Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD8DR callsign genealogy
Currently held by Masuda, Masahide
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 AD8DR's current licensee, walking backwards.
- Masuda, MasahideOHgranted 2017-03-29cancelled 2019-05-03
Successor callsigns
Callsigns held now by people who previously held AD8DR.
No current licensee on record previously held this callsign.