Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC9NVY callsign genealogy
Currently held by Ladwig, Joachim
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 KC9NVY's current licensee, walking backwards.
- Ladwig, JoachimINgranted 2022-06-28cancelled 2022-08-19
Successor callsigns
Callsigns held now by people who previously held KC9NVY.
- Ladwig, JoachimINgranted 2023-09-01
All historical holders
Every license row we've seen with the callsign KC9NVY, oldest first.
- Wright, Brent L WI2008-06-27 → cancelled 2020-06-30
- Ladwig, Joachim IN2022-08-19 → cancelled 2023-09-01