Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4RDB callsign genealogy
Currently held by BROWN II, ROLAND D
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 KY4RDB's current licensee, walking backwards.
- BROWN II, ROLAND DKYgranted 2014-08-20cancelled 2015-12-22
Successor callsigns
Callsigns held now by people who previously held KY4RDB.
- BROWN II, ROLAND DKYgranted 2020-01-28