SMPS: Perhaps the single biggest reason to use a switch mode power supply (SMPS) on a power amplifier is that

Paul McGowan writes: Perhaps the single biggest reason to use a switch mode power supply (SMPS) on a power amplifier is that the output of a properly designed one is more like perfect DC than that of a conventional supply; and not just by a little bit. Conventional supplies switch back and fourth between plus […]

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Have you heard pro studio monitors ?

13 responses so far; the thread starts: I have recently turned to “pro” gear . I have not heard a “bright” set of studio monitors yet ? They are not designed to accentuate any frequencies . I have owned many bookshelf speakers over the course of my life and none have come close to studio monitors […]

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We want to use the -3dB down point specified by the speaker manufacturer only as a starting point to turn the low pass filter up to – not as a rock hard rule

In a recent post we covered with good detail the steps to achieving low bass with your subwoofers.  By keeping the frequency lower than you need to match your main speakers you can focus your efforts entirely on getting the very low bass right.  Now it’s time to match up to the mains. Matching the […]

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PS AUDIO: The thing about skeptics

Paul McGowan writes: I wrote that I had an out-of-the-box idea to share with you.  This is just for fun and stimulation – and no, it is not a precursor to a new product.  The idea revolves around the notion that it is wrong-headed to use digital room correction of the loudspeakers themselves (above 150Hz […]

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PS AUDIO: I think great industries are founded by passionate amateurs

Paul McGowan: Amateurs, as defined by Wikipedia: An amateur is generally considered a person attached to a particular pursuit, study, or science in a non-professional or unpaid manner, often having little or no formal training in their pursuits, and many are autodidacts (self-taught). Does that describe our industry? And for that matter, are we even […]

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THE SONIC SWEET-SPOT: “Have you ever been leery of turning up the volume control too high because you don’t want to push the system too hard?”

Paul McGowan writes: Have you ever been leery of turning up the volume control too high because you don’t want to push the system too hard?  I don’t mean in terms of volume level but stressing out the preamp by getting too close to its limits?  If that’s happened to you, you’re not alone. It’s […]

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Dave Paananen, our director of engineering, asked “Isn’t it obvious the need for an album or CD is rapidly becoming unnecessary?

At first I dismissed the thought, so ingrained is the notion of an artist creating a package around a body of work, but then I realized he is right.  The medium itself has always dictated the package musicians use to wrap around their work. There’s the famous story of Sony founder Akio Morita’s dictate to […]

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DIGITAL: Older DACs and sampling rates

One from our archives, but still worth dipping in and out I feel. Neil I’m been looking at some older DAC options and there are some nice older models around which admittedly can’t handle todays hires sampling rates but is this really an issue? Just because an older DAC might only handle up to say […]

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PS AUDIO: Unless a reviewer who uses that term adds a comment explaining something I am missing, I am going to mark the question as that of a simple tried and true term that probably should be revised someday

  Paul McGowan writes: “One of my readers, Alan, recently asked a really good question.  “Reviewers of high resolution sound reproduction equipment frequently speak of one element of the reproduction, depth. But they speak of layers of depth; I’ve never really understood that concept, because in real life I always hear a continuum of depth.” […]

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Valve power – feel the force!

“I thought that I’d give my valve amplifier combo a proper work-out for the first time to see if this ‘shitty little 60W Yaqin amp’ from China (modified by our resident friend and forum moderator Anthony Matthews of Tube Distinctions) could hack it with some hardcore dance music at serious levels.  Needless to say I […]

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Palpability

Paul McGowan writes: I thought today I’d touch on the term Palpability for a couple of reasons: I use it to describe certain aspects of what we hear in our stereo systems and more pertinent – I have just been exposed to a greater degree of it than ever before. I was going to title […]

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