KC4ETC
Available2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderArthur, Bruce D
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationBoulder, CO
Grant DateOct 31, 2007
Expiration DateDec 29, 2017
Cancellation DateDec 31, 2019
Available for ApplicationsDec 30, 2019
KC4ETC is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Arthur, Bruce D in Boulder, CO. 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 Wells, Durwood E on Apr 21, 2025. KC4ETC has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. ....- . - -.-.
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Charlie Four Echo Tango Charlie
Readability: 7.5/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredDec 31, 2019
- Tax ID (TIN) AddedOct 31, 2007
- License RenewedOct 31, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Wells, Durwood EFiled Apr 21, 2025Not awardedFCC ↗