KJ4F
Active2x1District 4
Competitive callsign — 12 applications filed with the FCC.
License HolderBROWN JR, WATT Y
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationLEWISBURG, TN
Grant DateNov 8, 2016
Expiration DateNov 8, 2026
KJ4F is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by BROWN JR, WATT Y in LEWISBURG, TN. This callsign has attracted significant interest in the amateur radio community, with 12 vanity applications filed with the FCC. The most recent was submitted by Haglund, Bruce E on Nov 18, 2025. KJ4F has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ....- ..-.
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Juliet Four Foxtrot
Readability: 8/10(High readability)
License History
- License RenewedNov 8, 2016
- License IssuedAug 4, 2006
- Vanity Callsign GrantedAug 4, 2006
- License ExpiredJul 15, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.