Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1YSK callsign genealogy
Currently held by VAN DE BRINK, HENRY
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 W1YSK's current licensee, walking backwards.
- Wysk, John PMAgranted 2024-03-30cancelled 2024-04-19
Successor callsigns
Callsigns held now by people who previously held W1YSK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1YSK, oldest first.
- VAN DE BRINK, HENRY MN1996-11-26 → cancelled 2008-11-27
- Wysk, John P MA2024-04-19 active