Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9EA callsign genealogy
Currently held by Erb, Brian S
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 AC9EA's current licensee, walking backwards.
- Erb, Brian SINgranted 2013-01-25cancelled 2013-02-06
Successor callsigns
Callsigns held now by people who previously held AC9EA.
- Erb, Brian SINgranted 2013-02-26cancelled 2014-05-13