Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF7CH callsign genealogy
Currently held by Kaiser, Harvey 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 AF7CH's current licensee, walking backwards.
- Kaiser, Harvey WAZgranted 2013-06-05cancelled 2013-07-10
Successor callsigns
Callsigns held now by people who previously held AF7CH.
- Kaiser, Harvey WAZgranted 2023-06-27