Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3CF callsign genealogy
Currently held by Von Harten, Ingmar
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 AC3CF's current licensee, walking backwards.
- Von Harten, IngmarPAgranted 2017-10-10cancelled 2018-02-27
Successor callsigns
Callsigns held now by people who previously held AC3CF.
- Von Harten, IngmarPAgranted 2018-03-20