KR4JKJ
Active2x3District 4
No competing applications on record.
License HolderCampbell, Robert T
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationLivingston, TX
Grant DateFeb 5, 2026
Expiration DateFeb 5, 2036
KR4JKJ is a 2x3 format amateur radio callsign. It is currently registered to Campbell, Robert T in Livingston, TX. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- .-. ....- .--- -.- .---
CW Weight: 46 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Juliet Kilo Juliet
Readability: 6/10(Good readability)
License History
- System-Generated GrantFeb 5, 2026
- License IssuedFeb 5, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.