Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6RMB callsign genealogy
Currently held by Barsan, Radu M
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 K6RMB's current licensee, walking backwards.
- Barsan, Radu MCAgranted 2026-02-11cancelled 2026-03-03
Successor callsigns
Callsigns held now by people who previously held K6RMB.
- BURGOON, ROBERT MOHgranted 2020-05-15
All historical holders
Every license row we've seen with the callsign K6RMB, oldest first.
- BURGOON, ROBERT M OH2013-11-09 → cancelled 2020-05-15
- Barsan, Radu M CA2026-03-03 active