Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI7AV callsign genealogy
Currently held by WITTMANN, ROBERT
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 AI7AV's current licensee, walking backwards.
- WITTMANN, ROBERTAZgranted 2020-05-11cancelled 2020-06-01
Successor callsigns
Callsigns held now by people who previously held AI7AV.
- WITTMANN, ROBERTAZgranted 2020-07-28