Main interests:

• CW - at higher speeds, QSK
• DX - on CW mode, of course
• Contesting - DX contests
• Low Bands - mainly 80m (no 160m antenna) but nothing against HF bands.
• Antenna Design & Analysis - preferably pure NEC
• Ten-Tec & Elecraft Radios
• High Power Amplifiers - tubes like 8877, 3CX800A7 etc., also solid state
• Paddles & Bugs
• Home Brewing - mostly smart add-ons, antenna tuners, interfaces, measuring equipment
• Computers - Linux (also co-author of CQRLOG)

Memberships:

• unfortunately I am NOT a member of the Czech Radio Club
• I am member of FOC, CWops, A1-OP, HSC, VHSC, SHSC, TOPS, MARCONISTA, OKDXC, OKDXF, NCDXF, OTC and much more