home made

Hi dears, I enjoy building my own airplanes and recently I have built 2 of them that the rudder is causing an unexpected yaw behavior. Please, help me to find out what is going on. Before start I would like to point out that the controls are not reversed, and, besides the rudder, all other...

I've checked the prop direction, Calibrated the ESC's, even set the trim to the opposite direction. Nothing seems to help :( . I'm using the Flite Test Electrohub build kit, using a standard X-configuration. I think its something wrong with the programming maybe but I'm unsure. I'm using a...