Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3SER callsign genealogy
Currently held by Rubin, Solomon E
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 K3SER's current licensee, walking backwards.
- Rubin, Solomon ECAgranted 2022-04-07cancelled 2022-04-26
Successor callsigns
Callsigns held now by people who previously held K3SER.
- Rubin, Solomon EDCgranted 2023-02-10