KO4PSU
Active2x3District 4
No competing applications on record.
License HolderAment, Sherman D
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationMaryville, TN
Grant DateApr 23, 2021
Expiration DateApr 23, 2031
KO4PSU is a 2x3 format amateur radio callsign. It is currently registered to Ament, Sherman D in Maryville, TN. 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 Oscar Four Papa Sierra Uniform
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedApr 29, 2026
- License ModifiedJun 7, 2021
- License ModifiedMay 5, 2021
- System-Generated GrantApr 23, 2021
- License IssuedApr 23, 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.