I was just reminded of this on the IMAC website.
For our International competitors and visitors.
Don't forget to bring the appropriate electrical adapters for your chargers, power supplies, etc.
The United States uses 120V at 60hz with Type A or Type B plugs
For any shipments you may have coming in for the World Championship, you can direct them to the AMA in Muncie for holding until you arrive. The address and contact person is listed below:
Academy of Model Aeronautics
Attn: Colleen Pierce (FAI Coordinator)
1561 E. Memorial Drive,
Muncie IN 47302 USA
Ph: 765-287-1256 EXT. 252