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Have a burning question for our founder, Paul McGowan? How something works? How to get the most out of your system? Tubes? Transistors? Streaming? Servers? Stories?

Paul will answer one question each day and share it “live” and unrehearsed on video. Submit your own question through the form on this page and Paul will answer those chosen by our editorial staff. Please leave your first name, location, and email address so we can credit you for asking.

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  • After labeling the subject, here's where you type in your actual question for Paul. If the question involves an immediate need, this is not a good place as Paul won't see them for weeks. If you have an immediate question email us [email protected] and we'll get right back to you.

How do you know if caps have aged? 0

Posted 14 hours ago

Capacitors in electronics as well as loudspeaker crossover networks age. When and how do you know to change them to newer ones? Paul gives his sage advice on the subject.

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How to listen at low volumes 10

Posted 1 day ago

When the neighbors are complaining about the loudness of your system, you pretty much have to turn the level down. But then, it doesn't sound right. What can be done?

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Audio burn in for best sound 6

Posted 2 days ago

We often hear the term "burn in" when it comes to high-end audio products, but what does that actually mean, why does it happen, and is it important?

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Building an audio museum 2

Posted 3 days ago

Paul gets a kind and generous offer from a viewer of a lot of great vintage equipment. Will he accept to build his audio museum, or is there even one he's working on?

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What to look for in a budget DAC 7

Posted 4 days ago

Digital to Analog Converters, DACs, range in price from the very expensive to the very inexpensive. How does someone make the choice of which DAC will best suit their needs?

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Are you a listener or a flicker? 1

Posted 6 days ago

When listening to music, do you flick around from track to track or enjoy the complete musical experience? Inquiring minds want to know how this works with Paul.

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How to tell parts quality 5

Posted 1 week ago

With all the thousands of parts that go inside a piece of electronics, how can quality be maintained? Paul explains the process by which quality is assured at PS Audio.

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How important is solder? 12

Posted 1 week ago

Solder is the connection between thousands of parts in a stereo system. What's its importance in terms of sound quality?

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What is the missing 1%? 7

Posted 2 weeks ago

In Paul's book, 99% True, Almost a national bestseller, what's the missing 1% implied in the title? Paul tells all.

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What is common ground? 4

Posted 2 weeks ago

We often hear the term "common ground" when it comes to power amplifiers. But, what does Common Ground actually mean?

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Is high resolution audio snake oil? 8

Posted 2 weeks ago

There are plenty of "experts" available to try and convince us that high resolution audio isn't anything bettere than CD quality. Is that snake oil? Should people spend more money on better DACs to be able to enjoy the benefits of higher resolution audio?

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Why do people hate Polk Audio? 9

Posted 2 weeks ago

Once upon a time, Polk Audio was the best economy speaker brand in the world. Yet, today, it's rarely heard from and, when it is, sometimes not thought well of. What happened?

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Low powered amplifiers 2

Posted 2 weeks ago

With all the talk of headroom and the benefits of high powered amplifiers, what's the problem with going in the opposite direction instead?

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What is DoP in digital audio? 1

Posted 3 weeks ago

We often hear a ton of terms when digital audio is spoken of, but what do they mean? In particular, what is DoP and how does it impact sound quality?

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