Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WJ9D callsign genealogy
Currently held by QUADE, ROBERT C
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 WJ9D's current licensee, walking backwards.
- BRANDENBURG, TODD MINgranted 2011-08-26cancelled 2012-01-10
Successor callsigns
Callsigns held now by people who previously held WJ9D.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WJ9D, oldest first.
- QUADE, ROBERT C IL1999-04-19 → cancelled 2011-04-20
- BRANDENBURG, TODD M IN2021-10-14 active