Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9YA callsign genealogy
Currently held by Schadow, Gunther
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 AC9YA'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 AC9YA.
- Schadow, GuntherINgranted 2021-02-17cancelled 2021-07-09