Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9JKU callsign genealogy
Currently held by JENSEN, BRENT A
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 N9JKU's current licensee, walking backwards.
- JENSEN, BRENT AINgranted 2008-05-13cancelled 2013-05-03
Successor callsigns
Callsigns held now by people who previously held N9JKU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9JKU, oldest first.
- NEEDHAM, BRADLEY H IN1990-03-20 → cancelled 2002-03-21
- JENSEN, BRENT A IN2025-04-17 active