KO4ODU
Active2x3District 4
No competing applications on record.
License HolderTheilin, Michael D
License ClassTechnician
Min. Class RequiredTechnician
LocationImperial Beach, CA
Grant DateMar 15, 2021
Expiration DateMar 15, 2031
KO4ODU is a 2x3 format amateur radio callsign. It is currently registered to Theilin, Michael D in Imperial Beach, 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: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Oscar Four Oscar Delta Uniform
Readability: 7/10(Good readability)
License History
- License ModifiedJun 16, 2026
- License ModifiedApr 12, 2021
- System-Generated GrantMar 15, 2021
- License IssuedMar 15, 2021
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.