• Dates and Times for On-The-Air events refer to the Eastern time zone unless a different format is explicitly stated.  We typically provide UTC Date and Time information in the text body of the event.

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  • CARC Monthly Meeting – April

    Hoss's Steak House 61 Gettysburg Pike, Mechanicsburg, PA, United States

    CARC Members, Visitors and our Guests get together for a face-to-face meeting on the third Wednesday of each month (January through November). Meetings almost always are held at the Hoss's […]

  • World Amateur Radio Day

    On-The-Air General Delivery, Dillsburg, PA, United States

    World Amateur Radio Day Every April 18, radio amateurs worldwide take to the airwaves in celebration of World Amateur Radio Day. It was on this day in 1925 that the International […]

  • Nebraska QSO Party

    On-The-Air General Delivery, Dillsburg, PA, United States

    Nebraska QSO Party UTC Dates and Times Begin:     Saturday April 18, 2026   at 1100Z End:         Sunday   April 19, 2026   at 2259Z   Nebraska QP event dates […]

  • Delmarva Radio and Electronics EXPO

    Sussex Academy 21150 Airport Road, Georgetown, United States

    PRELIMINARY INFORMATION -- New Date and New Location came from the Event Sponsor Web Site.  Everything else  you see on this page was carried over from 2025. Delmarva Radio and […]

    $8.00

  • License Exam – HRAC – April

    Vietnam Veterans of America 8000 Derry St, Harrisburg, PA, United States

    Harrisburg Radio Amateur Club -- HRAC License Exam Schedule:   The third Saturday of EVEN numbered months.  Testing starts at 9 a.m. HRAC is part of the Laurel Volunteer Examiner group […]

  • Michigan QSO Party

    On-The-Air General Delivery, Dillsburg, PA, United States

    Michigan QSO Party UTC Dates and Times: Begin:  April 18, 2026  1600Z End:     April 19, 2026  0359Z Operate up to 12 hours. Exchange:  In-State Stations will transmit RST and […]

  • Ontario QSO Party

    On-The-Air General Delivery, Dillsburg, PA, United States

    Ontario QSO Party The Calendar View does not represent the two-segment operating period for this contest. The UTC Dates and Times, shown below, do capture and show the two operating […]

  • Quebec QSO Party

    On-The-Air General Delivery, Dillsburg, PA, United States

    Quebec QSO Party UTC Dates and Times Begin:   Sunday April 19 2025   at 1200Z End:      Sunday April 19, 2025   at 2200Z   List of Administrative Regions of Quebec […]

  • ARRL Rookie Roundup SSB

    On-The-Air General Delivery, Dillsburg, PA, United States

    ARRL Rookie Roundup SSB UTC Dates and Times Begin:   Sunday  April 19, 2026  at  1800 Z End:      Sunday  April 19, 2026  at  2359 Z   Event Website:  http://www.arrl.org/rookie-roundup/

  • License Exam – SMRA – April

    Cumberland County Public Safety Center 1 Public Safety Dr, Carlisle, PA, United States

    The South Mountain Radio Amateurs will conduct a License Exam session on the following dates: The third Tuesday of each month. This exam will be conducted under the authority of […]

  • SKCC Straight Key Sprint (SKS) April

    On-The-Air General Delivery, Dillsburg, PA, United States

    SKCC Straight Key Sprint (SKS) UTC Date and Time: Begin:   Wednesday   April 22, 2026   0000 Z End:      Wednesday   April 22, 2026   0200 Z Always the 4th Wednesday UTC […]

  • York Hamfest

    Glenview Alliance Church 10037 Susquehanna Trail S, Glen Rock, PA, United States

    NEW LOCATION BEGAN IN 2025:   See the event flyer nearby. Preliminary information for 2026. An update will be provided when the Event Sponsor publishes its update and flyer. Any other […]

    $8.00