobile operation (radio)

2026-04-05

Mobile operation is operating a radio from a vehicle such as a car, boat, or airplane.

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portable operation (radio)

2026-04-05

Portable operation is a practice used by radio operators in which they operate from temporary, non-permanent locations such as parks, summits, or ...

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qdmr

2026-04-05

qdmr is a codeplug programming tool for DMR radios that works on Linux.

https://dm3mat.de/software/qdmr

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RTTY

2026-04-05

Radioteletype (RTTY) is a digital operating mode used in commercial, government, military, and amateur radio contexts to send text over radio waves.

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SOTA

2026-04-05

Summits On The Air (SOTA) is an award scheme for amateur radio operators that encourages portable operation in mountainous areas. ...

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two-way radio

2026-04-05

Two-way radios are devices that both transmit and receive radio signals, allowing for back-and-forth communications.

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APRS frequencies

2026-04-04

Common APRS frequencies:

Location Frequency
North America 144.390 MHz ...
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MARS

2026-03-26

The Military Auxiliary Radio System (MARS) is a United States Department of Defense sponsored program consisting mostly of amateur radio operators ...

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