Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1ALT callsign genealogy
Currently held by Yaeggy, Hans
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 K1ALT's current licensee, walking backwards.
- Yaeggy, HansTXgranted 2011-03-30cancelled 2020-01-10
Successor callsigns
Callsigns held now by people who previously held K1ALT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1ALT, oldest first.
- ROBERTS, EDWARD A CT2006-09-21 → cancelled 2018-12-18
- Yaeggy, Hans TX2020-01-10 active