Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ADX callsign genealogy
Currently held by FURSMAN, ROBERT D
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 K7ADX's current licensee, walking backwards.
- BOONE, SCOTT MAZgranted 2012-12-11cancelled 2013-11-22
Successor callsigns
Callsigns held now by people who previously held K7ADX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7ADX, oldest first.
- FURSMAN, ROBERT D OR1998-04-09 → cancelled 2010-04-10
- BOONE, SCOTT M AZ2023-09-28 active