Amateur Radio Callsign: KB3YUN
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KB3YUN |
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Yu, Donghai
Gaithersburg, MD (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Technician |
| Name | Yu, Donghai |
| Granted | 2012-05-31 |
| Expires | 2022-05-31 |
| Address |