Learn how to make a speaker amplifier at home with our step-by-step guide! This video provides detailed instructions and tips ...

High-efficiency speaker DIY kit--Clear sound output, low noise, bring you the best listening experience. Any 5V power supply can be used, suitable for batteries or portable electronic products. 2 ...

His vision was to build a set of PC speakers by embedding a small amplifier and speakers into a pair of Air Force 1s. As you can see from the pictures on his site, they look awesome.

The equivalent impedance of the array of 8-ohm speakers works out to just around 10 ohms, which is easily driven by most amplifiers.

I paired the tiny 20-watt-per-channel $24.49 Lepai LP-2020A+ amplifier with the $44.50-per-pair Dayton Audio B652 bookshelf speakers. The total price (excluding taxes) on Amazon is just under $70.

I'll leave the final judgement up to Peter, though: "sounds as clear, crisp, and detailed as small tube-driven speakers can sound, and blows my Altec Lansing portable iPod stereo out of the water." ...