Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1GEM callsign genealogy
Currently held by McPherson Sr, George E
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 KB1GEM's current licensee, walking backwards.
- McPherson Sr, George ECTgranted 2022-08-20cancelled 2022-09-09
Successor callsigns
Callsigns held now by people who previously held KB1GEM.
- Williams, Jerome DMEgranted 2020-11-13
All historical holders
Every license row we've seen with the callsign KB1GEM, oldest first.
- Williams, Jerome D ME2001-01-24 → cancelled 2001-03-22
- McPherson Sr, George E CT2022-09-09 active