Because television waves with a wav

Because television waves with a wavelength shorter. Diffraction can not pass through large obstacles. So when the wave hit TV car or plane. It is a phenomenon of interference with radio transmission from the station to the receiver simultaneously. Cause blurred on screen So, to get a clear image. The current system used by cable TV.

Because television waves with a wavelength shorter. Diffraction can not pass through large obstacles. So when the wave hit TV car or plane. It is a phenomenon of interference with radio transmission from the station to the receiver simultaneously. Cause blurred on screen So, to get a clear image. The current system used by cable TV.

Because television waves with a wavelength shorter. Diffraction can not pass through large obstacles. So when the wave. Hit TV car or plane. It is a phenomenon of interference with radio transmission from the station to the receiver, simultaneously. Cause blurred on, screen So to get a clear image. The current system used by cable TV.