Source attribution

References & Credits

This page credits the public sources and libraries used in the site package.

Radio system data

RadioReference: NTIRN

Used for public North Texas Interoperable Radio Network site records.

https://www.radioreference.com/db/sid/7349/sites

RadioReference: TxWARN

Used for publicly visible Texas Wide Area Radio Network site records.

https://www.radioreference.com/db/sid/4563/sites

RadioReference: Texas Tower

Used for publicly visible Texas Tower site information.

https://www.radioreference.com/db/sid/12070/sites

Libraries and map/geography references

D3.js

Used for the SVG globe projection, drag/zoom interaction, and rendering.

https://d3js.org/

TopoJSON Client

Referenced in earlier builds for geographic boundary rendering.

https://github.com/topojson/topojson-client

world-atlas / us-atlas

Referenced for country, state, and county boundary datasets in earlier D3 prototypes.

world-atlas and us-atlas

Important note

The current visible-boundary globe embeds simplified boundary geometry for reliability. It is intended for visual context, not survey-grade geography.

World Cell Tower Layer

Dash World Cell Towers: https://dash.gallery/dash-world-cell-towers/

Dash World Cell Towers GitHub: https://github.com/plotly/dash-world-cell-towers

OpenCellID: https://opencellid.org/

PapaParse: https://www.papaparse.com/

Leaflet.heat: https://github.com/Leaflet/Leaflet.heat

Authentication and Database

PHP password_hash / password_verify: used for secure password storage and verification. PHP password_hash documentation

PDO: used for prepared database queries. PHP PDO documentation

MariaDB: database engine used through cPanel MySQL/MariaDB tools. MariaDB project