AK4X
Active2x1District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderVISWANATHAN, ARUN K
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationPacifica, CA
Grant DateJun 12, 2019
Expiration DateAug 11, 2029
AK4X is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by VISWANATHAN, ARUN K in Pacifica, CA. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Mapa, Vincent B on Apr 1, 2024. AK4X has 10 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.- ....- -..-
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Alpha Kilo Four X-ray
Readability: 8.5/10(High readability)
License History
- Administrative Update AppliedAug 31, 2021
- License RenewedJun 12, 2019
- Administrative Update AppliedFeb 17, 2010
- License IssuedAug 11, 2009
- Vanity Callsign GrantedAug 11, 2009
- Internal Correction AppliedMay 15, 2009
- Internal Correction AppliedMay 15, 2009
- License RenewedFeb 24, 2005
- Administrative Update AppliedFeb 23, 2005
- FRN Association Letter SentFeb 22, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.