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Hawaiian Islands Grid Madness 2026

Hippo Dude

The official 2026 Grid Madness Mascot

A VHF/UHF Simplex Event

Sunday, September 27th from 1300 to 1700 HST

email: gridmadness@gmail.com

Review and join the Discussion Group at: https://groups.io/g/GridMadness/

For rules and log sheets: View or Download

----->Grid Madness 2026 Info Packet<-----

Use the Electronic Entry Form & Logger (Excel) and receive 10 Bonus Points!

---->Download Excel Logger Spreadsheet<----

  • Print a log sheet or two and the entry form. Look over the rules. You are set to go!
  • With your VHF/UHF FM radio, contact as many stations as you can in as many grid squares as you can, using SIMPLEX ONLY.

Questions? gridmadness@gmail.com

Grid Madness Event Overview

The title says it all.

All licensed amateur radio operators are invited to participate in this popular fall event on Sunday, September 27, from 1300 to 1700 HST. The date was chosen specifically to avoid conflicting with the Kaʻu Coffee Trail Run, which attracts a large group of amateur radio volunteers who provide race communications. The Kaʻu event will be held the (previous Sunday).

Grid Madness is a statewide event. Last year, Hawaiʻi Island operators were joined by participants from Kauaʻi, Maui, and Oʻahu. There was plenty of relaying between stations—and plenty of enthusiastic comments about how much fun everyone had!

The event is open to operators of every license class and uses simplex frequencies only. This four-hour event is designed for EMCOMM practice and fun. Test your equipment, coverage, and operating skills using FM simplex on 6 meters, 2 meters, 1.25 meters, and 70 centimeters.