

Further, the Multi-Operator Single Transmitter High and Low Power Classic Overlay categories have been removed from the rules. Also, the maximum operating time for Single Operator Classic Overlay participants has been reduced from 36 to 24 hours. The Single Operator Classic Overlay categories will continue to prohibit the use of QSO alerting systems and should be considered by participants preferring to be unassisted. The use of QSO alerting systems in CQ WW WPX RTTY has been permitted since the mid-1990’s

All equipment, including remotely-controlled equipment, must be located in same DXCC entity and CQ Zone. Stations operating in this category may have a maximum of six transmitted signals, one per band at any one time, from stations in different locations. The second is that QSO alerting systems (cluster spotting) will be permitted for all single operator categories.

The first ia new a new Multi-Transmitter Distributed category. The 2021 CQ WW WPX RTTY, SSB and CW contests will introduce two significant rule changes.
