Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3YEB callsign genealogy
Currently held by CHADA, CARL F
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 K3YEB's current licensee, walking backwards.
- SEMETHY JR, WILLIAM RPAgranted 2014-05-24cancelled 2016-09-02
Successor callsigns
Callsigns held now by people who previously held K3YEB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3YEB, oldest first.
- CHADA, CARL F PA1996-03-26 → cancelled 2008-03-27
- SEMETHY JR, WILLIAM R PA2026-07-08 active