Why are loudspeakers crucial components of home theater? What is sound? Which frequencies are most difficult to control and why? What complicates the task of speaker manufacturer? What is the function of the crossover circuit?
Selecting, interconnecting, placing and adjusting home theater speaker questions
Why selecting loudspeakers is a difficult task? What happens when the cable resistance becomes too high? What is a factor which affects the overall multichannel system performance? What is considered normal audio level variation following channel adjustments?
Why are decoders and multiple amplifiers found in modern home entertainment systems? What is the role of the surround speakers? What is the difference of today's multichannel sound formats from the Quad system of the 70s? Can I use the "A" speaker outputs of my amplifier to drive surround speakers?
Preamplifiers & Power Amplifiers
Why is the amplifier is the control center of a system? What components of the amplifier influence the quality of its sound? What determines the capability of an amplifier to handle low speaker impedance? How many speakers can my amplifier drive? My amplifier delivers 100 W per channel. Do I need to buy speakers with the same power rating?
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