Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3BTC callsign genealogy
Currently held by HARVEY-BUSCHEL, JONATHAN S
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 W3BTC's current licensee, walking backwards.
- HARVEY-BUSCHEL, JONATHAN SWAgranted 2016-07-21cancelled 2016-09-02
Successor callsigns
Callsigns held now by people who previously held W3BTC.
No current licensee on record previously held this callsign.