Radio-communication engineer, graduated at High Military School of Signal Service in 1972. Lt.Col of signal service, retired since 1995. Military, Naval and Air Attache at the Polish Embassy in The Netherlands (1988-1991). Dean of the Association Armed Serviced Attaches in The Hague (1988-1991). Graduated MBA at Nottingham Trent University in 1996. Radio-amateur licenced since 15th May of 1972. Ex SP5FIM and SP6FIM. Member of SPDX Club since 1992. Confirmed 251/255 countries according DXCC list.