![]() ![]() Satellite and microwave-based services also require specific external receiver hardware, so the use of set-top boxes of various formats has never completely disappeared. ![]() Content, in this context, could mean any or all of video, audio, Internet web pages, interactive video games, or other possibilities. The signal source might be an Ethernet cable, a satellite dish, a coaxial cable (see cable television), a telephone line (including DSL connections), broadband over power lines (BPL), or even an ordinary VHF or UHF antenna. A consumer Palcom DSL-350 satellite-receiver the IF demodulation tuner is on the bottom left, and a Fujitsu MPEG decoder CPU is in the center of the board. ![]()
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