Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1AC callsign genealogy
Currently held by GIBBONS, S STUART
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 KA1AC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KA1AC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1AC, oldest first.
- GIBBONS, S STUART CT1997-11-05 → cancelled 2009-11-06
- Chae, Soo Kun WA2017-06-24 active