Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AE4JX callsign genealogy
Currently held by KATCHUSKY, DONALD A
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 AE4JX'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 AE4JX.
- KATCHUSKY, DONALD AFLgranted 2026-08-05