Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG8DR callsign genealogy
Currently held by Shiau MD, Yu Chien
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 KG8DR's current licensee, walking backwards.
- Shiau, Yu ChienMIgranted 2012-05-18cancelled 2019-05-25
Successor callsigns
Callsigns held now by people who previously held KG8DR.
- Shiau MD, Yu ChienMIgranted 2024-06-07
All historical holders
Every license row we've seen with the callsign KG8DR, oldest first.
- HARWOOD, DAVID J MI1994-11-22 → cancelled 2005-09-08
- Shiau MD, Yu Chien MI2019-05-25 → cancelled 2024-06-07