Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU4QY callsign genealogy
Currently held by NOLTING, RALF-REINER
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 KU4QY's current licensee, walking backwards.
- NOLTING, RALF-REINERcancelled 1998-04-21
Successor callsigns
Callsigns held now by people who previously held KU4QY.
- Nolting, Ralf-reinerFLgranted 2018-02-13