KB4EFX
Active2x3District 4
No competing applications on record.
License HolderGRONER, BARBARA D
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationSANTA CLARA, CA
Grant DateJul 5, 2025
Expiration DateAug 1, 2035
KB4EFX is a 2x3 format amateur radio callsign. It is currently registered to GRONER, BARBARA D in SANTA CLARA, CA. 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: 35 units(Moderate)
Voice Phonetics
Kilo Bravo Four Echo Foxtrot X-ray
Readability: 7.5/10(High readability)
License History
- License RenewedJul 5, 2025
- License ModifiedApr 16, 2024
- Administrative Update AppliedSep 2, 2022
- License ModifiedOct 26, 2015
- License RenewedMay 5, 2015
- License RenewedJul 13, 2005
- Administrative Update AppliedJul 16, 2002
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.