KR4JSU
Active2x3District 4
No competing applications on record.
License HolderPretz, David Z
License ClassTechnician
Min. Class RequiredTechnician
LocationTallahassee, FL
Grant DateFeb 13, 2026
Expiration DateFeb 13, 2036
KR4JSU is a 2x3 format amateur radio callsign. It is currently registered to Pretz, David Z in Tallahassee, FL. 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: 37 units(Moderate)
Voice Phonetics
Kilo Romeo Four Juliet Sierra Uniform
Readability: 5.5/10(Moderate readability)
License History
- Administrative Update AppliedFeb 14, 2026
- System-Generated GrantFeb 13, 2026
- License IssuedFeb 13, 2026
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.