Amateur Radio Callsign: K9YRN
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K9YRN |
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BERTERMANN, RALPH E
MOUNT PROSPECT, IL (United States) |
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| License Status | Active |
|---|---|
| Operator Class | General |
| Name | BERTERMANN, RALPH E |
| Granted | 2025-02-06 |
| Expires | 2034-05-11 |
| Address |