Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4NX callsign genealogy
Currently held by Zhao, Guangqiang
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 KV4NX's current licensee, walking backwards.
- Zhao, GuangqiangFLgranted 2012-09-26cancelled 2013-05-21
Successor callsigns
Callsigns held now by people who previously held KV4NX.
- Zhao, GuangqiangWAgranted 2023-03-14