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How long do tubes last? 3

Posted 2 years ago

Vacuum tubes, unlike solid state devices, have a much shorter lifespan. Over time their sound quality lessens and they need to be replaced. How long does a tube last? How can you tell when they are done or starting to lose their magic? Join us for this short five-minute video and find out what Paul has to say on the life of vacuum tubes.

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Hearing aids and high end audio 4

Posted 2 years ago

As we age our hearing tends to get worse and sometimes, it's necessary to get hearing aids. Does that spell the end of enjoyment of high-end audio? After all, we spend thousands of dollars acquiring the finest in loudspeaker and amplification systems, only to then listen through questionable-fidelity hearing aids. What's interesting is the facts of hearing aids and high-end audio are quite different than what we might assume. Find out why in this short video.

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Why don’t more speakers have servos? 2

Posted 2 years ago

Woofers—especially subwoofers—can be uncontrolled and distortion prone if they do not have an active servo to help them. Fact is, almost no subwoofers and active loudspeakers have servo systems today. Why is that? How hard is it to build and how do they work? PS Audio CEO and designer, Paul McGowan explains active motional feedback systems known as servos.

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How driver materials affect sound quality 4

Posted 2 years ago

Our loudspeakers are constructed from combinations of both manmade and natural materials like plastic, metal, diamond, wood, and paper. How does each of these materials affect sound quality in our loudspeakers? Find out in this latest video

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Choosing a UPS for the system 10

Posted 2 years ago

When it comes to the occasional power outage, how important is it the system stays live? Paul answers this common question and gives some advice on what type of UPS battery backup system is the right one. Not all are appropriate and there's one type to stay away from entirely.

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The lowdown on subwoofers 9

Posted 2 years ago

Subwoofers, whether built in or separate, are often either over looked or—worse—scoffed at and ridiculed as excessive. Nothing could be further from the truth. Learn why adding a subwoofer might be the most important missing element in your system.

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How important are speaker cable gauges? 3

Posted 2 years ago

Connecting your power amplifier to your loudspeakers requires a cable. Just how important is the size and construction of that cable to good sound? Paul explains the hows and whys of loudspeaker cable designs and requirements.

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Optimizing small room acoustics 0

Posted 2 years ago

The rooms we play our stereo systems in influence how they sound. In fact, they have a huge impact. Paul helps us with a few tricks of the trade to optimizing imaging and tonal balance even in a small room.

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The secret of good imaging 2

Posted 2 years ago

We want our stereo systems to image, to generate a realistic soundstage that we can close our eyes and imagine were at the recording venue. What's the best way to achieve good imaging? In this short video, Paul discusses the basics of good imaging.

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Audio Clipping 7

Posted 2 years ago

Clipping can be destructive, particularly to loudspeakers. What is it, exactly, how does it occur, and what can you do about it? In this short video, Paul helps us understand what clipping of the audio signal is, and when it should be worried about.

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