Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7KDB callsign genealogy
Currently held by HAMLIN, EDWIN L
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 W7KDB's current licensee, walking backwards.
- BEAHM, KENNETH DWAgranted 2012-01-20cancelled 2012-02-07
Successor callsigns
Callsigns held now by people who previously held W7KDB.
- Beahm, Kenneth DWAgranted 2016-12-31
All historical holders
Every license row we've seen with the callsign W7KDB, oldest first.
- HAMLIN, EDWIN L ID1999-02-17 → cancelled 2001-09-13
- BEAHM, KENNETH D WA2012-02-07 → cancelled 2016-12-31