Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF4RDX callsign genealogy
Currently held by BUSZARD, BRADLEY B
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 KF4RDX's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4RDX.
- Buszard, Bradley BVAgranted 2017-02-18cancelled 2019-11-08