Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KA1JUK callsign genealogy
Currently held by Jenkins, Kenneth
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 KA1JUK's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KA1JUK.
- GRIESEMER, MANFRED RMEgranted 2012-11-29cancelled 2025-01-23
All historical holders
Every license row we've seen with the callsign KA1JUK, oldest first.
- GRIESEMER, MANFRED R ME1996-05-14 → cancelled 2003-01-22
- Jenkins, Kenneth TN2025-07-05 active