KR4ESZ
Active2x3District 4
No competing applications on record.
License HolderIacoponi, Luca
License ClassGeneral
Min. Class RequiredTechnician
LocationAustin, TX
Grant DateJun 21, 2025
Expiration DateJun 21, 2035
KR4ESZ is a 2x3 format amateur radio callsign. It is currently registered to Iacoponi, Luca in Austin, TX. 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: 31 units(Moderate)
Voice Phonetics
Kilo Romeo Four Echo Sierra Zulu
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedDec 23, 2025
- License ModifiedJul 10, 2025
- System-Generated GrantJun 21, 2025
- License IssuedJun 21, 2025
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.