N4XSR
Unknown1x3Zone 4
License HolderRYBNICEK, KAREL F
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedAug 10, 2020
- License RenewedFeb 12, 2009
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.