Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K8SEX callsign genealogy
Currently held by Adams, Tyler J
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 K8SEX's current licensee, walking backwards.
- Adams, Tyler JMIgranted 2019-06-04cancelled 2020-10-06
Successor callsigns
Callsigns held now by people who previously held K8SEX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8SEX, oldest first.
- KRABILL, JERRY F OH2007-02-07 → cancelled 2019-02-12
- Adams, Tyler J MI2020-10-06 active