ARRL Field Day Calendar When: June 28, 2025 – June 29, 2025 all-day 2025-06-28T00:00:00-04:00 2025-06-30T00:00:00-04:00 LCARA will operate multiple stations for this 24 hour event on the grounds of the Lake County History Center 415 Riverside Painesvill Twp. To sign up to participate or just help: REGISTER HERE