K4AIU
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderCoulter, Douglas E
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationHamilton, VA
Grant DateJul 20, 2023
Expiration DateJul 20, 2033
K4AIU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Coulter, Douglas E in Hamilton, VA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Coulter, Douglas E on May 6, 2013. K4AIU has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .- .. ..-
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Kilo Four Alpha India Uniform
Readability: 7/10(Good readability)
License History
- License RenewedJul 20, 2023
- Administrative Update AppliedMay 4, 2022
- Administrative Update AppliedJul 8, 2021
- Administrative Update AppliedJul 8, 2021
- Administrative Update AppliedDec 24, 2020
- License ModifiedApr 28, 2017
- License ModifiedAug 26, 2013
- License IssuedMay 24, 2013
- Vanity Callsign GrantedMay 24, 2013
Vanity Application Activity
Competing applications filed with the FCC for this callsign.