User:Duggabe: Difference between revisions

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<!-- QT_GUI_Chooser.mediawiki -->
Barry Duggan is a graduate of Georgia Tech in Electrical Engineering and is a career computer programmer specializing in real-time control, data communication systems, and email security. He has been an amateur radio operator since 1953.
This block creates a variable with enumerated options. The gui widget is implemented as a combo box or radio button group. When the label is left blank, the option will be used as the label. Set the number of options to "list" to enter a single list of options and labels.


See [[GUI Hint]] for how to position the GUI within your window.
Barry started working on the GNU Radio project in 2019 and now devotes most of his time doing Wiki documentation, and development of amateur radio applications.


== Example Flowgraph ==
Summary of programming languages used (roughly in chronological order):
* FORTRAN
* assembly languages of various computers
* COBOL
* C
* Pascal
* HTML5
* CSS3
* XML
* JavaScript
* JSON
* node.js
* PHP
* Python


This shows the QT GUI Chooser block and how it looks in the output.
== Presentation Links ==


[[File:FunCube_AM_out.png|800px]]
=== YouTube ===
<br><br>


<b>Note:</b> <code>Added field for 3.8.1 in July 2020</code> The "Option 0 (Default)" field has been split into two fields: "Default option" and "Option 0". Whereas the old format forced the default value to be entered as Option 0, the new format allows any of the options to be the default value. Here are what the parameters of the Chooser look like before and after:
* GRCon21 Newbie's Guide
    https://www.youtube.com/watch?v=uxAW-WzuNy0
* GRCon21 gr-control presentation
    https://www.youtube.com/watch?v=eZ53BQLaKpw
* GRCon23 File transfer using Packet and BPSK
    https://www.youtube.com/watch?v=UpiaL1Hr6-s


[[File:FunCube_AM_prop.png|387px]]&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[[File:QT_GUI_CHOOSER_prop.png|303px]]
=== Vienna Wireless Society ===
 
* VWS SDR Project  Feb 26, 2025
    https://drive.google.com/file/d/1Qh-nYxMh-1SAeDfAezipXa80Ve4y44Br/view?usp=sharing
 
* How to build a SSB receiver  Oct. 10, 2025
    https://youtu.be/fCK8T9EeTX8

Latest revision as of 12:08, 14 October 2025

Barry Duggan is a graduate of Georgia Tech in Electrical Engineering and is a career computer programmer specializing in real-time control, data communication systems, and email security. He has been an amateur radio operator since 1953.

Barry started working on the GNU Radio project in 2019 and now devotes most of his time doing Wiki documentation, and development of amateur radio applications.

Summary of programming languages used (roughly in chronological order):

  • FORTRAN
  • assembly languages of various computers
  • COBOL
  • C
  • Pascal
  • HTML5
  • CSS3
  • XML
  • JavaScript
  • JSON
  • node.js
  • PHP
  • Python

Presentation Links

YouTube

  • GRCon21 Newbie's Guide
   https://www.youtube.com/watch?v=uxAW-WzuNy0
  • GRCon21 gr-control presentation
   https://www.youtube.com/watch?v=eZ53BQLaKpw
  • GRCon23 File transfer using Packet and BPSK
   https://www.youtube.com/watch?v=UpiaL1Hr6-s

Vienna Wireless Society

  • VWS SDR Project Feb 26, 2025
   https://drive.google.com/file/d/1Qh-nYxMh-1SAeDfAezipXa80Ve4y44Br/view?usp=sharing
  • How to build a SSB receiver Oct. 10, 2025
   https://youtu.be/fCK8T9EeTX8
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