Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD9FQ callsign genealogy
Currently held by Sammelson, Robert J
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 AD9FQ's current licensee, walking backwards.
- Sammelson, Robert JINgranted 2023-09-12cancelled 2024-10-15
Successor callsigns
Callsigns held now by people who previously held AD9FQ.
No current licensee on record previously held this callsign.