KR4JBJ
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderLopes, Nicholas M
License ClassTechnician
Min. Class RequiredTechnician
LocationBoca Raton, FL
Grant DateJan 21, 2026
Expiration DateJan 21, 2036
KR4JBJ is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Lopes, Nicholas M in Boca Raton, FL. 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 Jackson, J Bianca on Jun 29, 2023. KR4JBJ has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- .--- -... .---
CW Weight: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Juliet Bravo Juliet
Readability: 6/10(Good readability)
License History
- System-Generated GrantJan 21, 2026
- License IssuedJan 21, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Jackson, J BiancaFiled Jun 29, 2023Not awardedFCC ↗