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  2. Radio code - Wikipedia

    en.wikipedia.org/wiki/Radio_code

    The unit also features a removable button facepanel as an additional anti-theft measure. Many car audio systems (car radios) have a so-called 'radio code' number which needs to be entered after a power disconnection. This was introduced as a measure to deter theft of these devices. If the code is entered correctly, the radio is activated for use.

  3. Qt (software) - Wikipedia

    en.wikipedia.org/wiki/Qt_(software)

    Qt (pronounced "cute" [7] [8] or as an initialism) is a cross-platform application development framework for creating graphical user interfaces as well as cross-platform applications that run on various software and hardware platforms such as Linux, Windows, macOS, Android or embedded systems with little or no change in the underlying codebase while still being a native application with native ...

  4. List of amateur radio software - Wikipedia

    en.wikipedia.org/wiki/List_of_amateur_radio_software

    Proprietary. macOS. MacLoggerDX is a full-featured amateur radio contact logger for macOS with Transceiver control, Rotor control, Callbook lookup, QSL handling (Hardcopy / LoTW / eQSL / Club Log), DX Cluster and spotting, and basic contesting support. It also works with WSJT-X to control the transceiver while making digital contacts, etc.

  5. Morse code abbreviations - Wikipedia

    en.wikipedia.org/wiki/Morse_code_abbreviations

    To station S2YZ from station S1ABC: Over to you only. S2YZ transmits Morse message: S1ABC DE S2YZ = TNX FB RPRT DR OM JOHN UR 559 = QTH BARCELONA = NM IS ANDY S1ABC DE S2YZ KN. To station S1ABC from station S2YZ. Thanks for the good report. (FB or Fine Business means "good") 'dear old man' John. You are [RST] 559.

  6. Software-defined radio - Wikipedia

    en.wikipedia.org/wiki/Software-defined_radio

    Software-defined radio ( SDR) is a radio communication system where components that conventionally have been implemented in analog hardware (e.g. mixers, filters, amplifiers, modulators / demodulators, detectors, etc.) are instead implemented by means of software on a computer or embedded system. [ 1] While the concept of SDR is not new, the ...

  7. Police code - Wikipedia

    en.wikipedia.org/wiki/Police_code

    A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or other status ...

  8. GNU Radio - Wikipedia

    en.wikipedia.org/wiki/GNU_Radio

    GNU Radio is a free software development toolkit that provides signal processing blocks to implement software-defined radios and signal processing systems. It can be used with external radio frequency (RF) hardware to create software-defined radios, or without hardware in a simulation-like environment. It is widely used in hobbyist, academic ...

  9. Atom (text editor) - Wikipedia

    en.wikipedia.org/wiki/Atom_(text_editor)

    MIT License ( free software) [ 6][ 7] Website. atom .io. Atom is a free and open-source text and source-code editor for macOS, Linux, and Windows with support for plug-ins written in JavaScript, and embedded Git control. Developed by GitHub, Atom was released on June 25, 2015.