KO4TRW
Available2x3District 4
No competing applications on record.
License HolderRainwater, Jonathan D
License ClassTechnician
Min. Class RequiredTechnician
LocationKnoxville, TN
Grant DateOct 4, 2021
Expiration DateOct 4, 2031
Cancellation DateOct 22, 2021
Available for ApplicationsOct 23, 2023
KO4TRW is a 2x3 format amateur radio callsign. It is currently registered to Rainwater, Jonathan D in Knoxville, 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: 38 units(Moderate)
Voice Phonetics
Kilo Oscar Four Tango Romeo Whiskey
Readability: 7/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledOct 22, 2021
- System-Generated GrantOct 4, 2021
- License IssuedOct 4, 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.