Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0BTC callsign genealogy
Currently held by BRAMSTEDT, KATHRYN 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 N0BTC's current licensee, walking backwards.
- Brown, David LMNgranted 2018-08-22cancelled 2018-09-18
Successor callsigns
Callsigns held now by people who previously held N0BTC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0BTC, oldest first.
- BRAMSTEDT, KATHRYN A MN2004-02-23 → cancelled 2016-05-18
- Brown, David GA2018-09-18 active