KB4JFS
Active2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderSWARTZ SR, MARK P
License ClassTechnician
Min. Class RequiredTechnician
LocationHIGGINSVILLE, MO
Grant DateDec 17, 2021
Expiration DateDec 17, 2031
KB4JFS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by SWARTZ SR, MARK P in HIGGINSVILLE, MO. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by SWARTZ SR, MARK P on Nov 29, 2021. KB4JFS has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ....- .--- ..-. ...
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Bravo Four Juliet Foxtrot Sierra
Readability: 6.5/10(Good readability)
License History
- License IssuedDec 17, 2021
- Vanity Callsign GrantedDec 17, 2021
- License ExpiredOct 25, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.