Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR7DX callsign genealogy
Currently held by JENSEN, CHET D
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 KR7DX's current licensee, walking backwards.
- FRIES, LESTER RWAgranted 2002-04-10cancelled 2008-08-15
Successor callsigns
Callsigns held now by people who previously held KR7DX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR7DX, oldest first.
- FRIES, LESTER R UT2018-07-06 active
- JENSEN, CHET D— → cancelled 1998-11-12