Opa1612 vs sparkos forum reddit
Opa1612 vs sparkos forum reddit. Desire to learn and share knowledge of science required. 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. There are many reviews of audio hardware and expert members to help answer your questions. Unfortunately, the J2 seems to be the clear SS3602 Discrete Op Amp – Dual. May 23, 2018 · Opa1656 and opa1612 without tweaking have better performance than almost any discrete solution. 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. I lack anything I can measure it with, so this will have to do for an impression. I swapped these for several different op amps including OPA1612, Burson V6 Vivid, and OPA627. And don’t forget your Dip sockets / Risers !! Feb 4, 2024 · Recently I reviewed the Nord Three SE 1ET400A Dual Mono Stereo Amplifier. (I had the op Amps in hand from a failed experiment). diyAudio Community 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. That unit came with the Sonic Imagery's 990ENH discrete operational amplifier ("opamp") in the buffer stage (pre-amplifier). I haven't had the opportunity to test v7 classic in my ZA3 mono setup, so I can't comment on that aspect. I Just sounds a hair more deep and sparkly overall to me. Apr 22, 2024 · WOO WA2 vs. 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 The Aune dac costs 250 euro for the non bleutooth version and I paid 85 euro for the Sparkos Opamp. Dec 15, 2023 · 2. 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. A comprehensive comparison between OPA1612 and OPA2156 (and other opamps) could be read here: https://quantasylum. Dec 11, 2019 · These two opamps have different but effective ways to enhance HF distortion reduction compared to traditional chip opamps. LME49720 vs OPA1612 vs Muses02. Harmonic distortion <0. /* Your warranty is now void. Nov 21, 2019 · Not great current noise alas, probably unsuitable for MM phono amps as a result, but look decent performers otherwise. Jan 5, 2017 · So, seeing the Sparkos Labs "discrete op-amps" I figured I would try them. The owner then ordered a set of Sparkos Pro SS2590 discrete opamps. 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. Standard opamp for that has pretty much become OPA1612. ), any experience of these with A07 Max? 3. May 7, 2018 · I will probably try out the Muses 02 as the next step, and maybe the Sparkos SS3602? (Expensive. Jan 25, 2020 · OK, start from scratch - on the diyaudio forum there's a highly regarded ES9038Q2M DAC + output stage, which uses quite modern opamps - OPA1622 for first stage, and OPA1612 for second stage. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and sizes of speakers. Dual customzied solution will give unmeasurable distortion (possibly -180db). 15ppm, intermodulation way below that, 1. With the 2015 HDtracks Sampler, first track cue is Sonata for 2 Violins in G Major, Op. com/blogs/news/opa2156-hifi-in-cmos. 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. Topping on "sound setting 4". It also emphasised bass more than the OPA1612, with perhaps a bit more lower midrange presence and slightly less upper midrange. It could sound pretty good, but one could get sound just as good from IC opamp designs. Jan 14, 2023 · SparkOS is an AOSP based ROM, packed with many features without sacrificing stability and performance. I got a latest A07 Pro last week but did not really satisfy after tried on 2x sparkos and 3x 1612 . Op amps do differ in their distortion profiles. Adcom GDA-700 (completely rebuilt with upgraded capacitors and Sparkos opamps) 5. It has a Ifi iPowerX power supply. Sparkos get very good reviews, but that would almost double the price of the Fosi doesn't sound right, for what might be just a subtle improvement I may try to find a pair of OPA1656. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. Joined Jan 1, 2019 Messages 5,271 Facebook Reddit Pinterest Tumblr Aug 18, 2016 · Sparko’s Labs SS3602 Dual Discrete Op Amp review Today I roll the LME49720ha metal cans with Sparko’s Labs SS3602 on my headphone amp. 3, • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Sound appears to be cleaner than Sparkos while maintaining the same warmth and soundstage. May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. This is the Geshelli Labs J2 socketed dac with the AKM chip AND a Sparkos Labs dual opamp on the RCA outs. 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 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 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. Something like that. May 23, 2018 · The first and obvious conclusion: we must avoid the audiophile Burson Audio V5. 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. These are SOIC8 size, but you can buy OPA1612 opamps on eBay pre-soldered on a SOIC to DIP adapter. It made an otherwise ordinary dacamp to a fantastic dacamp. Texas Instruments OPA1612 Aug 9, 2023 · I swapped in the sparkos lab op amp for the last hour. Sep 29, 2023 · Sparkos SS3602 Dual Discrete Op-Amp Design. This gave me a chance to Jan 15, 2022 · I bought the VTV buffers with Sparkos SS3602 op amps. Dec 20, 2023 · To begin, I'm a big fan of Sparkos SS3602. Jun 30, 2016 · A few days ago, I did a comparison for JRC NE5534, Burson V6 Vivid Classic and a Sparko SS3602 installed in a Burson Fun headphone amp, every A/B-test were done with a DIY stereo switch for instantly swapping between the simultaneously powered amps and compairing with my own DIY assembled LBC amp with a V6 Vivid and Sparko discrete voltage regulators SS7815 and SS1117-15, that will replace the Nov 26, 2023 · Late summer 2023, I upgraded a Geshelli J2 AKM 4493 to J2S AKM 4499EX, and then upgraded the Sparkos SS3602 op amps to the massive SS2590s, which requires minor trickery for what could be an endgame J2S setup, and indeed it delivers (see J2S with Sparkos SS2590s). * * I am not 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. I preferred the Sparkos for having the smoothest and most natural treble without loss of detail. Jan 10, 2016 · Forums. SQ was about the same as other ESS-based dacs in that class. May 1, 2020 · There are significant differences, really just depends on the specific op amp model and which amp it’s going in, but as a generalization, I would say burson op amps lean towards warmer and more relaxed but also pretty dynamic, the sparkos are quicker and cleaner sounding, and muse is kinda in the middle somewhat. The official unofficial subreddit for Elite Dangerous, we even have devs lurking the sub! Elite Dangerous brings gaming’s original open world adventure to the modern generation with a stunning recreation of the entire Milky Way galaxy. Apr 21, 2019 · Sound: For purposes of these tests, I started out with a Burson Swing and Fun DAC and amplifier. This is easily my favorite recommendation over bursons (v5i or v6). I don't care about listening tests or something else, just want to use the technical better one in my amp. Mar 17, 2019 · TI's SoundPlus opamp family are astonishingly superb designs. At least -120db thd performance. Aug 14, 2023 · I recently did a full A/B of the the Geshelli vs Topping e30 mkII, also in two channel. This gave me a chance to compare the two in the same platform. Frankly, this product has some points in favor but some against it. Preferred the opa627 until the Sparkos ss3602 for it arrived. May 29, 2021 · The dark tone of the HD650 doesn’t go well with the Burson V5i-D. Feb 10, 2024 · Thanks Amir, I was just wondering why the review was taking so long. 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. 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. I'm using the OPA1612 dual opamp in a commercial design. Jan 15, 2022 · I bought the VTV buffers with Sparkos SS3602 op amps. 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. 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. The cheaper chip opamps are still fun to roll though and teach you what to listen for in opamps. The Sparkos uses a two pole compensation network referenced to ground. What is my opinion from the subjectivity of just listening to music?, I think it is a great product considering its price. Would like to try Sparkos in the tube pre-amps too but they are not so cheap. Geshelli Labs J2 4499EX with Sparkos opamps DACS 2-4 are all very close. The SIL uses small inductors on IP transistors. Had to order some DIP8 standoffs from Amazon, but the SparkoS OPAMPs installed perfectly! Kinda wish Creative woulda made the spacing similar to the ZxR or X7, but I finally got 'em to work! May 15, 2022 · Site Site Announcements Forum Problems Facebook Twitter Reddit Pinterest Tumblr Amplifiers. 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. it’s work but still hmmm I’m not sure it will go wild with 5 sparkos . Playing with those, including the Muses 02, will show you what Burson and Sparkos deliver. You can say I love the HD6X0 series only with tube Aug 20, 2023 · WANTED: Happy members who like to discuss audio and other topics related to our interest. 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. Physically, the SS3602 is just 2 square PCBs with circuitry on the top and DIP-8 pins on the bottom. Feb 13, 2016 · That unit came with the Sonic Imagery's 990ENH discrete operational amplifier ("opamp") in the buffer stage (pre-amplifier). The WA2 is a modern classic. The LM6172 made the soundstage spacious with good sparkle on the treble. 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). Nevertheless, when you swap opamps, you need an oscilloscope and do some measurements prior vs. Review Index. In short a fully functional operating system as stable and customizable as it should be. ) 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 Dec 5, 2020 · OPA1612: This is a relatively recent, very low distortion op amp. For a/b test . 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. 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. The Yggdrasil is the clear winner. I used one for a pre-amp design back in the 70's and it was very detailed, good enough imo. May 21, 2023 · I found it to have better dynamics than the OPA1612, but not quite as dynamic as the MUSES01. Adcom GDA-600 (completely rebuilt with upgraded capacitors and Sparkos opamps) 3. 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? Facebook Reddit Jun 10, 2022 · I've been told that I wont hear a difference from the OPA1612 to the Sparkos SS2590 Pros. 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. 1nV/root Hz at 1kHz with a 10Hz 1/f corner and will cheerfully drive 600 ohms. The DAC with that OpAmp is 340 and the power supply is 109. For lack of a better way to say it. Thread starter oldphaser; Start date Jan 10 Facebook Twitter Reddit Pinterest Tumblr Jul 5, 2006 · IIUC the folks at Sparkos designed the board for Allo or they collaborated on it. Phoenix DIY Central! OPA1611 vs OPA134 or OPA1612 vs OPA2134. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. Initial impression is very satisfactory, the background is dead quiet. Noise is roughly around 3-4nV. What's not to like with that, and all the other SoundPlus family? Craig ••• 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. 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 discrete op-amps feel much more robust and sturdy than their IC counterparts. Schiit Modi multibit 2 4. Forum Donor. My initial impressions are very encouraging. You can make a NE5534 sound good or bad, although it is harder to make it sound bad vs good. 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? (Came with the other DAC an Aune X8 XVIIIth. V6 vivid measured superb tho. 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. In comes the sparkos. In comparison OPA1612 and OPA2134 also have a similar experience. I have them measured ln violectric v200 and gain stage of o2. Reviews. AD797 and LME49720 and LME49860 are some staples that you should try. It is less fatiguing than the MUSES01 however, seating the listener further back from the stage. But that does not say anything about the SQ. I tried the 1656 in there but didn't feel it added anything. 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). Jul 4, 2009 · Between Sparkos and Burson you are jumping straight into the pinnacle of what opamps can do. Recently, Burson asked if I would like to audition a set of V7s (full disclosure). 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. 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 Nov 24, 2022 · Small update of the opamps change on my Aiyima a07 Pro. The strings sound wonky and the vocals don’t sound that smooth. The J2 has the stock 12v power supply (although I have an IpowerX on order). 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 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. Currently, my setup consists of a ZA3 (Stereo) paired with the Burson V7 Classic. Aug 30, 2019 · For three, any design is implementation specific. Is the difference in imaging clearly noticeable or just very subtle? 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). I'm planing on getting a WiiM mini streamer (110 euro) because currently my laptop is used as the source. Dec 25, 2019 · Today I got OPA1612 and have installed in my mono amplifiers. . Contributors have tried a few different ones (NE5532, LM4562, MUSES02, Sparkos SS3602) with the units. after the swap; this will limit the reasons for unwanted oscillations. I swear I can. Aug 23, 2020 · Hi any one here know about Sparkos Aries ? Info. 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. Dec 28, 2018 · Would have been interesting to see how the TI Opa1612 would have performed as well in the custom buffer board. Thanks in SparkOS is an AOSP based rom with customizations, mainly focused on stability and most of all smoothness. The Topping has a iFi Ipower power supply. Chip Amps. Sparkos Labs Gemini . The combination sounds weird and off-putting, especially when it comes to the upper mids. The WA2 costs 1499 USD and my unit has upgraded tubes that makes the total cost more than twice the cost of a Gemini. 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. lgnuat jcfs zefh jhgoj jmcsuye olqtmg uofld tjxebmw uggxom vjn