In addition, the HDCD decoder’s internal digital filter provides significant sonic improvements to non-HDCD source material as well. This sophisticated encoding/decoding system greatly reduces both additive and subtractive distortions in digital recordings, providing a resolution and freedom from distortion equal to that of analog recordings. This process is a true advancement in digital audio reproduction, providing one of the single greatest improvements in digital audio since the introduction of the CD format more than a decade ago. Hello, whether it’s worth looking into old dac such as Spectral SDR 2000, Mark Levinson No.35 (36) or so Sonic Frontiers Sfd-2 Mk2 DAC. The SFD-2 MKII includes a free HDCD-encoded sampler CD to demonstrate the HDCD process. The following tube types will work under the same technical parameters as the 6922 and require no circuitry modification to function: If desired, replacement of these tubes may be done to suit the listener’s preference. The SFD-2 MKII comes with two 6922 (6DJ8-type) tubes, individually boxed and bagged along with a cotton glove, screw- driver, and screws for fastening the SFD-2 MKII cover. Sonic Frontiers SFD-2 MKII - Owner's Manual Original MSRP was a whopping $5300 in the 1990's AND it's featured on the fabulous The Vintage Knob website so you know it's truly something special. Sonic Frontiers SFD-2 MK II - Vintage Tube DAC. Details about Sonic Frontiers SFD-2 MK II - Vintage Tube DAC with HDCD - SkyFi Serviced. Melos Max-3, Rare Digital Analog Converter with Tube Output, Audiophile DAC. Please click here to read the glowing Stereophile review for more details on its sound quality. 300.00 + 16.85 shipping + 16.85 shipping + 16.85 shipping. This is also the more desirable MKII version with the HDCD chip that improves non-HDCD source material, along with many more refinements. Yes, the internals are absolutely stunning, just as good as the sound. A ridiculous amount of our labor went into getting this unit back to factory specs.įinally we replaced the cover with a better ventilated version that also shows off the internal artwork. It's now working absolutely perfectly and is likely to do so for a few more decades.Įvery suspect component was replaced with equal or better versions. This collectible and desirable vintage Tube and Solid State DAC was fully restored in-house, with over two dozen capacitors, resistors, and transistors replaced.
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