Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1ULI callsign genealogy
Currently held by Klute, Ulrich
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 K1ULI's current licensee, walking backwards.
- Klute, UlrichCAgranted 2006-10-05cancelled 2006-11-17
Successor callsigns
Callsigns held now by people who previously held K1ULI.
- GAFFEY, JOHN LMEgranted 2021-02-23