KR4JDM
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderCarlsen, Brett
License ClassTechnician
Min. Class RequiredTechnician
LocationNashville, TN
Grant DateJan 24, 2026
Expiration DateJan 24, 2036
KR4JDM is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Carlsen, Brett in Nashville, 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 Malmberg, John D on Nov 7, 2022. KR4JDM has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- .--- -.. --
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Romeo Four Juliet Delta Mike
Readability: 7/10(Good readability)
License History
- System-Generated GrantJan 24, 2026
- License IssuedJan 24, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Malmberg, John DFiled Nov 7, 2022Not awardedFCC ↗