Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7JAL callsign genealogy
Currently held by BROWN, ROBERT S
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 N7JAL's current licensee, walking backwards.
- Takada, HiroshiWAgranted 2005-08-24cancelled 2006-01-10
Successor callsigns
Callsigns held now by people who previously held N7JAL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7JAL, oldest first.
- BROWN, ROBERT S WA1988-05-24 → cancelled 2000-05-25
- TAKADA, HIROSHI WA2015-12-02 active