Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5TDV callsign genealogy
Currently held by Malmgren III, Henry G
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 N5TDV's current licensee, walking backwards.
- EUBANK, RICHARDTXgranted 2020-07-30cancelled 2023-01-21
Successor callsigns
Callsigns held now by people who previously held N5TDV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5TDV, oldest first.
- Malmgren III, Henry G TX2001-06-26 → cancelled 2013-06-27
- EUBANK, RICHARD TX2023-01-21 active