Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC4SVF callsign genealogy
Currently held by Von Baumgarten, George S
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 KC4SVF'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 KC4SVF.
- Von Baumgarten, George SNCgranted 2022-09-29