Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1SET callsign genealogy
Currently held by HATHAWAY, ROBERT M
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 W1SET's current licensee, walking backwards.
- Studer, Seth JNHgranted 2019-12-26cancelled 2020-01-24
Successor callsigns
Callsigns held now by people who previously held W1SET.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1SET, oldest first.
- HATHAWAY, ROBERT M VT2006-09-19 → cancelled 2018-12-19
- Studer, Seth J NH2020-01-24 active