For the sub, [Gregory] built a wonderful monoblock tube amp, able to push nearly 300 watts into a subwoofer. The other channels for this home theater system are amplified with a huge four channel ...

Whether you seek subtle low-end details or bone-rattling bottom, these top subwoofers deliver powerful performance for every room and budget.

At $1,999, Orchard Audio Valencia is a balanced desktop power amplifier designed for headphones, but powerful enough for ...

If you're looking to dig into the world of hi-fi systems that consist of a separate stereo receiver or integrated amplifier that powers a set of passive speakers — whether your passion is ...