Видео ютуба по тегу Callsign Prefix

Callsign Prefixes for Top 100 DXCC 30wpm
Callsign Prefixes for Top 100 DXCC 30wpm
Callsign Prefixes in Top 50 DXCC 20wpm
Callsign Prefixes in Top 50 DXCC 20wpm
Callsign Prefixes for Top 25 DXCC Repeated 30wpm
Callsign Prefixes for Top 25 DXCC Repeated 30wpm
Callsign Prefixes in Top 50 DXCC 22wpm
Callsign Prefixes in Top 50 DXCC 22wpm
Callsign Prefixes for Top 25 DXCC 30wpm
Callsign Prefixes for Top 25 DXCC 30wpm
Callsign Prefixes for Top 25 DXCC 22wpm
Callsign Prefixes for Top 25 DXCC 22wpm
Callsign Prefixes for Top 25 DXCC Repeated 20wpm
Callsign Prefixes for Top 25 DXCC Repeated 20wpm
Callsign Prefixes in Top 50 DXCC 30wpm
Callsign Prefixes in Top 50 DXCC 30wpm
Callsign Prefixes for Top 25 DXCC Repeated 22wpm
Callsign Prefixes for Top 25 DXCC Repeated 22wpm
Callsign Prefixes for Top 25 DXCC 20wpm
Callsign Prefixes for Top 25 DXCC 20wpm
Callsign Prefixes for Top 25 DXCC 28wpm
Callsign Prefixes for Top 25 DXCC 28wpm
Callsign Prefixes for Top 100 DXCC 22wpm
Callsign Prefixes for Top 100 DXCC 22wpm
Callsign Prefixes for Top 100 DXCC 20wpm
Callsign Prefixes for Top 100 DXCC 20wpm
Callsign Prefixes in Top 50 DXCC 28wpm
Callsign Prefixes in Top 50 DXCC 28wpm
Callsign Prefixes for Top 25 DXCC Repeated 28wpm
Callsign Prefixes for Top 25 DXCC Repeated 28wpm
USA Call Sign Prefixes - 22wpm
USA Call Sign Prefixes - 22wpm
ITU prefix
ITU prefix
Callsign Prefixes in Top 25 DXCC 45wpm
Callsign Prefixes in Top 25 DXCC 45wpm
Callsign Prefixes in Top 50 DXCC 15wpm
Callsign Prefixes in Top 50 DXCC 15wpm
Callsign Prefixes for Top 25 DXCC 35wpm
Callsign Prefixes for Top 25 DXCC 35wpm
Callsign Prefixes in Top 50 DXCC 17wpm
Callsign Prefixes in Top 50 DXCC 17wpm