AI4SM
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBrown, William J
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationHudson, FL
Grant DateNov 6, 2008
Expiration DateJan 25, 2019
Cancellation DateJan 26, 2021
Available for ApplicationsJan 26, 2021
AI4SM is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Brown, William J in Hudson, FL. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by MILNER, STEVE A on Nov 18, 2004. AI4SM has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .. ....- ... --
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
Alpha India Four Sierra Mike
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredJan 26, 2021
- License RenewedNov 6, 2008
- License IssuedNov 14, 2006
- System-Generated GrantNov 14, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- MILNER, STEVE AFiled Nov 18, 2004Not awardedFCC ↗