Call3.zip Apr 2026

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

: Ensures operators have the correct grid squares for distance and bearing calculations. call3.zip

: 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 : This feature would serve as a "one-click" update