Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU2B callsign genealogy
Currently held by HOLZBERG, HERBERT M
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 KU2B's current licensee, walking backwards.
- Nuradi, HendrartoORgranted 2004-12-27cancelled 2005-02-25
Successor callsigns
Callsigns held now by people who previously held KU2B.
- HOLZBERG, HERBERT MNJgranted 2019-05-13
All historical holders
Every license row we've seen with the callsign KU2B, oldest first.
- Nuradi, Hendrarto OR2015-03-03 active
- HOLZBERG, HERBERT M— → cancelled 1999-08-02