Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1TSV callsign genealogy
Currently held by SANTOS, JAMES R
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 K1TSV's current licensee, walking backwards.
- SANTOS, RUSSELL JNHgranted 1992-06-23cancelled 2000-09-29
Successor callsigns
Callsigns held now by people who previously held K1TSV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1TSV, oldest first.
- SANTOS, JAMES R RI1996-01-29 → cancelled 2000-05-27
- SANTOS, RUSSELL J NH2020-07-02 active