Forward to a friend and help us engage more readersPaul McGowan is the CEO and co-founder of PS Audio Inc. a Boulder Colorado design and manufacturing company of high-end audio products and services. McGowan has been designing and building high-end products for nearly 40 years. Hobbies include skiing, music, hiking, artisan bread baking, kick boxing and cooking. He lives in Boulder Colorado with his wife Terri and his 4 sons.
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The two parts to any sound reproduction chain that are imperfect – in fact not very close to perfect at all – are the inputs and outputs. Everything else in between the input microphone and the output loudspeaker is relatively […]
If we mentally step back from focusing on just the reproduction chain (your stereo system) and look at the entire process of capturing and playing back the sound of live musicians playing in a room, we can see it as […]
If the high-end designer really wants thunderous bass response in his equipment, a servo is perhaps the very best way to go. You’ve probably heard of servo bass before but servo controlling the low end response of an amplifier is […]
Yesterday I explained the real problem in using a direct coupled product like a power amp or preamp is not the DC they produce, which is minimal at best, but how these products handle DC from OTHER products. If the […]
Recent Comments
Soundminded: First impressions of the first movement, four ideas seem evident. Romeo and Juliet Overture stands...
Soundminded: This two disc set is from analog recordings originally made in 1975-1976. It’s DG 453 088 2....
Lawrence Schenbeck: You have to admit, though, the third movement seems a long ways away, expressively, from the...
Soundminded: I’ve got a set of the Karajan recordings of 4,5, and 6 on CD and I’ll be listening to...
stimpy2: I believe that Andy Narell’s pans were crafted by Ellie Manette who is I believe the preeminent...
Soundminded: I always like these postings that stand back and try to look at more than one or two trees but...
Bassman23: It’s important to remember that both microphones and loudspeakers are members of that class of...
stimpy2: I enjoyed reading reading this article very much and have been at several of his concerts and up close...
Paul McGowan: Sure. The idea is to build an active differential low pass filter whose rolloff is low enough to not...
Paul McGowan: No worries – but I don’t actually have any control over where these post or when,...
stimpy2: I just joined the group and was under the impression (notice that I am not using the word assumed) that...
Rick Dieterich: I have been searching for a new sub(s) for my system and one brand I’m considering is the...
Soundminded: Does your use of the term “servo” in this context mean frequency dependent negative...
Dan Gravell: Great comment! It comes down to how your music player works. Personally, I don’t see filenames...
countessouroboros: I realize this post is a bit old now, but for future viewers I feel I need to point out that...
Paul McGowan: Thanks Scott!
sbrinck: Paul The Munich audio show was the bomb !! I am extremely envious ! If you ever decide to quit your day...
Paul McGowan: Yes the apertures are located in the 1/8 space corners so they should be as effective as possible....
Soundminded: I’m quite curious and I must admit somewhat skeptical about how effective these frequency tuned bass...
Paul McGowan: Aging memory Mark. I wrote what I remembered and then went back and actually measured it.
The Q...
Soundminded: Paul, on April 27 you posted “The main listening room at PS Audio is approximately 16 feet wide...
oliver T. Finch: Simple. Treat the cause and there won’t be any symptoms.Regards.
Paul McGowan: You’re certainly correct and I’ll do my best to give a full report.
Paul McGowan: Thanks! Glad you’re enjoying.
petewilson: As suggested above, it’s a Good Idea to fix the cause(s). But, in general with real-world rooms,...
Soundminded: In response to the question about treating the cause or the symptom in medicine it’s my...
jb4: Thank you for very interesting posts and video’s. I totally agree with your approach, cure the cause,...
oliver T. Finch: Excellent posts. I look forward to them everyday. Very informative too.I am being convinced more...
Paul McGowan: Oh my goodness yes, depending on the capacitor type the inductance is certainly an issue – for...
coppy: Great articles, Paul, Thanks. And thanks also to all those knowledgeable folks who add their comments as...