KO4SFU
Available2x3District 4
No competing applications on record.
License HolderBurdett, Donald J
License ClassGeneral
Min. Class RequiredTechnician
LocationCincinnati, OH
Grant DateJul 28, 2021
Expiration DateJul 28, 2031
Cancellation DateJun 25, 2024
Available for ApplicationsJun 26, 2026
KO4SFU is a 2x3 format amateur radio callsign. It is currently registered to Burdett, Donald J in Cincinnati, OH. 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 Oscar Four Sierra Foxtrot Uniform
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJun 25, 2024
- License ModifiedApr 9, 2024
- License ModifiedJul 17, 2023
- System-Generated GrantJul 28, 2021
- License IssuedJul 28, 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.