1.	SNOWY PICTURE
	Snowy picture is usually due to weak signal.Adjust antenna or install an antenna amplifier.
2.	DOUBLE IMAGE OR GHOSTS
	Double images are usually caused by reflections from tall buildings.Adjust the direction of the antenna or raise it.
3.	RADIO WAVE INTERFERENCE
	Wavy pattems are moving on the screen,which are usually caused by nearby radio transmitters or short-wave receiving equipment.