Some 48 stations from Europe, North America, South America and Africa, worked Cuban Headquarter T40HQ station on all four bands (80, 40, 20 and 15 metre) during the IARU HF World Championship.

Qualifying stations can obtain a Special Certificate which is already available to download by clicking on their callsign.

Website - http://xavian2016.cubava.cu/2017/07/17/available-certificates-t40hq