Get Big Sound You don't need a big home theater system to experience big sound. Not when you've got the Pioneer VSX516K powering your movies, music, sports, and games. Even content from your PC or portable audio player sounds truly amazing played through this Pioneer receiver, thanks to Pioneer's new "Sound Retriever" processing. Experience 100 watts across seven channels for a full-blown surround sound that fills your living room. Configure it to a smaller 5.1 system, and you can still get big-time sound immersion by configuring the two extra surround-back amps for extra up-front wattage (bi-amp speakers required). Either way, your entertainment will envelop you in one of nine advanced surround modes. Start Your Engines Just like the heart of a race car is its engine, the heart of your AV receiver is its engine. And, as any mechanic will tell you, "Your need a new air filter because yours is dirty. Oh, and by the way, your PVC valve is rusted, and you may want to consider replacing your blinker fluid." Lucky for us, in this case the digital engine is the microprocessor used to house the various decoders (Dolby and DTS) and DSP sound processing features of the receiver. High capacity and speed are always a good thing. And there are no air filters, PVC valves, or blinkers. But there are superior-quality chips, power...