How to think about and measure the energy use of your home sound system.
As energy costs continue to spiral, cost-conscious consumers need to manage their energy consumption. While electricity requirements vary, a typical home sound system will use 20 to 50 watts in standby mode, increasing to 200 watts at maximum volume. But many setups aren't typical, so how do you assess your own?
Basic audio components such as turntables and CD players draw minimal power, but there's a direct connection between playback volume and energy consumption; the louder you go, the more energy it requires. Audiophiles using esoteric combinations of state-of-the-art…
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