By now many of you are aware of the Castle Creations BEC unit. Many of you I'm sure have one if not many of these tiny little units. Whether you fly planes or heli's or dabble in rc rock crawlers these little devices can give your servo's the full power they need when the ESC's built in BEC just can't do it.

So a basic run down is that BEC stands for Battery Eliminator Circuit. Many of ...

Field Link allows you to modify the most commonly used settings in your Castle controller all at the touch of a single button.  Simply connect the Field Link to the throttle lead of the controller to power up. Click the button to scroll through and change the indicated settings.  That easy!

This programming card also works as a standard Castle Link that gives you acc...