Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC6HL callsign genealogy
Currently held by Lin, Calvin H
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 AC6HL's current licensee, walking backwards.
- Lin, CalvinCAgranted 2014-01-23cancelled 2022-03-12
Successor callsigns
Callsigns held now by people who previously held AC6HL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC6HL, oldest first.
- ELLIS, WILLIAM A CA2000-11-28 → cancelled 2013-01-01
- Lin, Calvin H CA2022-03-12 active