Ohm's Law Podcast

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.
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Should speakers be rolled off?

There are as many opinions on speakers and their implementation as there are stars in the sky. Do you get better sound from removing the bass from speakers before augmenting with a subwoofer or, should the subwoofer be used in addition to the bass already available on the speaker?

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How much does size matter?

When it comes to building circuitry for high-end audio how much do the parts matter? Can the older, larger, through-hole parts compete with modern day tiny miracles called SMT? And, which is better?

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Planars and electrostats

Speakers come in all sorts of variety from dynamic cones, horns, to ribbons, plasmas, and electrostats. What makes these different from each other and in particular, the differences between planars and electrostats. HGow do they work? Paul explains all.

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Steve Marriott and Humble Pie

Humble Pie was one of the greatest live bands the world of rock and roll has ever known. It was a band that guitarist Peter Frampton called “The best band I was ever in”. This 1972 interview with Paul McGowan is a treasure pulled from the archives and filled with debauchery, music and a glimpse…

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The best way to bi-wire

Bi-wiring has a number of performance advantages if you know how to make the best of available choices. But can you use the same amp’s binding posts to feed both cables? And what types of cables are best for bass and for top end?

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Why aren’t power amps regulated?

Power amplifiers generally have pretty crude power supplies unlike their more sophisticated brethren like preamplifiers and their regulated supplies. Find out if it’s a matter of cost or technology that holds back regulation in amplifier power supplies and what we do or do not give up in sound quality.

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Will room correction fix everything?
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Big amps vs. small amps

Is a big amp the right way to go? Some would suggest the perfect amp is matched to the speakers but Paul has a different story to tell in this podcast explaining why amp power matters.

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What’s the perfect speaker height?

Common wisdom of speaker height in rooms is all over the map. Find out what Paul thinks and at the same time, get an explanation about how a line source like the IRSV roks.

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Does hearing change with age?

As we age our hearing changes but is it always worse? Can our brains make up for slight hearing loss and more importantly, should we be tailoring our systems to accommodate?

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Elton John

Sir Elton John is one of the best-known musicians in the world, but that wasn’t always so. Paul McGowan had a chance in the early 1970s at the start of his career to both launch the world premiere of his then-new song, Rocket Man, as well as spend time with the musical legend. Pulled from Paul’s…

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Computers and audio

If all you have is a computer and you want to start playing music, what else do you need to get music from the computer into your high-end audio system? Paul gives us the complete story.

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PRaT and do the British do it better?

Pacing, Rhythm, and Timing the metric many use to measure how much toe tapping their systems bring. It has been noted that the british pay far more attention to PRaT than Americans. Is there a reason for that?

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What is signal ground?

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.

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Vintage audio equipment

Is vintage audio equipment worth keeping? There are certainly audio classics, treasures few would want to relegate to the trash heap, yet modern equipment is often so much better is causes one to wonder.

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The best way to stack audio gear

Audio furniture is designed to hold the collection of amps, preamps, CD players, and everything that goes into building a music system. What’s the best way to stack audio gear and does it matter to sound quality?

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PS Audio Speaker designs

PS Audio’s new line of loudspeakers will reflect the work of Infinity founder Arnie Nudell. How will they compare? What design parameters will they embody? What will they cost?

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Arnie Nudell

A once in a lifetime interview with the late Arnie Nudell, physicist, engineer, audiophile, and founder of one of the most iconic loudspeaker companies in the world, Infinity Systems. Join Paul McGowan, his lifelong friend and former partner, in this one-of-a-kind in-depth interview with a legend in audio.

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Are tone controls bad?

In purist audio realms, the bass and treble controls are often unavailable on equipment and even shunned and despised by audiophiles. Why is that and is there any truth to the notion that tone controls make the sound worse?

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Easy subwoofer setup

Setting up a subwoofer properly brings a wealth of new information to the high end system and fills in where the main speaker leaves off. But, setup can be a challenge. Here’s an easy solution.

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Horn Loudspeakers

Horn loudspeakers are very popular, but are they any good? What is their attraction to audiophiles? Paul gives us the down low on these speakers and explains how they work.

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How designers voice loudspeakers

Audio engineers start with a lot of measurements that look at everything from distortion to frequency response. For most companies, that’s where it ends. But for high-end audio companies like PS Audio, it’s only the beginning.

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Harvey Gizmo Rosenberg

Harvey Rosenberg was an icon of design and life in the audio industry. The founder of New York Audio Labs, Harvey had a great design hand and an even better sense of humor. Paul relives some of Harvey’s best escapes.

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Matching speakers to amps

When speaker designers voice their new products do they try and match it to a specific amplifier, like a tube amp? Or another? Or, is there a way they do it in a neutral fashion?

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Cat Stevens

On this edition of Ohm’s Law, we go back in time, to 1972, and interview one of the legends in music’s history: Cat Stevens.

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Class D amplifiers for regenerators

The finest AC power regenerators are built with traditional class AB technology in their output stage, like the PS Audio Power Plants. Why not use an efficient class D amplifier instead?

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Stop by for a tour:
4865 Sterling Dr.
Boulder, CO 80301

Join the hi-fi family

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