Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KT8UNA callsign genealogy
Currently held by Muckinhaupt, Michael C
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 KT8UNA's current licensee, walking backwards.
- Muckinhaupt, Michael CVAgranted 2019-07-12cancelled 2021-09-14
Successor callsigns
Callsigns held now by people who previously held KT8UNA.
- Muckinhaupt, Michael CVAgranted 2019-07-12cancelled 2021-09-14
All historical holders
Every license row we've seen with the callsign KT8UNA, oldest first.
- Muckinhaupt, Michael C VA2016-04-19 → cancelled 2019-07-12
- Muckinhaupt, Michael C FL2021-09-14 active