Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7SVI callsign genealogy
Currently held by Hatvany, Joseph S
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 KB7SVI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KB7SVI.
- Hatvany, Joseph SWAgranted 2003-01-10cancelled 2006-10-17
All historical holders
Every license row we've seen with the callsign KB7SVI, oldest first.
- Hatvany, Joseph S ME2003-01-10 → cancelled 2004-01-08
- Hatvany, Joseph S WA2017-03-29 active