K4JMX
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMaddox, Jason L
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationJacksonville Beach, FL
Grant DateMar 1, 2024
Expiration DateMar 1, 2034
K4JMX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Maddox, Jason L in Jacksonville Beach, FL. 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 Maddox, Jason L on Feb 12, 2024. K4JMX has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .--- -- -..-
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Four Juliet Mike X-ray
Readability: 8/10(High readability)
License History
- License ModifiedJun 5, 2024
- Administrative Update AppliedMar 12, 2024
- License IssuedMar 1, 2024
- Vanity Callsign GrantedMar 1, 2024
- License ExpiredJul 18, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.