Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7JSB callsign genealogy
Currently held by Brady, Jon 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 K7JSB's current licensee, walking backwards.
- Brady, Jon SWAgranted 2016-12-07cancelled 2016-12-28
Successor callsigns
Callsigns held now by people who previously held K7JSB.
- Broberg, Joseph SORgranted 2021-02-03
All historical holders
Every license row we've seen with the callsign K7JSB, oldest first.
- Broberg, Joseph S OR2010-12-07 → cancelled 2011-04-29
- Brady, Jon S WA2016-12-28 active