Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI4UA callsign genealogy
Currently held by Selke, Ronald H
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 AI4UA's current licensee, walking backwards.
- Selke, Ronald HFLgranted 2001-05-10cancelled 2007-03-02
Successor callsigns
Callsigns held now by people who previously held AI4UA.
- Selke, Ronald HFLgranted 2017-03-06