Amateur Radio Callsign: KN4HRS
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KN4HRS |
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Yuan, Kalvin H
Chantilly, VA (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Technician |
| Name | Yuan, Kalvin H |
| Granted | 2017-11-15 |
| Expires | 2027-11-15 |
| Address |