KR4OBT - Ham operator in Gainesville, FL

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Callsign: KR4OBT
Class: Technician
Name: Drumond Vianna, Matheus
City: Gainesville
State: FL
Zipcode: 32603
Status: Active
Grant Date: 08/04/2026
Expires: 08/04/2036
Uls: FCC Info

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