Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7CJ callsign genealogy
Currently held by DAVIDSON, ROBERT K
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 KD7CJ's current licensee, walking backwards.
- KA7HGUno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KD7CJ.
- DAVIDSON, ROBERT KNVgranted 2013-08-10cancelled 2025-09-13