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AK500N The Ultimate MQS Network Audio Player


I would have called this a Quicky, but lets bump it up to a First Look in honor of Astell&Kern's top effort to date to create a network server, ripper, and ultimate headphone station and more! This powerful digital device has graced my big reference system for two weeks and here is what I heard.... Read More »


Musings on Building a Digital Music Server: Catching Up on Portable, High-Resolution Audio with the RAL REX-KEB02iP


"A smile like the cartoon, tooth for a tooth you said that irony was the shackles of youth you wore a shirt of violent green, uh-huh I never understood the frequency, uh-huh" —"What's the Frequency, Kenneth?" by REM As Slim Pickens' character says in the film Dr. Strangelove, "Well, I've been to one world fair, a... Read More »


Musings on Building a Digital Music Server: Revisiting the Rega DAC


"The muses dance and sing| They make the children really ring I spend the day your way Call it morning driving thru the sound and In and out the valley" - "Roundabout" by Yes   As you may remember from an earlier article, I recently moved to San Francisco and had to scale down my... Read More »


exaSound Brings Quad DSD to Mac, Support for Linux and Windows Server Enhancements


George Klissarov, exaSound (left) and Jared Sacks, NativeDSD.Com (right) Listening to Multichannel DSD Music at RMAF 2013 Pushing the Boundaries of High Resolution Audio Many Positive Feedback readers and audiophiles are familiar with exaSound Audio Design based in Toronto, Canada. For those of you who are new to the world of high resolution stereo and multichannel music... Read More »


Musings on Building a Digital Music Server: The Ayre QB-9DSD and the State of the Art


"And you may ask yourself How do I work this? And you may ask yourself Where is that large automobile?" —"Once in Lifetime" by David Byrne, Brian Eno, Chris Frantz, Jerry Harrison, and Tina Weymouth It took a really long time to get to review the Ayre QB-9DSD and even then they had to send... Read More »


Musings on Building a Digital Music Server: The AudioQuest Diamond USB and Stealth Varidig Sextet versus the Synergistic Research USB Active SE and their Element Copper, All with a Manley Skipjack


"Listen as the wind blows from across the great divide voices trapped in yearning, memories trapped in time the night is my companion, and solitude my guide would I spend forever here and not be satisfied?" —"Possession", Sarah McLachlan This does look back a long time. After a conversation with Josh Heiner of Sonicweld about... Read More »


Sonic Upgrades for Sony's HAP-Z1ES High Resolution Audio Server


Sony Jumps into High Resolution Audio, Launches the HAP-Z1ES Music Server Last September, Sony Electronics brought High Resolution Audio into their Audio Product Line with the announcement of several new products including a top-of-the-line Stereo Music Server, the HAP-Z1ES that retails for $1999.99. The HAP-Z1ES is designed as a turnkey music server that includes 1TB... Read More »


More Musings on Building a Digital Music Server: the KingRex UPower, uArt Y USB Cable, and UD384 High-Resolution DAC


"Then you better start swimmin' Or you'll sink like a stone For the times they are a-changin'" —Bob Dylan, "The Times They Are A-changin'" Sometimes, less is more, and innovations come from unexpected places. One example is the KingRex UPower and uArt Y USB cable. Although the UPower is very small (about the size of... Read More »


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