Amateur Radio Callsign: W4ESF
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W4ESF |
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RATCHATAWETCHAKUL, YONGYUT
Redlands, CA (United States) |
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| License Status | Active |
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| Operator Class | Amateur Extra |
| Name | RATCHATAWETCHAKUL, YONGYUT |
| Granted | 2020-08-13 |
| Expires | 2030-08-13 |
| Address |