Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8SAT callsign genealogy
Currently held by TOOTHAKER, JAMES W
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 K8SAT's current licensee, walking backwards.
- TOOTHAKER, JAMES WORgranted 2020-05-29cancelled 2020-12-22
Successor callsigns
Callsigns held now by people who previously held K8SAT.
- SMYTH, GERALD MMIgranted 2024-01-06
All historical holders
Every license row we've seen with the callsign K8SAT, oldest first.
- SMYTH, GERALD M MI2008-08-26 → cancelled 2014-04-04
- TOOTHAKER, JAMES W OR2020-12-22 active