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Ohms Law

Everything you ever wanted to know about audio, music and its reproduction is here. PS Audio co-founder and CEO Paul McGowan shares his more than 40 years of high-end audio experience, stories, interviews, and hilarious tales in this one-of-a-kind podcast. Ohm's Law is produced by PS Audio and presented ad-free for the community. Subscribe through your phone's podcast app and get the latest each day. And please, leave us a rating so others will join in.

Recent Episodes

How to tune the Infinity IRSV 0

The Infinity IRSV is one of the best loudspeaker systems in the world and, at the same time, one of the most intimidating. How does their crossover work and how does someone actually tune such a system?

Does THD effect noise? 0

Does Total Harmonic Distortion numbers tell us anything about the amount of hiss and noise present in a stereo product?

Does carpet bother a subwoofer? 0

When subwoofers are concerned does a carpet hamper the output especially if that subwoofer is a down firing style? This viewer believes that the furry protection from the floor will restrict his bass.

Do high efficiency loudspeakers harm sound? 0

We know that potentiometers (volume controls) sound best at their highest levels, so what happens when there’s also a pair of high efficiency speakers connected to that same system?

Do chassis keep magnetic fields inside? 0

Stacking stereo equipment runs the risk of interference from magnetic fields. Do chassis effectively keep out those magnetic fields and if so, how do we know which ones do a better job?

Can hum and hiss be eliminated? 0

We often see low THD figures in specification sheets of hifi equipment but do those numbers have anything to do with hum and hiss in equipment?

Are box speakers better than in-wall? 2

When building a high-performance home theater system is it better to use in-wall components or on-wall boxes and why? This viewer is anxious to build his own home theater and do it right.

Why should speaker cables have a minimum length? 0

The engineers at Naim Audio want to make sure your speaker cables are not too short. They claim that bad sound will happen if they are less than a certain length. Paul scratches his head on this one.

Why isn’t there more audio innovation? 0

Has technology left audio behind? We see 8K televisions but seemingly the same old audio products in new chassis and form factors but nothing really innovative. Is that true?

Why do reviewers prefer high powered amplifiers? 0

What is it about high power amplifiers that have audio reviewers insisting on their use? Wouldn’t a 50 or 100-watt amplifier be more than sufficient to drive a small set of speakers like the KEF LS50?