Confidence: Medium · Source: FCC ULS · As of 2026-09-09
AD7DU
ActiveGardner, Robert E
- Location
- Tucson, AZ
- Class
- Amateur Extra
- Granted
- 2021-05-21
- Expires
- 2031-05-21
- Previous call
- KC7GKL
- FRN
- 0004005401
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Vanity availability
HeldCurrently held
AD7DU is held by an active license; it isn't a vanity slot right now.
Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).
Callsign genealogy
Full chain →Previously held by current licensee
- Gardner, Robert EAZgranted 2001-02-21cancelled 2004-09-30
- KA3YQWno FCC ULS record on file
License history
0 eventsNo recorded events.