Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6JU callsign genealogy
Currently held by Marsden, Jonathan
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 N6JU's current licensee, walking backwards.
- Marsden, JonathanCAgranted 2010-07-20cancelled 2010-08-13
Successor callsigns
Callsigns held now by people who previously held N6JU.
- BRINKOETTER, THOMAS RNVgranted 2018-05-22
All historical holders
Every license row we've seen with the callsign N6JU, oldest first.
- BRINKOETTER, THOMAS R NV1999-05-20 → cancelled 2008-07-15
- Marsden, Jonathan CA2020-06-04 active