KO4ZAA
Active2x3District 4
No competing applications on record.
License HolderWinschel, Christopher J
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationMartin, TN
Grant DateMar 25, 2022
Expiration DateMar 25, 2032
KO4ZAA is a 2x3 format amateur radio callsign. It is currently registered to Winschel, Christopher J in Martin, 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 Zulu Alpha Alpha
Readability: 7.5/10(High readability)
License History
- License ModifiedMar 27, 2026
- License ModifiedFeb 20, 2026
- System-Generated GrantMar 25, 2022
- License IssuedMar 25, 2022
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.