Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1CSH callsign genealogy
Currently held by Makris, Serafim
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 KB1CSH's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB1CSH.
- Makris, SerafimMAgranted 2008-02-08cancelled 2013-10-21