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Waters on the Hardware: Notes on the RSX Technologies Power Cables


Dean Waters at Pacific Audio Fest 2023 (photograph and image processing by David W. Robinson) Serious listeners of high-end and high-resolution audio generally agree that cables matter. When spec'ing the various components we look to buy and install, we also give consideration to the cables that will connect it all together. We tend to focus... Read More »


PS Audio DirectStream DAC MK2


"As good as it gets?" I dunno know anymore. Every time we get something here to listen to, and possibly review, we sit there and think just that. Which of course, we thought that the last time… that it was as good as it could get, but now, this time, it is better than that,... Read More »


Impressions:  The TARA Labs Omega Live Headphone Cables with HFX Floating Ground Station


David W. Robinson photographing at Icicle Creek, Leavenworth, WA, during the great fires of 2012. (Photograph by Lila Ritsema; image processing by Robinson.) Headphones…dig it! The spring of 1970. Yeah, that's when it happened. That's when I bought my first pair of headphones. I needed them, since I had become very interested in reel-to-reel tape... Read More »


Growing Concern with Audiophiles and Acoustics


Norman Varney of AV RoomService Ltd. has joined Positive Feedback as a Senior Technical Editor as of Issue 113. His expertise in his field of audio acoustics and experience in the field makes him a helpful voice in our creative community for the audio arts. As has been our wont from the beginning of PF,... Read More »


High Fidelity – to What?


Roger Skoff writes about an aspect of our hobby we sometimes forget... I've been calling myself a HiFi Crazy for well over half a century, I've seen the birth of solid-state electronics, of stereo (it was all mono when I got started), of CDs, DVDs, and every other kind of digital audio technology. And I've... Read More »


A World of Wilco, Part 2: The Deep Dive


In the last episode, I shared my rabbit-hole experience with Jeff Tweedy and the Wilco band when I first experienced the music as I streamed Episode 5 in the first season of Hulu's hit show, "The Bear." In this issue of PF, I'll share info on several items I've accumulated and knowledge about the band... Read More »


A New Way to Do an Old Thing


Roger Skoff writes about HiFi kit building When I first became a HiFi Crazy, I was twelve years old and, like virtually every other twelve- year-old kid, I had no money. That didn't stop me, though; I'd become an audiophile; been "bitten by the bug"; and had to have a hi-fi system of my own,... Read More »


The Audio Note (UK) CD 5.1x Red Book CD Player - Unicorn Sighting!


Greeting friends, I hope you are doing well! This article is about the Audio Note (UK) CD 5.1x Red Book CD player ($30,850 USD), a CD player that rewrites what kind of performance I thought was possible from CD players and the Red Book CD format.  A unicorn is a mythical creature of ancient lore:... Read More »


My High End Audio Trip to Sarasota, Florida – Follow the Yellow Brick Road to VAC and Suncoast Audio!


A Trip To Remember What an adventure! Despite the stifling heat in the 90s, and the intense humidity that would never let up, my recent trip to Sarasota (Florida) was one of my most favorites ever. How could it not be with such gracious hosts like Kevin Hayes and his lovely wife Darlene Monteiro-Hayes at... Read More »


Recording Technique RADAR – Random Access Digital Audio Recorder, PART 3: Music (2)


The first fully functional HDD non-linear recording system, or how albums recorded using RADAR sound like Digital Sound Recording – method of preserving sound in which audio signals are transformed into a series of pulses that correspond to patterns of binary digits (i.e., 0's and 1's) and are recorded as such on the surface of a... Read More »


A World of Wilco: Bearing Witness to Jeff Tweedy's Music


Wayne Goins in watercolor (image processing by David W. Robinson) Jeff Tweedy and his world of Wilco music has entered my space, and I'm pretty damn happy about it. Let me just say upfront: I admit it—I'm probably the last one to the party. Actually, I'm extremely late, but very likely not the last one.... Read More »


In Memoriam: The Passing of Brian Hartsell


Brian Hartsell in the Atrium at RMAF 2005…back when you could smoke there! Brian Hartsell has passed away. Another good audio man gone. Apparently, he died on Friday, August 4, 2023, while in hospice care. My audiobud Nick Despotopoulos got in touch with me earlier this week to let me know. (Thanks, Nick!) His life... Read More »


In Unity There Is… We May Never Find Out


Roger Skoff picks up the cry for a new HiFi Industry Association   Do you remember electric trains? Practically every family who had kids owned one. Even adults loved them, and they could be bought almost everywhere, including toy shops, hobby shops, department stores, and even some "dime" stores. At Christmas time, there was hardly... Read More »


Confessions of a Record Collector, Part One


I wonder if a lot of Copper and Positive Feedback readers are record collectors. Well, I suppose that's like asking if dogs like bones. Record collecting can be fun or frustrating, cheap or expensive. Finding a mint original copy of an RCA Living Stereo Reiner Scheherazade or Meet the Beatles at a garage sale for 50 cents—an... Read More »


Neurochrome Purifi 1ET400A / Hypex NC500 Input Buffer


Hi Folks! Not in your typical fashion here but I have a quick review based on a module meant for the DIY folks. See, I've been on a journey to build my own amplifiers using *gasp* Class D modules readily available from a few different sources. I've built ICE-based amplifiers, some nondescript "chip amps" (which... Read More »


A Cartoon by Bruce Walker


From the PF paper 'n ink archives:  A cartoon by Bruce Walker, drawn in 1993 Pianist Envy:  'Oh, how I wish that I could play like that!'


Whizbang 9: An Unbelievable Review of an Absolutely Incredible Preamp


Roger Skoff writes about the very latest hot setup "The Whizbang 9 High-End audio preamp is a remarkable piece of audio equipment that aims to deliver an unparalleled listening experience. With its sleek design, advanced features, and excellent performance, it caters to audiophiles and music enthusiasts who demand the highest quality sound reproduction. First and... Read More »


The Passing of Jonathan Tinn:  a Photo-Essay in Melancholy


Ye Olde Editor on the Via Dolorosa, Jerusalem, Israel, 2022 (photograph by John Robinson) Friendships are the only unregulated relationships. There are legal requirements for marriages, the having of children, and the treatment thereof. Business relationships and financial institutions are subject to laws, claims, suits, and the legal system of this country. Relationships with the... Read More »


…and Steve says…On Excellence and Expectations – and Choosing Speakers


Last year I had the opportunity to visit with a friend and listen to their system that included the $329,000 Wilson Chronosonic XVX Loudspeakers. Their system is certainly one version of "state-of-the-art" and one of the very best systems I've ever heard. Over the years I've heard many other very expensive, high quality systems that... Read More »


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