Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AK7DB callsign genealogy
Currently held by Blankenburg, David 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 AK7DB's current licensee, walking backwards.
- Blankenburg, David MNVgranted 1998-08-07cancelled 2007-08-07
Successor callsigns
Callsigns held now by people who previously held AK7DB.
No current licensee on record previously held this callsign.