Main rig: Elecraft K2, antenna: 75 meter horizontal loop with five supports at 5 - 10 meters height (analysis by W4RNL and here - requires a free login).
In July 2003 I had been in contact with enough DXCC countries using 5 watts CW to get the DXCC QRP Award!. .
In July 2007, I had more than 100 entities verified by Logbook of the World and obtained the CW DXCC, using a mixture of QRP and 100 W.