Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1YSH callsign genealogy
Currently held by Cate, Joshua M
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 K1YSH's current licensee, walking backwards.
- Cate, Joshua MNHgranted 2017-07-14cancelled 2017-08-08
Successor callsigns
Callsigns held now by people who previously held K1YSH.
No current licensee on record previously held this callsign.