Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KT4RNR callsign genealogy
Currently held by Engel, Robert J
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 KT4RNR's current licensee, walking backwards.
- Engel, Robert JCAgranted 2018-04-24cancelled 2019-05-18
Successor callsigns
Callsigns held now by people who previously held KT4RNR.
No current licensee on record previously held this callsign.