Call3.zip May 2026

: Bundle the executable script, a README.txt , and a "Last Updated" timestamp into the call3.zip file.

: Ensures operators have the correct grid squares for distance and bearing calculations.

This feature would serve as a "one-click" update tool to ensure a station's local callsign database is always current without manual downloading. call3.zip

: Use a script to download the latest raw callsign data. For example, N3FJP typically provides bulk data files that can be over 80 MB.

: A background script (packaged as a ZIP) that fetches the latest verified callsign data from central repositories like the QRZ Callsign Database or FCC Amateur Radio Database. Key Components : : Bundle the executable script, a README

: A feature that detects when the radio software is launched and checks if the local database is older than 30 days. Implementation Steps

: Using a compressed ZIP format for the updater tool keeps the initial download small, even if the final text database it generates is large. : Use a script to download the latest raw callsign data

: Prevents the need to manually search for stations on web browsers during a busy contest.