Igor Černák, OM6CI (formerly OM6ACI), is primarily an HF DXer. He is a regular participant in HF and VHF contests, including under the callsign OM4C.
Igor Černák, OM6CI (formerly OM6ACI), is primarily an HF DXer. He is a regular participant in HF and VHF contests, including under the callsign OM4C.
