AI4TD
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderDennison, Frank T
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationPurcellville, VA
Grant DateDec 10, 2025
Expiration DateJan 6, 2036
AI4TD is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Dennison, Frank T in Purcellville, VA. 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 Dennison, Frank T on Sep 9, 2005. AI4TD has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .. ....- - -..
CW Weight: 21 units(Light (fast to send))
Voice Phonetics
Alpha India Four Tango Delta
Readability: 7.5/10(High readability)
License History
- License RenewedDec 10, 2025
- Administrative Update AppliedDec 9, 2025
- Administrative Update AppliedMay 10, 2023
- License RenewedNov 3, 2015
- Administrative Update AppliedJul 1, 2014
- Administrative Update AppliedSep 3, 2008
- License IssuedJan 6, 2006
- Vanity Callsign GrantedJan 6, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Dennison, Frank TFiled Sep 9, 2005Not awardedFCC ↗