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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

What is fully balanced audio? 0

We hear of balanced and unbalanced audio inputs but what does it mean to be fully balanced? Is it something on the inside of the equipment? Paul explains how it works and why it’s important.

What is a 2.5 way speaker? 0

We’re familiar with two-way, three-way, even coaxial single driver speakers, but 2.5-way speakers? What the heck is that? Paul gives us the lowdown on this rare breed of speaker that may just be more marketing than technical.

Using a preamp for headphones 0

It is typical to use the headphone jack on the equipment or purchase a separate headphone amplifier, but what about driving high-quality headphones directly from the preamplifier out?

Sonic holography 0

At one time sonic holography was all the rage but now you hear nothing much about it. How does Bob Carver’s Sonic Hologram generator work, what did it do, and how did it do it? Paul also shares his own patented invention, the Spatial Projector.

Should dual woofers be in phase? 0

If two woofers share the same box should they be in phase or push-pull and out of phase for best performance? This great DIY question prompts Paul to show off the new PS Audio speaker reference model from Arnie Nudell.

Is it possible to measure sound quality? 0

Winner of this week’s Snake and Chicken award, this classic question comes alive once more as Paul adds another twist to the problem of measurements on equipment vs. how our ears measure sound quality. If you want to know what’s really happening this is a good one to watch.

Is it better to RIP or Stream? 0

Does sound quality vary between ripping digital audio data from a CD or copying it from a streaming service? Our questioner wants to know because he’s concerned about the increasing number of errors on his discs.

How to split the preamp output 1

If you want to use a single preamplifier to feed two separate power amplifiers, how do you properly split the preamp’s output signal without losing any quality?

How much setup goes into equipment voicing? 0

Tweaks, vibration damping, resonant dots, all manner of audiophile madness pervade our industry. When voicing PS Audio’s new designs, how much attention do the engineers pay to such high-end tweaks?