Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9BU callsign genealogy
Currently held by Scheunemann, Nathan C
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 AC9BU's current licensee, walking backwards.
- Scheunemann, Nathan CWIgranted 2010-06-01cancelled 2012-04-03
Successor callsigns
Callsigns held now by people who previously held AC9BU.
No current licensee on record previously held this callsign.