Amateur Radio Callsign: WD7I
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WD7I |
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Helman, David N
Brookline, MA (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Amateur Extra |
| Name | Helman, David N |
| Granted | 2021-09-09 |
| Expires | 2031-12-06 |
| Address |