Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4EP callsign genealogy
Currently held by Hyatt, Robert 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 AI4EP's current licensee, walking backwards.
- Hyatt, Robert CALgranted 2016-01-16
Successor callsigns
Callsigns held now by people who previously held AI4EP.
- Hyatt, Robert CALgranted 2016-01-16