Amateur Radio Callsign: WN4USM
|
WN4USM |
|
Marshall, Duane D
Huntsville, AL (United States) |
|
| License Status | Active |
|---|---|
| Operator Class | Amateur Extra |
| Name | Marshall, Duane D |
| Granted | 2020-10-02 |
| Expires | 2030-10-02 |
| Address |