Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD3CW callsign genealogy
Currently held by Gao, Ziyuan
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 AD3CW's current licensee, walking backwards.
- Gao, ZiyuanDEgranted 2025-06-18cancelled 2025-07-08
Successor callsigns
Callsigns held now by people who previously held AD3CW.
No current licensee on record previously held this callsign.