Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BDS callsign genealogy
Currently held by Silver Panthers Alumni Radio Club
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 K4BDS's current licensee, walking backwards.
- KI4WSAcancelledSilver Panthers Alumni Radio ClubALgranted 2007-06-26cancelled 2007-07-21
Successor callsigns
Callsigns held now by people who previously held K4BDS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4BDS, oldest first.
- RYAN, DONALD E FL1997-06-03 → cancelled 2004-07-29
- Silver Panthers Alumni Radio Club AL2017-05-05 active