Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA6TU callsign genealogy
Currently held by SCHATZ, ERNEST D
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 AA6TU's current licensee, walking backwards.
- Nguyen, TuCAgranted 2016-07-19cancelled 2016-08-30
Successor callsigns
Callsigns held now by people who previously held AA6TU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA6TU, oldest first.
- SCHATZ, ERNEST D CA1990-01-30 → cancelled 2002-03-07
- Nguyen, Tu CA2026-09-01 active