K4JSC
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderCampbell, Jeffrey S
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationRoebuck, SC
Grant DateOct 3, 2018
Expiration DateDec 2, 2028
K4JSC is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Campbell, Jeffrey S in Roebuck, SC. 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 Campbell, Jeffrey S on Nov 12, 2008. K4JSC has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .--- ... -.-.
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Four Juliet Sierra Charlie
Readability: 7/10(Good readability)
License History
- License ModifiedFeb 11, 2026
- Administrative Update AppliedDec 10, 2024
- License RenewedOct 3, 2018
- Administrative Update AppliedDec 12, 2017
- Administrative Update AppliedMay 13, 2009
- License ModifiedFeb 18, 2009
- License IssuedDec 2, 2008
- Vanity Callsign GrantedDec 2, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Campbell, Jeffrey SFiled Nov 12, 2008Not awardedFCC ↗