Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4QEU callsign genealogy
Currently held by Schmidt, Edward 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 KO4QEU's current licensee, walking backwards.
- Schmidt, Edward CTNgranted 2021-04-07cancelled 2021-05-10
Successor callsigns
Callsigns held now by people who previously held KO4QEU.
- Schmidt, Edward CTNgranted 2021-05-28