KJ4CRW
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderHalterman, Jonathan C
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationCleveland, TN
Grant DateAug 9, 2022
Expiration DateAug 9, 2032
KJ4CRW is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Halterman, Jonathan C in Cleveland, 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 Halterman, Jonathan C on Jul 22, 2022. KJ4CRW has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ....- -.-. .-. .--
CW Weight: 44 units(Heavy (slower to send))
Voice Phonetics
Kilo Juliet Four Charlie Romeo Whiskey
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedAug 28, 2025
- License ModifiedMay 9, 2023
- License IssuedAug 9, 2022
- Vanity Callsign GrantedAug 9, 2022
- License ExpiredMar 17, 2020
- License IssuedMar 14, 2008
- System-Generated GrantMar 14, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Halterman, Jonathan CFiled Jul 22, 2022Not awardedFCC ↗