Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ6BV callsign genealogy
Currently held by Xiao, Tianhao
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 AJ6BV's current licensee, walking backwards.
- Xiao, TianhaoCAgranted 2018-02-22cancelled 2018-03-13
Successor callsigns
Callsigns held now by people who previously held AJ6BV.
- Xiao, TianhaoWAgranted 2018-04-10cancelled 2018-08-24