KC0LBW
Active2x3District 0
No competing applications on record.
License HolderSierka, Karl F
License ClassGeneral
Min. Class RequiredTechnician
LocationQuartzsite, AZ
Grant DateMar 3, 2022
Expiration DateMar 3, 2032
KC0LBW is a 2x3 format amateur radio callsign. It is currently registered to Sierka, Karl F in Quartzsite, AZ. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- -.-. ----- .-.. -... .--
CW Weight: 49 units(Heavy (slower to send))
Voice Phonetics
Kilo Charlie Zero Lima Bravo Whiskey
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedNov 20, 2025
- Administrative Update AppliedNov 19, 2025
- License RenewedMar 3, 2022
- Administrative Update AppliedSep 17, 2019
- License RenewedMay 3, 2011
- License ModifiedMar 15, 2011
- Administrative Update AppliedJan 31, 2008
- Administrative Update AppliedDec 22, 2004
- Administrative Update AppliedApr 7, 2004
- License IssuedJul 19, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.