AI4DQ
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderHorn Jr, Robert C
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationMemphis, TN
Grant DateMar 20, 2018
Expiration DateMar 20, 2028
AI4DQ is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Horn Jr, Robert C in Memphis, TN. 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 Horn Jr, Robert C on Mar 2, 2018. AI4DQ has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .. ....- -.. --.-
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Alpha India Four Delta Quebec
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJun 9, 2026
- License IssuedMar 20, 2018
- Vanity Callsign GrantedMar 20, 2018
- License CanceledJan 21, 2015
- License RenewedNov 19, 2010
- License IssuedJan 20, 2004
- System-Generated GrantJan 20, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Horn Jr, Robert CFiled Mar 2, 2018Not awardedFCC ↗