Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9DB callsign genealogy
Currently held by TANCIG, DAVID R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AB9DB's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held AB9DB.
- TANCIG, DAVID RSCgranted 2013-11-23cancelled 2026-03-06