Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7JAC callsign genealogy
Currently held by DUY, DOUGLAS M
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 N7JAC's current licensee, walking backwards.
- Chabot, James AAZgranted 2007-04-03cancelled 2011-03-08
Successor callsigns
Callsigns held now by people who previously held N7JAC.
- DUY, DOUGLAS MAZgranted 2018-09-19
All historical holders
Every license row we've seen with the callsign N7JAC, oldest first.
- Chabot, James A AZ2021-04-02 active
- DUY, DOUGLAS M— → cancelled 1998-11-24