Normal
Re: Signal attenuation when splitting an outputPlugging in the camera likely unbalanced the signal. It probably took the cold and shorted it to ground. Get a transformer splitter or transformer isolate the camera and it will not have this problem.
Re: Signal attenuation when splitting an output
Plugging in the camera likely unbalanced the signal. It probably took the cold and shorted it to ground. Get a transformer splitter or transformer isolate the camera and it will not have this problem.