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Opa1612 vs sparkos forum
Opa1612 vs sparkos forum. the ne5532 looks a bit harder, narrower and more direct, the other two a bit more relaxed and Aug 20, 2023 · WANTED: Happy members who like to discuss audio and other topics related to our interest. In my experience the OPA828, SS3602 and MUSES03 are easily the best I've heard, regardless of whether they're used in the Essence III dac, or in the Purifi Feb 6, 2018 · There are many boutique discrete opamps these day: Burson V lineup, Orange opamps, Sparkos are a few that come to my mind, and even integrated one like muses series from NJR. I read a review which compared Burson's more analytical sound to Sparkos's more musical, so picked the latter. Contributors have tried a few different ones (NE5532, LM4562, MUSES02, Sparkos SS3602) with the units. ••• Dec 13, 2020 · The boards side by side, LOL yea, about that VW vs Porsche. Feb 28, 2018 · You may try what ESS recommends for I/V stage (AD797) or what most ESS DAC's manufacturers are using these days in I/V stage: OPA1612. Sep 29, 2023 · Sparkos SS3602 Dual Discrete Op-Amp Design. Feb 11, 2021 · I'll look at it if you know of one amp using OPA1612 sounding audibly better than another amp using cheaper op amp in objective listening comparison. Unfortunately, the J2 seems to be the clear All of Sparkos Labs discrete op amps are based on Lin 3 Stage topology consisting of an input stage differential pair, a gain (VAS) stage, and an output stage all biased in class A mode with two pole compensation. Dec 20, 2023 · I wanted to share my experience with the Burson V7 Classic op-amps, as I feel you might be interested based on your post. This is a forum where guitarists, from novice to experienced, can explore the world of guitar through a variety of media and discussion. The output swing for Aol should be considered as it is different between the two devices. Feb 1, 2024 · The sound is warm and full with nice low frequencies, for sure due to the neutral frequency response I saw on graphs available on some forums, and the soundstage is large and detailed. Mar 17, 2019 · TI's SoundPlus opamp family are astonishingly superb designs. Mar 9, 2023 · SMSL SU-10 vs M500 MKIII vs DO300 21 vs 9 vs 11 dual op-amps OPA1612 (accoring to the spec from smsl-audio) What is the Op-amps doing in that? M500 SINAD is higher than DO300 with less op-amps. I Just sounds a hair more deep and sparkly overall to me. For example, Aol for the OPA1656 with a 600 ohm load will have a linear output swing that is 1. From my understanding, there is not much in the way of an improvement when it comes to upgrading the op amp in the xDuoo XD-05 and Little Bear B-4. after the swap; this will limit the reasons for unwanted oscillations. Jan 10, 2016 · He talked to me about OPA1611's versus OPA134's as well as the OPA1612's versus OPA2134's. And don’t forget your Dip sockets / Risers !! Apr 22, 2024 · WOO WA2 vs. Gotta say, Sparkos has no hint whatsoever of the sometimes overbearing high frequency detail of IC opamps, yet provides greater inner detail and depth with very natural tonality. These were wired to use USB input to the Swing from my laptop, the DAC (fixed voltage) RCA outputs of the Swing to the RCA inputs on the Fun, and the Hifiman He560, Sennheiser 800, and Campfire Cascade (with Cloth pads) used for all listening sessions. Feb 10, 2024 · Thanks Amir, I was just wondering why the review was taking so long. The WA2 costs 1499 USD and my unit has upgraded tubes that makes the total cost more than twice the cost of a Gemini. The boards I looked over. Noise is roughly around 3-4nV. It made an otherwise ordinary dacamp to a fantastic dacamp. Aug 9, 2023 · I swapped in the sparkos lab op amp for the last hour. Nov 21, 2019 · Not great current noise alas, probably unsuitable for MM phono amps as a result, but look decent performers otherwise. I read their site and it's full of numbers and charts and all sorts of very impressive sounding nerdy shit! Mar 25, 2017 · What did the Sparkos do? I had to put the amp on high gain, keep the bass on low (to prevent a Protect being triggered). Having compared the Gemini to a range of solid-state amplifiers, I want to dedicate some paragraphs to a comparison with the Woo Audio WA2 tube amplifier. :-) Jan 5, 2017 · So, seeing the Sparkos Labs "discrete op-amps" I figured I would try them. Nov 2, 2010 · Try a pull-down load to the negative supply rail to force the NE5532 into class A, just a few mA will really make it sound better. 15ppm, intermodulation way below that, 1. The strings sound wonky and the vocals don’t sound that smooth. SQ was about the same as other ESS-based dacs in that class. . My mistake. Strikes on piano was so much more detailed and one could hear the wood timbre and the strings move. What I would like to know is how much validity in these two pieces of information? Ive also Jul 5, 2006 · IIUC the folks at Sparkos designed the board for Allo or they collaborated on it. ) Your measurements of the OPA1612 and the Sonic Imagery 990 were the same? The OPA1612 are not exactly "cheap" but not so expensive and those discrete opamps Aug 18, 2016 · “The Sparkos opamp again had more of it all Deeper bass more crispiness in contrabass. Taking a lead form "rolling" tubes in tube products, a trend has started in replacing op-amps -- sometimes with much difficulty -- to improve performance of solid state products like DACs. Jan 15, 2022 · I bought the VTV buffers with Sparkos SS3602 op amps. Topping on "sound setting 4". Standard opamp for that has pretty much become OPA1612. The OPA827 for example has superior load drive,much lower distortion and miniscule DC offset. 00-PAIR OPA1656 Opamp in DIP8 adapter for VTV Amplifier Custom Buffer $ 48. Review Index. It also emphasised bass more than the OPA1612, with perhaps a bit more lower midrange presence and slightly less upper midrange. I swear I can. To begin, I'm a big fan of Sparkos SS3602. OPA1612 sounds better than any transistor preamp I've ever heard and better then my own 6N6P 2 case -no barrels hold- 36kg monster preamp with a 100% double blind test win rate. Use a simple resistor, or a J-fet with the IDSS trimmed to 3mA~5mA. Stereo vs Mono?, hmm this was a tough one, in my honest opinion one a07 Max in stereo sounds a little bit better than two in mono, at least in my configuration. Sparkos Labs Gemini . ) in the past with this great performing yet inexpensive tube-hybrid amp. Physically, the SS3602 is just 2 square PCBs with circuitry on the top and DIP-8 pins on the bottom. May 23, 2018 · Opa1656 and opa1612 without tweaking have better performance than almost any discrete solution. The LM6172 made the soundstage spacious with good sparkle on the treble. Something like that. Didn't make any sense. Dec 5, 2020 · OPA1612: This is a relatively recent, very low distortion op amp. Joined Jan 1, 2019 Messages 5,271 Likes Jun 7, 2016 · Creative Soundblaster X7 as DAC with 2x Sparkos SS3601 single op-amps, 2x Sparkos SS3602 dual op-amps, Hifiman HE400i, AKG K712 Pro, Fostex TH-x00 PH, Fidelio X2, Little Dot 1+ with Mullard M8100 tubes and of course the Burson V5i op-amp. It could sound pretty good, but one could get sound just as good from IC opamp designs. The xlr input and the trigger are two great additional features, as is the nice and efficient enclosure, however the mono is not true mono, and the 13 db of sinad lost is a bit disappointing, especially given a boost certainly not exceptional in power. AD797 and LME49720 and LME49860 are some staples that you should try. The Yggdrasil is the clear winner. 00-PAIR TWO Sonic Imagery Labs 990Enh-Ticha Discrete OpAmp API VTV Amplifier $ 132. Dec 11, 2019 · These two opamps have different but effective ways to enhance HF distortion reduction compared to traditional chip opamps. The Sparkos uses a two pole compensation network referenced to ground. 3V inside of each supply. I jumped at the chance to try one of their opamps with the Little Dot 1+ since I've tried many other opamps (all the usual suspects from Burr Brown, Muses, LMI, etc. These amps are really interesting very tiny in size, marked 1 near upper left pin and 8 near upper right pin and the notch is in the middle. Sep 15, 2018 · This is a study of whether changing op-amps in a DAC makes a measurable difference. Dec 15, 2023 · 2. Aug 3, 2019 · I don’t regret doing it with Sparkos, but I am not qualified either objectively or subjectively to offer any opinion after going deeper into this. Nov 26, 2017 · thanks for your tips! i have tested the opa2604 and the LME49720 compared to the ne5532. That unit came with the Sonic Imagery's 990ENH discrete operational amplifier ("opamp") in the buffer stage (pre-amplifier). Nov 12, 2018 · Have not tried a Burson, but I know you have and like it. Apr 21, 2019 · Sound: For purposes of these tests, I started out with a Burson Swing and Fun DAC and amplifier. Frankly, this product has some points in favor but some against it. You can say I love the HD6X0 series only with tube May 1, 2020 · Ive been considering doing this, as I know I could. This gave me a chance to Dec 9, 2019 · Home: RME ADI-2 Pro FS R BE—Neumann KH80 DSP, Arendal Sound 1723 1S Work from Home: JDS Labs Atom—Etymotic ER4SR, AKG K371, Sennheiser HD820 Measurement: Earthworks M30 (Reed R8090)—Earthworks ZDT 1021 — RME ADI-2 Pro FS R BE — REW Mar 22, 2022 · OPA1612 (soic on dil adapter board), bi-polar from input to output, again a very good opamp, which to me "sounds more balanced" top to bottom than the LME, it is just as dynamic, but just a little less obvious in the bass leading edge because the mid-range seems a little more fleshed out rich and full bodied, highs are just as good as the LME. You can feel the position of each instrument and musicians in front and behind the line of the speakers and this makes the listen experience more emotional Nov 28, 2023 · Having enjoyed my recently upgraded J2S (AKM 4493/TI -> AKM 4499EX/Sparkos SS3602), I wondered about what the Sparkos SS2590 might bring to the picture. Nov 30, 2021 · Stability should be considered especially with the wider bandwidth of the OPA1656. For a/b test . Dec 11, 2019 · For LCDs, IPS panels have great viewing angles but poor contrast and so-so response times, TN panels have poor color range (often using temporal dithering to simulate 8-bits per channel) and poor viewing angles but good response time, while VA panels have very good contrast ratios but compromise on the color gamut and viewing angles while being ok on response time. Forums. For lack of a better way to say it. I'm using the OPA1612 dual opamp in a commercial design. As I cant A/B with the TI vs Sparkos opamp, I have no idea if it made a difference (at least in a way I'll say publicly! lol). From what I have also noticed, there isnt any competitor to Burson, at least not one that I can find. As it is, if it measures worse than the eval1's buffer (fe02 iirc) which uses the Opa1612, is it because the buffer board is overall inferior or only the opamp? Feb 13, 2016 · Recently I reviewed the Nord Three SE 1ET400A Dual Mono Stereo Amplifier. I haven't had the opportunity to test v7 May 9, 2023 · Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a Reviews. But that does not say anything about the SQ. I've heard that his is the op amp used on the Purifi's own Evaluation buffer Also some folks on the DIYaudio forum and someone hear have insisted it is much better than a Sparkos model, though not as I recall the SS3602. It is less fatiguing than the MUSES01 however, seating the listener further back from the stage. Desire to learn and share knowledge of science required. The WA2 is a modern classic. A comprehensive comparison between OPA1612 and OPA2156 (and other opamps) could be read here: https://quantasylum. Mar 7, 2019 · Previously i used OPA2134 Op-Amps in my DIY project and CD/DVD modification and after abou year ago i start to use OPA1612. Anyway, OPA2134 is pleasure sounding Op-Amp. but the difference between opa2604 and LME49720 is much smaller than the difference between these two compared to the original ne5532. My initial impressions are very encouraging. I swapped these for several different op amps including OPA1612, Burson V6 Vivid, and OPA627. Sound appears to be cleaner than Sparkos while maintaining the same warmth and soundstage. com/blogs/news/opa2156-hifi-in-cmos. At least -120db thd performance. What's not to like with that, and all the other SoundPlus family? Craig ••• May 23, 2018 · The first and obvious conclusion: we must avoid the audiophile Burson Audio V5. May 21, 2023 · I found it to have better dynamics than the OPA1612, but not quite as dynamic as the MUSES01. May 15, 2022 · Buggle2 Riaa board. Forum Donor. The cheaper chip opamps are still fun to roll though and teach you what to listen for in opamps. Jul 4, 2009 · I have tried every version of the OPA627, including the metal can version, the AD797, AD827SQ, AD847SQ, OPA828, Sparkos SS3602, Burson V6 Vivid, OPA1611, OPA2156, and many many others. Go figure. Op amps do differ in their distortion profiles. On Saturday I have received the OPA1612, I have already installed them and since that day they are working all day in the place where I had planned to use this amp. the differences aren't huge, but big enough to make a change worthwhile. Adcom GDA-700 (completely rebuilt with upgraded capacitors and Sparkos opamps) 5. ), any experience of these with A07 Max? 3. The high bias currents responsible for the high current noise will cause issues in many circuits with offsets too - pretty much every stage needs ac-coupling with that sort of bias. Nevertheless, I think that opamp is heavily dependent on the circuit around it to even work properly anyway, so I think it's safe to start from TI suggestion. Schiit Modi multibit 2 4. It appears that the OPA1611/2 have a lower noise voltage, wider bandwidth and higher slew rate than the OPA134 and OPA2134's. Dual customzied solution will give unmeasurable distortion (possibly -180db). It is noted that repeatedly referencing the testing done by ASR on a different Sparkos op-amp makes no sense in this context as neither Sparkos or Fosi recommend that op-amp. Jun 20, 2023 · The original OPA1612, the Sonic Imagery 990 ENH and the Sparkos SS2590 (which are different to the other Sparkos people buy for this Fosi or Aiyima amps. Nov 10, 2013 · The Sparkos are quite a bit taller (and wider) than the stock JRC 4580D opamps so I used some longer 10mm bolts and 8x5mm lock nuts to keep the card's shield a few millimeters clear of them (though the shield isn't required for the card to work). V6 vivid measured superb tho. MUSES8820 is the best, IMHO. They can take the 2590s I was mistaken, I was ticked the it took 4 Wiess Op Amps and he sent me 1/2 what I needed. The owner then ordered a set of Sparkos Pro SS2590 discrete opamps. 1nV/root Hz at 1kHz with a 10Hz 1/f corner and will cheerfully drive 600 ohms. Close to zero DC mv at its output would enable removal of the dreaded electrolytic coupling caps which will definitely lower colouration and improve sound quality. I preferred the Sparkos for having the smoothest and most natural treble without loss of detail. I got a latest A07 Pro last week but did not really satisfy after tried on 2x sparkos and 3x 1612 . Currently, my setup consists of a ZA3 (Stereo) paired with the Burson V7 Classic. If you have guitar related questions, start with the "search" field at the top of the page. Already, I found the new AKM DAC and SS3602 to deliver much improved dynamics and greater soundstage depth than the previous configuration, both of which being immediately noticeable. That i couldn't spot with the TL´s or for that matter any other opamps so far. 00-PAIR Sparkos SS2590 Pro Single Discrete OpAmp $ 119. Jan 6, 2020 · I just shook my head and smiled and through a series of unexpected forum messages and ended up with a package from china containing some of the Burson Audio V6 Vivids. New posts Search forums. Nevertheless, when you swap opamps, you need an oscilloscope and do some measurements prior vs. It took me about a year to "get around" to actually getting the part numbers off of the existing op-amps (LT1028) and asking Sparkos which of their discrete op-amps would be the proper substitute for the op-amps in the Forte Mod 2. Harmonic distortion <0. Jun 7, 2016 · Introduction and Background Burson contacted me about reviewing one of their opamps since I owned a Little Dot 1+. In comes the sparkos. Impact from drums were more realistic and detailed. Nov 8, 2023 · In the "Klipsch Korner" forum, there's been some discussion about the different audio op amps that can be used in the Aiyima and Fosi amps. The J2 has the stock 12v power supply (although I have an IpowerX on order). Joined Jan 1, 2019 Messages 5,266 Likes SS3602 Discrete Op Amp – Dual. The guy couldn't read my mind. The Topping has a iFi Ipower power supply. Tested a lot of OP, including LME49720, OPA1612, OPA1642, MUSES8920 and MUSES8820. Dec 28, 2018 · Would have been interesting to see how the TI Opa1612 would have performed as well in the custom buffer board. In comparison OPA1612 and OPA2134 also have a similar experience. It is more open sounding and clearer sound from OPA1612 then OPA2134. Jan 1, 2019 · Their new Pure Multichannel amplifier is just beautiful! From 7 up to 12 channels of Purifi 1ET400A amps, LT3045/LT3094 regulators, OPA1612 or Sonic Imagery 994 opamps. Even Rev C had copper foil resistors vs Weiss with cheapos. This is easily my favorite recommendation over bursons (v5i or v6). 00- Feb 28, 2021 · The new breed of TI J-Fet opamps offer superior performance to that old soldier the OPA2134. The SIL uses small inductors on IP transistors. Adcom GDA-600 (completely rebuilt with upgraded capacitors and Sparkos opamps) 3. The combination sounds weird and off-putting, especially when it comes to the upper mids. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. it’s work but still hmmm I’m not sure it will go wild with 5 sparkos . PAIR OPA1612 Opamp in DIP8 adapter for VTV Amplifier Custom Buffer $ 48. Aol Aug 23, 2020 · Hi any one here know about Sparkos Aries ? Info. Dec 25, 2019 · Today I got OPA1612 and have installed in my mono amplifiers. May 19, 2017 · maybe modern production 3886 are all above average? the designs seem to take the 'typical' GBW spec as the effective minimum My guesstimate puts the safe with production variation margin local closed loop gain corner as low as 100kHz for LM3886 with a greater than 4:1 range designing for stable extra loop gain from the nice input op amp really doesn't give much 20 kHz added safe composite loop May 29, 2021 · The dark tone of the HD650 doesn’t go well with the Burson V5i-D. Nov 24, 2022 · Small update of the opamps change on my Aiyima a07 Pro. Geshelli Labs J2 4499EX with Sparkos opamps DACS 2-4 are all very close. The discrete op-amps feel much more robust and sturdy than their IC counterparts. A few months ago I Jun 10, 2022 · I've been told that I wont hear a difference from the OPA1612 to the Sparkos SS2590 Pros. There are many reviews of audio hardware and expert members to help answer your questions. Texas Instruments OPA1612 SparkOS is an AOSP based rom with customizations, mainly focused on stability and most of all smoothness. May 7, 2018 · I will probably try out the Muses 02 as the next step, and maybe the Sparkos SS3602? (Expensive. Nov 24, 2022 · I was original purchased 2 xA07 2x T2 Pre and 2x DY649SA, 10x Opa1612 (for my pre-amp(s) as well) and later with 2x expensive sparkos opa. I lack anything I can measure it with, so this will have to do for an impression. Jul 4, 2009 · Between Sparkos and Burson you are jumping straight into the pinnacle of what opamps can do. Reviews. What is my opinion from the subjectivity of just listening to music?, I think it is a great product considering its price. I have them measured ln violectric v200 and gain stage of o2.
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