WD4AIR
Active2x3Zone 4
License HolderDUFFER, JAMES D
License ClassAmateur Extra
Min. Class RequiredTechnician
Grant DateApr 10, 2026
Expiration DateJun 19, 2036
License History
- Administrative Update AppliedMay 4, 2026
- License RenewedApr 10, 2026
- Administrative Update AppliedJan 6, 2026
- Administrative Update AppliedJun 15, 2016
- License RenewedApr 7, 2016
- License RenewedMar 29, 2006
- Administrative Update AppliedJul 11, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
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