Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KA8ART callsign genealogy
Currently held by Raharjo Tsai, Andrew
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 KA8ART's current licensee, walking backwards.
- Raharjo Tsai, AndrewFLgranted 2014-04-23cancelled 2014-05-13
Successor callsigns
Callsigns held now by people who previously held KA8ART.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA8ART, oldest first.
- CARLSON, DONALD L MI1995-03-20 → cancelled 2007-03-21
- Raharjo Tsai, Andrew FL2014-05-13 → cancelled 2026-05-14