Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W1SYN callsign genealogy
Currently held by Olson, Erik J
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 W1SYN's current licensee, walking backwards.
- Olson, Erik JTNgranted 2017-03-15cancelled 2017-04-04
Successor callsigns
Callsigns held now by people who previously held W1SYN.
- Olson, Erik JWAgranted 2025-07-05