Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K1CHU callsign genealogy
Currently held by Chu, Fei
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 K1CHU's current licensee, walking backwards.
- Chu, FeiCTgranted 2013-01-11cancelled 2013-02-05
Successor callsigns
Callsigns held now by people who previously held K1CHU.
No current licensee on record previously held this callsign.