KO4ROV
Active2x3District 4
No competing applications on record.
License HolderRumble, Mason S
License ClassAmateur Extra
Min. Class RequiredTechnician
Locationspringfield, VA
Grant DateJun 29, 2021
Expiration DateJun 29, 2031
KO4ROV is a 2x3 format amateur radio callsign. It is currently registered to Rumble, Mason S in springfield, VA. 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: 43 units(Heavy (slower to send))
Voice Phonetics
Kilo Oscar Four Romeo Oscar Victor
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedSep 7, 2023
- License ModifiedJun 10, 2022
- License ModifiedJun 7, 2022
- System-Generated GrantJun 29, 2021
- License IssuedJun 29, 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.