| 2023: 1800Z, Jun 3 - 2359Z, Jun 4 | Logs due: 2359Z Jun 11 |
Amateurs worldwide contact and exchange QSO information with other amateurs using any digital mode (excluding RTTY) that supports the 4-digit Grid Square exchange — attended operation only -- on the 160, 80, 40, 20, 15, 10 and 6 meter bands.