Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD6VM callsign genealogy
Currently held by Topbjerg, Klaus
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 AD6VM's current licensee, walking backwards.
- Topbjerg, KlausCAgranted 1992-09-01cancelled 2001-02-26
Successor callsigns
Callsigns held now by people who previously held AD6VM.
No current licensee on record previously held this callsign.