UBA HF Contest Calendar - April
Category Name:
Ref. Month:
April
| Date start | UTC start | Date end | UTC end | Contest name + link | Mode |
| 31/03/2018 | 12:00 | 01/04/2018 | 11:59 | Russian WW Multi Mode Contest | All |
| 31/03/2018 | 12:00 | 01/04/2018 | 12:00 | UK/EI DX Contest | CW |
| 02/04/2018 | 06:00 | 02/04/2018 | 09:00 | Deutschlandkontest | CW |
| 02/04/2018 | 15:00 | 02/04/2018 | 17:30 | DARC Easter Contest | CW/SSB |
| 04/04/2018 | 20:00 | 04/04/2018 | 21:00 | UKEICC 80m contests | SSB |
| 07/04/2018 | 04:00 | 07/04/2018 | 08:00 | LZ Open 40m Contest | CW |
| 07/04/2018 | 15:00 | 08/04/2018 | 15:00 | SP DX Contest | CW/SSB |
| 07/04/2018 | 16:00 | 08/04/2018 | 16:00 | EA RTTY Contest | RTTY |
| 07/04/2018 | 18:00 | 08/04/2018 | 23:59 | Missouri QSO Party | CW/Phone |
| 14/04/2018 | 07:00 | 15/04/2018 | 13:00 | Japan International DX Contest | CW |
| 14/04/2018 | 12:00 | 14/04/2018 | 17:00 | DIG QSO Party (10-20m) | CW |
| 14/04/2018 | 12:00 | 15/04/2018 | 12:00 | OK-OM DX SSB Contest | SSB |
| 14/04/2018 | 18:00 | 15/04/2018 | 23:59 | Georgia QSO Party | CW/Phone |
| 14/04/2018 | 21:00 | 15/04/2018 | 21:00 | The Yuri Gagarin International DX Contest | CW |
| 15/04/2018 | 07:00 | 15/04/2018 | 11:00 | DIG QSO Party (80m-40m) | CW |
| 20/04/2018 | 21:00 | 21/04/2018 | 21:00 | Holyland DX Contest | ALL |
| 21/04/2018 | 05:00 | 21/04/2018 | 08:59 | ES Open HF Championship | CW/SSB |
| 21/04/2018 | 12:00 | 22/04/2018 | 11:59 | YU DX Contest | CW/SSB |
| 21/04/2018 | 12:00 | 22/04/2018 | 23:59 | CQ Manchester Mineira DX Contest | CW |
| 21/04/2018 | 16:00 | 22/04/2018 | 04:00 | Michigan QSO Party | CW/SSB |
| 21/04/2018 | 18:00 | 22/04/2018 | 18:00 | Ontario QSO Party | CW/Phone |
| 22/04/2018 | 07:00 | 22/04/2018 | 19:00 | International Vintage Contest | SSB/CW/AM |
| 23/04/2018 | 00:00 | 27/04/2018 | 23:59 | EUCW/FISTS QRS Party | CW |
| 25/04/2018 | 20:00 | 25/04/2018 | 21:00 | UKEICC 80m contests | CW |
| 28/04/2018 | 00:01 | 29/04/2018 | 23:59 | 10-10 Spring Digital | Digital |
| 28/04/2018 | 12:00 | 29/04/2018 | 12:00 | SP DX RTTY Contest | RTTY |
| 28/04/2018 | 13:00 | 29/04/2018 | 12:59 | Helvetia DX Contest | ALL |
| 28/04/2018 | 16:00 | 29/04/2018 | 21:59 | Florida QSO Party | CW/Phone |
| 29/04/2018 | 17:00 | 29/04/2018 | 20:59 | BARTG Spring SPRINT 75 | RTTY 75 Bd |
(*) see: "HF" > "Fieldday News"
(**) see: "HF" > "Contest Rules"
