Explanation

Name	Explanation
Descrambler	Electronic circuit that restores a scrambled video signal to its original form. Television signals, especially those transmitted by satellite, are often scrambled to protect against theft and other unauthorized use.
Dish	A parabolic antenna used to receive satellite transmissions at home. The older "C band" dishes measure 7-12 feet in diameter, while the newer "Ku band" dishes used to receive high-powered DBS services can be as small as 18 inches in diameter.