Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3MRH callsign genealogy
Currently held by SHI, WEIWEN
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 N3MRH's current licensee, walking backwards.
- Hood Jr, Michael RCAgranted 2020-02-21cancelled 2024-12-28
Successor callsigns
Callsigns held now by people who previously held N3MRH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3MRH, oldest first.
- SHI, WEIWEN PA1992-06-23 → cancelled 2004-06-24
- Hood Jr, Michael R CA2024-12-28 active