Ohms Law

High efficiency loudspeaker and small amplifier or the opposite? What’s the best sounding combination of amp and speaker?

A coaxial driver combines both a woofer and a tweeter together but is this the best way to build a loudspeaker?

An automatic voltage regulator can provide long term stability for the house when voltages are unsteady, but are they needed or even desirable in a high-end stereo system?

What’s the perfect listening room? Is it acoustically dead or alive? Paul shares with us the secrets of achieving the perfect listening room.

How wide of an image should a high-end stereo system present and how does it do that?

Do speakers work best firing into the length of a rectangular room or the width? Audio expert Paul McGowan shares what he knows.

What can we ask of an electrician to ensure good AC power from our home when it comes to our listening rooms, and how important is that power?

Most people aren’t lucky enough to have both a dedicated home theater and 2-channel audio system. So what’s the secret to having both?

Back in the days of Thomas Edison and Nicola Tesla there was a huge debate whether to go AC or DC with our power grid. Paul answers if we should be rethinking this when it comes to our audio systems.

Ground is what is beneath our feet, but what about signals? Does equipment need earth ground? And, if so, how do battery powered units work? Or, 2-prong AC plugs without any 3d wire ground? Paulk answeres these questions and more.