Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1SER callsign genealogy
Currently held by M-Ferrate, Rodolfo
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 KA1SER's current licensee, walking backwards.
- M-ferrate, RodolfoUTgranted 2024-10-02cancelled 2025-04-29
Successor callsigns
Callsigns held now by people who previously held KA1SER.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1SER, oldest first.
- BEEBE, ANGELA M CT2012-09-13 → cancelled 2024-09-14
- M-Ferrate, Rodolfo UT2025-04-29 active