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w5isp.com/content/projects/gridmap.md
Graham McIntire 9f1da2c174
Update projects page with details from resume 
Add APRS.me and Verona Networks project pages, flesh out
TowerOps and GridMap descriptions, and add shared infrastructure
overview to the projects section.
2026-02-25 17:04:03 -06:00

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+++ title = "GridMap" description = "Maidenhead grid square mapping tool for amateur radio operators, built with Elixir/Phoenix."

[extra] url = "https://gridmap.org" +++

GridMap is a mapping tool for amateur radio operators that visualizes Maidenhead grid squares. Built with Elixir/Phoenix and backed by PostgreSQL with PostGIS for spatial queries.

Parses NASA SRTM elevation data to generate elevation profiles along a path, useful for evaluating line-of-sight between stations.