KR4JDU
Active2x3District 4
No competing applications on record.
License HolderZiegler, Elverd K
License ClassGeneral
Min. Class RequiredTechnician
LocationLake Placid, FL
Grant DateJan 24, 2026
Expiration DateJan 24, 2036
KR4JDU is a 2x3 format amateur radio callsign. It is currently registered to Ziegler, Elverd K in Lake Placid, 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: 39 units(Moderate)
Voice Phonetics
Kilo Romeo Four Juliet Delta Uniform
Readability: 6/10(Good readability)
License History
- License ModifiedFeb 26, 2026
- System-Generated GrantJan 24, 2026
- License IssuedJan 24, 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.