Mark Haworth – G4EID · KM8H
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Tagged: amateur radio

Everything tagged amateur radio

Everything across the logbook tagged amateur radio.

HF propagation dashboard

Investigations · 5 Jun 2026

A worldwide dashboard that shows, band by band, what the physics predicts and what stations on the air are actually proving, side by side and never merged.

amateur radiopropagationdata

Mark Haworth, G4EID / KM8H. A personal logbook, kept with a personal aim and no pecuniary interest. © 2026.