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Travel with the Devil: A Review of iFi's Diablo


We're all thinking about travel. Where can we go? How are we going to get there? And what will we listen to on our way? The Diablo (Spanish for devil) is a battery-powered DAC/headphone amp that you'll be packing with you whether your next journey is to heaven, hell, or a more lateral journey across... Read More »


Zesto Audio Andros Deluxe II Phono Stage:  World Premiere Review!


George Counnas of Zesto Audio with his Andros Deluxe II Phono Stage in Bob Levi's listening room Before I start: the most-asked question answered first! Yes. Those of you who own the Zesto Audio Deluxe Phono Stage may receive a factory Deluxe II upgrade through any Zesto Audio dealer for $1200, including a new faceplate... Read More »


Dual Duty - Questyle CMA Twelve DAC / Headphone Amplifier


It's funny. As we move up through the echelons of the audio world, the pieces that produce our sonic magic become more and more singular in function. The jobs which devices perform move into larger and more separate boxes as if no component can do two things well at once. Stay in your lane. In... Read More »


Charisma Audio Musiko Tonearm, Soundeck, and Audio Machina Accessories


World Premiere Review! A killer combination forced me to overcome my fear and buy the review sample. Review By Rick Becker With this article, Positive Feedback continues its content-sharing relationship with Enjoy the Music Rick Becker shares his thoughts on the Charisma Audio Musiko Tonearm, Soundeck, and Audio Machina Accessories. Dr. David W. Robinson, Editor-in-Chief "The more one knows about... Read More »


Siltech Legend 880 Cables - When the Classic Becomes a Legend


For those Audiophiles that have been around a while, the name Siltech conjures images of high-end esoterica and rarified audiophile air. Edwin van der Kley Rynveld, an electrical engineer with very high level experience at Exxon and Phillips, acquired the company in 1992. Since the acquisition, Edwin has propelled Siltech into the ranks of the... Read More »


Hana SH Phono Cartridge


Did high output moving coil cartridges morph into some kind of oddball niche product when I wasn't paying attention? Despite the considerable press attention paid to the relatively new line of Hana cartridges, nearly all of it has focused on the low-output versions. The precious few reviews mentioning the high-output versions treated them as, at... Read More »


The Little Devil - The ifi iDSD Diablo DAC/Amplifier


Established in 2013, iFi currently has developed and manufactured over 30 products from its headquarters in Southport, UK. Sourcing parts from all over the world its main aim has been to create high quality audio wherever you are. Thus, the iFi iDSD Diablo would be the quintessential device to deliver on its mission statement. For... Read More »


McIntosh MHA200 Tube Headphone Amplifier - World Premiere Review!


Bob Levi with the brand new McIntosh MHA200 Tubed Headphone Amp (all photographs courtesy of Bob Levi) Once Upon A Time, in Binghamton, NY, a gathering of McIntosh engineers decided to produce an all-tube headphone amplifier without peer. They loved the sound of the Mc275 amplifier and its transformer circuit dating back to 1949, but... Read More »


Adventures In De-Crapification with the USBe Perfect


Hey Kids! It's 2021, and with no more pressure to have the US BeBest, let's all go play with the USBe Perfect! When the call came in, Georgia area code—caller unknown, I let it go straight to voicemail. Finally weeding out spam calls, I found—tucked between a Police Defense Fund plea and a faux breast... Read More »


Didn't Pass but Didn't Go - Further Thoughts on Pass Labs XA30.8


Part 2 (Part 1 can be found HERE) I originally titled this discussion as "Don't Pass, Go!" I meant, don't pass on the XA30.8, go! I didn't expect I'd disappear, but... this past year has been difficult for all of us. Covid-19 put a kink in things for all of us, I added to my... Read More »


Violectric HPA V550 PRO Headphone Amplifier


Headphones and the personal audio scene are a healthy and vibrant niche in our hobby, with a growth curve that has exponentially accelerated over the past decade. The selection of headphones, headphone amplifiers, and specialty cabling manufacturers is impressive, with a width and breadth of companies that is on par with any other sector in... Read More »


Siltech Crown Princess Interconnect


If there was a robust market for high-end audio cables back in 1983, I wasn't aware of it, but that's when Siltech joined the fray. In 2018, they commemorated 35 years with a limited edition series. It's now 38 years! That's a long time in any business. The 35 Year Anniversary series is comprised of... Read More »


Ahhh zaZen! The zaZen II Isolation Platform


ZaZen is a Zen Buddhist practice for individuals to achieve some peace, however temporary. I am familiar enough with Zen practices to know that I have little to say that is true of it, but allow me to say that the peace does not come easily, and certainly not automatically. One of the results practitioners... Read More »


Xavian Ambra Esclusiva Loudspeakers


"Hello beautiful" is what I found myself thinking, as I unpacked the Xavian Ambra Esclusiva speakers from their carton. I am a fan of immaculately crafted furniture, and if any loudspeaker can claim to have cabinets that qualify as finely crafted furniture, the Ambra Esclusivas surely can. After having reviewed hundreds of speakers with cabinets... Read More »


Audience adeptResponse aR6-T4 Passive Power Conditioner


With Audience's frontRow powerChord. Reacquaint yourself with the art of deep listening. Review By Dr. Michael Bump With this article, Positive Feedback continues its content-sharing relationship with Enjoy the Music Dr. Michael Bump shares his thoughts on the Audience adeptResponse aR6-T4 Passive Power Conditioner and the frontRow powerChord. Dr. David W. Robinson, Editor-in-Chief I recently came across an article... Read More »


Record Doctor Clamp


Might this be the easiest review I have ever written? I'll cut to the chase and claim that the Record Doctor record clamp is a "no brainer" essential accessory for vinyl enthusiasts. Numerous similar products have been available for years, but I have never felt motivated to experiment with admirable performance of my Pioneer PLX1000... Read More »


Karan Acoustics KAS 600 Stereo Amplifier and KAL Reference MK3 Preamplifier


A System For All Seasons It seems like a lifetime ago I reviewed the Karan Acoustics KAS 450 stereo amplifier. My conclusion was "This is an amplifier I could live with for the long haul," and was planning on adding it to my system. If not for a train wreck of an experience with a... Read More »


Synergistic Research Galileo SX Ground Block - The Benefits of Unshackled System Performance


For many of us, it has been a process. Maybe a long and challenging process, but one with plenty of rewards and satisfaction. Can we call it a hobby, an infatuation, or is it something in between? Regardless, over time, we have learned that passion and new discovery can be a never ending joy. You... Read More »


Fono Acustica Armónico Interconnect


Hecho a Mano When I first visited the Fono Acustica site, my attention was drawn to the repeated use of the words artisanal and hand-crafted. These are loaded words to the contemporary ear. As we move from the first machine age into the age of intelligent machines, they stimulate nostalgia for a bygone time when... Read More »


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