Jake123 Posted April 21, 2022 Posted April 21, 2022 (edited) Further information: Up for sale is my PS Audio Directstream DAC with PS Audio Bridge II. DAC is in great condition. Firmware has been updated to Sunlight. Comes with remote. A really Great Sounding DAC. I have boxes for it so it can be posted to purchaser at purchasers expense with insurance once funds clear. I purchased this DAC from HIFI Collector on 17 December 2019 so is still under warranty Cash on pick up, EFT or Paypal (purchaser pays charges - item released when funds clear, sent to PayPal address only). See Photos below. This DAC has been very well looked after. This is a great DAC. Please see links to review below. https://www.psaudio.com/products/directstream-dac/ https://www.stereophile.com/content/ps-audio-perfectwave-directstream-da-processor The following description is from PS Audio: DirectStream DAC The DirectStream DAC is our reference standard D to A converter. It is unlike any standard chip-based DAC, and has received countless awards, worldwide. DirectStream is one of the most remarkable DACS ever built as all the major reviewers agree. Hand written, discrete, perfection based conversion that uncovers all the missing information hiding in your digital audio media. CD’s, streaming audio, high-resolution PCM or DSD based media are expertly upsampled in the DirectStream to twenty times DSD rate and output as pure analog directly into your amplifier or preamplifier. There has never been a better sounding DAC at anywhere close to the price of DirectStream. It is the first choice of thousands of critical listeners worldwide, and with its ability to accept our free Operating System upgrades, will never become obsolete. DirectStream converts every input signal, both PCM and DSD, to single-bit, high sample rate 20X DSD signal. Use of a FPGA rather than an off the shelf DAC chip provides immense processing power, resulting in complete lack of digital glare, and allows the owner to download OS updates as they are released. APPLICATION DirectStream is the heart of a reference quality digital audio based system. It handles all PCM sources up to 352.8 kHz, and DSD 64 and 128 (USB and I2S) and DSD256 (I2S only, with the Sunlight OS). Its zero-loss digital volume control allows it to be used as a preamplifier, directly feeding a power amp. Include the Network Bridge to stream Qobuz, Tidal, and Spotify. Roon ready. Class A+ Stereophile rated DirectStream DAC converts any digital input format from CDs, servers, and streamers, into a pure DSD format and outputs near-perfect analog directly to your power amplifier or preamplifier. Whatever the format, sample rate, or the medium, DirectStream provides a pure output that fulfills the promise of high-resolution analog performance from digital sources. DirectStream is the work of digital audio genius, Ted Smith. Unlike conventional DACs that rely upon off the shelf DAC chips, DirectStream is hand written onto a FPGA (Field Programmable Gate Array). This allows far more precise and accurate processing of the digital signal, resulting in significantly better sound quality and upgradeability in the field. Every six months or so, Ted Smith's continual research into digital audio reproduction nets another breakthrough in performance. DirectStream DAC owners are given it free in the form of a downloadable upgrade. In this way, DirectStream owners can be assured that their unit will continue to improve over time, and never become obsolete. Hear what’s been missing in your music for all these years. If you know the sound of music and instruments, and want to hear what’s been missing on your discs, then this DAC is right for you. Specifications Physical Unit Weight 22 lbs [9.97 kg] Unit Dimensions 14” x 17” x 4” [ 36cm x 43cm x 10cm] Shipping Weight 31 lbs [14 kg] Shipping Dimensions 20.5”x 24” x 10” [52cm x 61cm x 25cm] Power requirements Input Power Model specific 100VAC, 120VAC, or 230VAC 50 or 60Hz Power Consumption 30W Digital audio inputs I2S(2), Coax, XLR Balanced, TOSLINK, USB, Network Bridge slot Sample Rates I2S, and USB — 44.1kHz to 352.8kHz 16bit, 24bit, DSD 64, DSD 128 (I2S DSD 256 with Sunlight update) TOSLINK – 44.1kHz to 96kHz 16bit, 24bit XLR (AES/EBU)S/PDIF (coax)– 44.1kHz to 192kHz 16bit, 24bit, DSD 64 Analog Audio Output Connector RCA/XLR Unbalanced /Balanced (X2) Output level, low 0.282 VRMS Balanced 0.141 VRMS Single Ended Output level high, maximum 2.818 VRMS Balanced 1.414 VRMS Single Ended Output Impedance 100Ω/200Ω Frequency Response 20-20KHz +/- 0.25dB THD&IM @ 1KHz (full scale) <0.03% Output Stage Passive audio transformer, fed by high current, high speed analog amps producing double rate DSD. Data Handling Format PCM or DSD Sample rate (PCM) 44.1kHz, 48.0kHz, 88.2kHz, 96.0kHz, 176.4kHz, 192kHz, 352.8kHz Word length (PCM) 16b, 18b, 20b, 24b Data rate (DSD) Standard (2.8MHz) or Double (5.6MHz) DoP as well as raw DSD on I2S and USB inputs Input jitter reduction effectively 100%, residual immeasurable. No input PLLs, FLLs. Input Processing 170MHz Signal Processing 50MHz Synchronous Upsampling, all inputs 28.224MHz Digital Processing S/N ration >146 dB Digital Volume Control Zero loss of precision Analog Conversion method Delta Sigma (DSD) Single-bit double rate I2S Digital Input Connector HDMI Format PCM or DSD. DoP on all inputs as well as raw DSD on I2S inputs USB Digital Input (RRP $9,860.00) see: https://www.heynowhifi.com.au/collections/ps-audio Edited May 2, 2022 by Jake123 updated
Soundfever Posted April 21, 2022 Posted April 21, 2022 I remember those ASCII art, works great on bulletin boards. Using the jnr version of this dac and it’s great. Thinking of upgrading, for those who have travelled this path, is it worth it? 1
Jake123 Posted April 21, 2022 Author Posted April 21, 2022 Hi Soundfever, I have not heard the Jnr version of the PS Audio Directstream DAC. However, the only reason I decided to sell this amazing DAC was because I upgraded to a Mola Mola Tambaqui. For the money, the PS Audio Directstream DAC is extraordinary. It has an analog feel to it. As I said if it wasn't for the Mola Mola I would never have considered selling the Directstream. The PS Audio Direcstream DAC is a keeper. It is warm, detailed, large sound stage and, it brings life to the music. I hope that provides some guidance. 1
TONYCH31 Posted April 22, 2022 Posted April 22, 2022 Great dac for the money. This is quite a warm sounding dac with great soundstage. 1
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