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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PS Audio’s online radio stations

PS Audio is starting a series of free radio stations to get music into their community. Find out more.

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Why tube amps don’t have balanced inputs

If you haven’t noticed, most tube amplifiers do not have a balanced input. Paul helps us understand why.

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Tips for beginning audio designs

If you want to start designing your own audio equipment, here are a few tips to get started.

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Are surround speakers necessary?

We don’t often hear the surround speakers working when we watch movies. Are they necessary?

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Why preamps have high outputs

Preamps often output as much as 20 volts rms. But, power amps cannot handle more than about 2 volts. Paul helps us understand.

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Above the limits of human hearing

Why do so many pieces of high-end audio exceed the limits of human hearing? Paul helps us understand.

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How to position speakers

It is assumed an equilateral triangle is required, but Paul helps us understand why that’s not always the case.

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Software upgradeable audio processors

Seems like everything these days is upgradeable via software. Why not audio equipment?

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The history of subwoofers

When did subwoofers become part of the 2-channel scene?

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Acoustic panels on the front wall

When is it a good or bad idea to improve imaging with the addition of acoustic panels?

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Which DAC am I hearing?

Using the digital outputs of a CD player to an outboard DAC, which DAC are you listening to?

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Why speakers are made from MDF

The outer finish of a fine loudspeaker is either beautifully painted or layered in gorgeous hardwoods, yet beneath the outer veneer is plain old MDF. Why?

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USB Turntables

How many times do USB turntables process the audio signal through their electronics? Is it a pure path with only one conversion to digital or mucked up with many?

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Upsampling CDs

Is there any sonic value in upsampling CDs to a higher sample rate and bit depth?

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The BBC Dip

Between 1200Hz and 3,000Hz there’s often a dip in amplitude on most speakers. This has many names but is often called the BBC dip. Paul Explains.

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New receiver or new amp?

How do you decide when it’s time to add a new amp to augment a receiver or simply get a new set of separates?

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Do loudspeakers require a certain volume level?

Have you ever noticed how, when the music’s level gets too low, the music loses all its life? Paul helps us understand why

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Chasing Watts

How important it is that an amplifier have a big power supply? Can amps of equal wattage sound different?

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Burning in speakers

Do speakers require burn in or is it perhaps the listener that is being burned in and adjusting to the sound of the new speakers?

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Audio Alchemy DTI

Whatever happened to the Audio Alchemy DTI? Would it be beneficial to the sound of this person’s stereo chain?

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Analog Vs Digital vinyl

Is it worth buying vinyl today when much of it is digitally mastered or recorded? Plus, Paul looks for the right person to buy Arnie Nudell’s personal speakers.

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Wireless subwoofers

If you don’t want long cable runs feeding your subwoofer, is it acceptable to use a wireless sub connection?

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Thanks for digital audio

After years of staying away from digital in favor of vinyl, this reader thanks Paul for inspiring him to give it another go.

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Soundstage and speaker space

Soundstage is a critical element to achieve in a high-performance audio system. How important is the space behind the speakers?

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Products Paul wishes he had invented

Of all the products Paul HAS invented, what’s the one that got away that he wished he’d done himself?

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Measurements vs listening

Here we go again, the endless measurements vs. listening debate. This time Paul lends some further insights.

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

Join the hi-fi family

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