K1ZH
Unknown1x2Zone 7
License HolderRitzenthaler, David M
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- License RenewedNov 30, 2024
- License IssuedDec 5, 2014
- Vanity Callsign GrantedDec 5, 2014
- Administrative Update AppliedNov 14, 2012
- License CanceledNov 14, 2012
- Administrative Update AppliedAug 22, 2008
- Administrative Update AppliedFeb 17, 2005
- Vanity Callsign GrantedMay 6, 2003
- License IssuedMay 6, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.