Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AK1Z callsign genealogy
Currently held by DEMICK, RICHARD W
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 AK1Z's current licensee, walking backwards.
- Duwe, ChristophOHgranted 2017-04-05cancelled 2017-05-02
Successor callsigns
Callsigns held now by people who previously held AK1Z.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AK1Z, oldest first.
- DEMICK, RICHARD W NH2005-01-13 → cancelled 2017-04-13
- Duwe, Christoph OH2017-05-02 active