AI0A
Active2x1District 0
Competitive callsign — 9 applications filed with the FCC.
License HolderTolsdorf, David K
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationOgden, IA
Grant DateJan 22, 2026
Expiration DateFeb 13, 2036
Competitive callsign — 9 applications filed with the FCC.
Morse Code
.- .. ----- .-
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Alpha India Zero Alpha
Readability: 7.5/10(High readability)
Competing applications filed with the FCC for this callsign.