Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AK6AT callsign genealogy
Currently held by Masuda, Calvin
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 AK6AT's current licensee, walking backwards.
- Masuda, CalvinCAgranted 2018-01-24cancelled 2023-04-10
Successor callsigns
Callsigns held now by people who previously held AK6AT.
- Masuda, CalvinCAgranted 2018-01-24