Logging software can be any of the commonly used (like N1MM Plus, CT, WinTest, TR, AATest, …) setting them for CQWW SSB or CQWW CW.
SD by EI5DI download
N1MM+ users can download UDCs files, using them, logger will do the correct calculation of the score (points and multipliers): SA10M_SA (South America stations) and SA10M_DX (DX stations)
Note: unzip files in «UserDefinedContests» folder.
