The CQ WW SSB is the largest Amateur Radio competition in the world. Over 35,000 participants take to the airwaves on the last weekend of October with the goal of making as many contacts with as many different DXCC entities and CQ Zones as possible.
Starts 00:00:00 UTC Saturday 27 October, ends 23:59:59 UTC Sunday 28th October 2018
2018 CQ World-Wide DX Contest RULES
GOAL: For amateurs around the world to contact as many other amateurs in as many CQ zones and countries as possible.
BANDS: Six bands only: 1.8, 3.5, 7, 14, 21 and 28 MHz. Observance of established band plans is strongly encouraged.
EXCHANGE: RS report plus CQ Zone number of the station location (e.g., 59 05).
More information - https://www.cqww.com/rules.htm