KC4RKF
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderHumbert, James C
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationAurora, IL
Grant DateOct 8, 2021
Expiration DateOct 9, 2031
KC4RKF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Humbert, James C in Aurora, IL. 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 Frazee, Roger K on Oct 8, 2020. KC4RKF has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. ....- .-. -.- ..-.
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Charlie Four Romeo Kilo Foxtrot
Readability: 7/10(Good readability)
License History
- License RenewedOct 8, 2021
- License RenewedOct 7, 2011
- License RenewedOct 7, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Frazee, Roger KFiled Oct 8, 2020Not awardedFCC ↗