Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NR7RX callsign genealogy
Currently held by BATTIN, JEFFERY A
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 NR7RX's current licensee, walking backwards.
- KF7YRPcancelledMadison High School Radio ClubIDgranted 2012-09-26cancelled 2012-10-27
Successor callsigns
Callsigns held now by people who previously held NR7RX.
- BATTIN, JEFFERY ACOgranted 2020-07-28
All historical holders
Every license row we've seen with the callsign NR7RX, oldest first.
- BATTIN, JEFFERY A CO2010-08-06 → cancelled 2010-09-17
- Madison High School Radio Club ID2024-08-13 active