Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1DUU callsign genealogy
Currently held by JALBERT, KENNETH J
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 KB1DUU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB1DUU.
- Jalbert, Kenneth JCTgranted 2019-01-30