If you’re in the market for a new speaker system, your first thought should be about size. Room size. With gaming systems and home theater stereo setups, it’s imperative not to under- or overdo it; ...

Q I want to buy a new receiver and am confused by the amplifier specifications. How do I know what they mean and what I need? — Gary K., Sewickley, Pa. A When choosing an amplifier or receiver the ...