Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9GJ callsign genealogy
Currently held by Satterfield, Robert H
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 K9GJ's current licensee, walking backwards.
- Satterfield, Robert HWIgranted 2009-11-20cancelled 2019-04-27
- KA9TGPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K9GJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9GJ, oldest first.
- JOHNSON III, GEORGE K MD2007-02-22 → cancelled 2019-04-09
- Satterfield, Robert H WI2019-04-27 active