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Callsign:  WB0YDI
Class:  Extra
Name:  Koopman, David E
City:  Maplewood
State:  MN
Zipcode:  55109
Status:  Active
Grant Date:  11/01/2017
Expires:  01/23/2028
Uls:  FCC Info

WB0YDI - Ham operator in Maplewood, MN
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