| Name | HamSphere 3.0 International DX Contest, Phone |
| Description | Encourage HamSphere stations to expand knowledge of DX propagation on the HamSphere bands, improve operating skills, and improve station capability by creating a competition.
HamSphere operators work as many DX stations in as many ISO2 entities as possible on the 160, 80, 40, 20, 15, and 10 meter bands.
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| Mode | Phone (DSB) |
| Bands | HamSphere 3.0: 160, 80, 40, 20, 15, 10m |
| Rules | Winner will get 12 months extension to the subscription
2nd = 6 months
3rd = 5 months
4th = 4 months
5th = 3 months
6th = 2 months
7th = 1 month
8th = 1 month
9th = 1 month
10th = 1 month |
| Score Calculation | Total score = total QSO points x total mults |
| Max Power | 1500 watts |
| Exchange | RS + Serial No |
| QSO Points | 3 points per QSO |
| Multipliers | Each ISO2 country once per band |
| Start date UTC | 2019-02-23 00:00 |
| End date UTC | 2019-02-24 00:00 |
| Log deadline UTC | 2019-02-25 00:00 |
| Manager | UR5FAI |
| Results | |
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