Sparkos op amp for fosi za3. Customize your sound like never before. Question to @Fosi Audio , will you share specs/tolerances for suitable replacement op amps? Assuming there are alternatives that offer pure sonic differences. Oct 10, 2023 · there seems to be some confusion regarding replacing op amps when the za3 is to be used in mono mode. Aug 20, 2023 · So I was wondering if replacing the op-amps could somehow improve soundstage (in case it needs to be improved) or other aspects or if this op-amp rolling thing is just snake oil marketing No way I'm going to spend €80 or €170 for a pair of MUSES02 or Sparkos op-amps I was thinking more about something like OPA2134, OPA2604 or AD712 Jul 2, 2024 · I'm testing the Fosi AUdio V3 with the new ORACLE II-02 Op amps, the result is really exciting, the result is a sound no better than that produced by the NE5532s, but certainly different, warmer , much more similar to traditional amplifiers. How do I differentiate the various options? I've also been wondering if it's worth trying some different op-amps and what differences (sound wise) should I expect. Disclaimer: This sample was provided by Sparkos Labs for an honest review. Dec 20, 2023 · I would focus on the two op amps for the TPA3255 IC amp inputs for op amp swapping. I haven't had the opportunity to test v7 classic in my ZA3 mono setup, so I can't comment on that Apr 27, 2024 · The Fosi Audio ZA3 is no different and it offers the ability to swap out the five op-amps with compatible DIP8 dual op-amps like the Sparkos SS3602, MUSES02 and OPA2134PA which are available for purchase on the website as well. CUSTOMIZE YOUR SOUND OP-AMP ROLLING TECHNOLOGY. This is made available through its recently acquired distributor and reseller status for SparkoS products. or even using the stock op-amps. How many op amps should l change in ZA3? Ultimate Showdown: Mofi, Epos, And Spendor Bookshelf Speakers Sound Test! Jan 1, 2024 · The Fosi Audio ZA3, like their V3 Class D amp, has 5 sockets for plug-and-play op amp installation. 99 with 48 volt power supply. Joined Mar 1, 2024 Messages 389 Likes 407. 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. to fine-tune your sound to perfection. Fosi Audio Product User Instruction ZA3 Jan 4, 2024 · Volume matched demo between the: - Fosi ZA3 Dual Mono with all stock NE5532 OpAmps - Fosi ZA3 Dual Mono with SparkOS SS3602 in the L/R + NE5532 in Sub OpAmp Sockets more. This is a quick and easy tutorial on how to replace the OP Amps inside the Fosi Audio ZA3 amplifier. Each ZA3 has two SS3602 Op Amps - one for the left and one for right channel. 4, 2023-10-05” as shown in the lower right hand corner of the photo. Feb 10, 2024 · -> Sparkos Labs SS3602 Fosi ZA3 + Sparkos Op-amp - The real deal - Don't miss out !!! View attachment 353706 View attachment 353715. Forum Donor. Apr 21, 2019 · Sound: For purposes of these tests, I started out with a Burson Swing and Fun DAC and amplifier. fr What is in the Box, internals and overall Build Quality Jan 13, 2024 · This small Fosi Audio ZA3 integrated amplifier has the particularity of being able to operate in both stereo and mono mode. Experiment with compatible DIP8 dual op-amps such as Sparkos SS3602, MUSES02, OPA2604, OPA2134PA, OP249, AD827, RM4558, LM4562, LME49720HA, etc. › Jan 26, 2024 · Audio amplifier device review: Fosi Audio ZA3 This is the second review I have written relating to a product from the FOSI brand, the first was relating to Search Everywhere Threads This forum This thread Mar 16, 2024 · The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. Fosi Audio ZA3 Balanced Stereo Amplifier Home Audio 2CH Mono Amp with TPA3255 Chip supporting DIP8 dual discrete op-amps such as Sparkos SS3602, MUSES02, OPA2604 Feb 10, 2024 · Sorry Tony, just sharing my experience arround Fosi ZA3 with Sparkos opamp for those who wish to bridge the gap between technical aspects and audiophile concerns. What does each one do? And if l want to get abetter sound, which one should l change? V3 MONO Op-Amp Chips and Troubleshooting Tips; Fosi Audio V3 with Various Op-Amps Demonstration 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. I have a pair of Sparkos SS3602. Jan 1, 2024 · Now I wonder how much further the Fosi ZA3 can go with SparkoS Labs SS3602 op amp modules with their discrete components. com/coykendall to learn more about digital security and see if your information has been leaked online. Jul 2, 2024 · Can you point me to a description of what the audio qualities are of the different op-amps that can be ordered? How to replace op-amps on Fosi Audio ZA3? Replacement op amps for BT20A PRO. The ZA3 comes with swappable op-amps, letting you tweak your audio output to perfection. It comes with five swappable op-amps for different outputs, including left and right channels, balanced input, and subwoofer output. Jul 2, 2024 · How different op-amp chips affect sound signature, including the NE5532, Sparkos SS3602, and MUSES02? Replacement op amps for BT20A PRO. The ZA3 is a meticulously crafted high-performance balanced power amplifier designed with users' needs deep in mind. I didn't order any of the alternative op-amps from Fosi shop because they seem to be quite a bit overpriced I'm also not keen on getting some fancy ones like the sparkos that cost nearly as much as the amp itself How different op-amp chips affect sound signature, including the NE5532, Sparkos SS3602, and MUSES02? The V3 Mono has three op-amps. Fosi Audio ZA3 Balanced Stereo Amplifier Home Audio 2CH Mono Amp with TPA3255 Chip. I am using them in a Fosi BT20A Pro amp. EddNog Senior Member. Sep 29, 2023 · Discrete op-amps are an easy and affordable way to upgrade or customize your stereo or desktop system. Double Your Fun With Two ZA3 In Mono Mode; A Different Take On A Fosi; Adding To An Already Good Thing Dec 20, 2023 · I bought a pair of OPA2134PA op amps from Fosi. Can I just change the right sides (R-OPAMP socket) on each ZA3 or do I need to change both left and right on each ZA3? Feb 10, 2024 · This is a review and detailed measurements of the Fosi Audio ZA3 stereo amplifier with balanced XLR inputs. They are an appreciable upgrade from the stock op amps that came with the it. Using different op-amps can result in various sound signatures. to fine-tune your sound to perfection › Apr 19, 2024 · Elevate your audio experience with the Fosi Audio ZA3 Balanced Stereo Amplifier. i've read that you only need to use the op amp for the right channel when in mono mode, and you can remove the left channel op amp altogether. Today I wanted to co Dec 21, 2023 · The V3 is compatible with a variety of dual 8-pin op-amps such as Sparkos SS3602, MUSES02, OPA2604, OPA2134PA, OP249, AD827, RM4559, LM4562, LME49720HA. Dec 20, 2023 · It's with this system that I am most interested in trying the Fosi ZA3 with balanced connections driving the less efficient KEF LS50 speakers. Aug 19, 2023 · As far as op amps, it's somewhat controversial, with some advocates of 'op amp rolling' treating it like tube rolling. The explainer video above illustrates the process and explains why discrete op amps are the best op amp for amplifying audio signals. "Music hath charms to soothe the savage breast". 0-channel system using two ZA3 units (mono) with RCA inputs? Simply remove the IC op amps from their sockets, install the discretes in their place, and then prepare yourself for audio bliss. Apr 1, 2024 · Fosi ZA3 + Sparkos Op-amp - The real deal - Don't miss out !!! Interested in Sparkos Opamps - visit www. The SS3601 / SS3602 discrete op amps will outperform virtually all audio grade monolithic IC op amps in open loop gain, noise performance, output current, and magnitude of class A bias current. The SS2590 discrete op amp is designed to be the ultimate op amp for use in studio and pro audio applications. Andrew was very helpful and they sound great. View attachment 3113213 The PCB is labeled as “ZA3_V0. Dec 20, 2023 · Thanks, based on what you’ve shared, you should be fine with substituting the F2 clone with the Fosi V3 or the Fosi ZA3. How do I differentiate the various options? Dec 20, 2023 · As it so happens my dad prefers the color of the sound from the Sparkos op-amps, and I had gifted him the ZA3s when the V3 Monos came in, I just ended up swapping him the V3 Monos with dual Sparkos op-amps (yes, more money in op-amps than the amps themselves cost—snicker all you want) for the ZA3s back so I can run my Burson V7 Vivids in the Dec 20, 2023 · I changed the op amps labeled as “L-OP AMP” and “R-OP AMP” adjacent to the volume control-power switch. I’m sure I won’t be able to resist trying those. How do I differentiate the various options? I'm able to order Sparkos on your webpage?. Many people prefer MUSES02 for their warm sound, maybe I'll try to play with different op-amps later :) I've swapped op-amps in XLR for SS3602 and immediately noticed that a little harshness in the high frequencies went away, but at the same time the highs became much darker. I have an Aiyima A04 Class D amp that I modified, and with using the Fosi ZA3 and rolling op amps, it is my opinion that the Fosi amp is better constructed than the Aiyima amps. Consider only dual op amps that are suitable replacements for NE5532 op amps. Furthermore, the ZA3 boasts a replaceable op-amp design, enabling users to effortlessly roll between various op-amps to tailor their musical experience to individual preferences. I already have an Aiyima A07 that I modified a little (replacing the AOPs with two SPARKOS LABS SS3602 + changing the 4 inductors + red WIMA capacitors - the sound has improved a lot compared to the original version). Feb 18, 2023 · In this review, we will get into the details of the new Fosi Audio ZA3 Amplifier - the latest TPA3255 amplifier Fosi Audio. Dual-mode functionality for flexible stereo and mono operation Jun 29, 2024 · How different op-amp chips affect sound signature, including the NE5532, Sparkos SS3602, and MUSES02? 12V trigger in used for? What are the Op-amps of the ZA3 serving and what channel? How to replace op-amps on Fosi Audio ZA3? How to set up a 2. It was sent to me by the company and costs US $149. It incorporates two TI TPA3255 amplifier chips enabling it to deliver up to 2x150W or 1x240W @ 4Ω. The link to their Website below explains how to replace the op amps. As of this writeup, the MSRP is approximately $150 Dec 18, 2023 · The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. And advise which V3 op amps to roll, as May 13, 2024 · I recently got some Sparkos SS3602 op-amps from Sparkos Labs. The ZA3 Amplifier offers an exciting feature called op-amp rolling, allowing you to customize your audio. How do I differentiate the various options? 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. It is equipped with two Texas Instruments TPA3255 amplifier chips which allows it to output max power up to 2×155 W (in stereo mode) or 1×235 W (mono mode) @4 Ohm load with a 48V/5A power supply unit. This device comes in a PRO 6 pin package. At some point I will probably install SparkoS op amps. We also have socket pins for this device as well as adapters for both single and dual DIP8 applications. Check out my partner https://aura. Everything seems more balanced across the frequency range. Whether you prefer the nuanced clarity of a Sparkos SS3602 or the warmth of an OPA2134PA, the power to refine your sound is in your hands. 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. I've ordered some op amps from Fosi Audio to try out as well: Texas Instruments OPA2134; Nisshinbo MUSES02 May 26, 2024 · The following opamps are compatible: Sparkos SS3602, MUSES02, OPA2134PA , OP249, AD827, RM4558, LM4562, LME49720HA, etc. Five Op-Amps To Play With, Including The Powered Sub. I think what Fosi Audio offers are good candidates for this depending on how much you want to spend. From dual-mode versatility to audiophile-grade components, this amplifier offers rich connectivity, advanced heat dissipation, and enhanced scalability. It’s priced at $79 apiece. A quick search will reveal LOTS of threads on forums with posters talking about changing op amps in their gear and opining about the subjective qualities gained or lost doing so, especially in headphone amps. It supports XLR balanced input, offering strong interference resistance and effective noise reduction capabilities. 0 B6. Click to expand Dec 20, 2023 · I installed a pair of Muses02 op amps I bought from Fosi's website into the ZA3 and have been running them for a couple of weeks. Currently, my setup consists of a ZA3 (Stereo) paired with the Burson V7 Classic. I simply decided to go a different direction and ended up not utilizing these in my system as I originally thought I might. This level of customisation allows the user to easily modify the personality of the amplifier. Apr 1, 2024 · Fosi v3 mono, first product video trailer: Brilliant. ) Dec 20, 2023 · The product description of the ZA3 in the Fosi Audio website has this to say about the product’s op-amps: ”Personalize your audio experience with the op-amp rolling feature! The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. The amplifier has really dressed up from its earlier origins of common enclosures in budget class Jul 2, 2024 · What's the meaning of Sparkos SS3602 (1 pair 2PCS)? Can you point me to a description of what the audio qualities are of the different op-amps that can be ordered? How to replace op-amps on Fosi Audio ZA3? Replacement op amps for BT20A PRO. sparkoslabs. Less than 10 hours use. The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. I have also tried the MUSE02 and these are better. Jul 2, 2024 · What's the meaning of Sparkos SS3602 (1 pair 2PCS)? Can you point me to a description of what the audio qualities are of the different op-amps that can be ordered? How to replace op-amps on Fosi Audio ZA3? Replacement op amps for BT20A PRO. They are inexpensive but did make a difference in sound quality. to fine-tune your sound to perfection › Dec 11, 2023 · What is in the Box, internals and overall Build Quality The ZA3 arrives in a larger package compared to other Fosi amplifiers. The Copper accents on the Fosi ought to coordinate well with the Copper-colored drivers on my KEF's. The op amps that come with the ZA3 aren't bad though. Selling my two Fosi ZA3 with SparkOS SS3602 Op Amp upgrades already installed. Furthermore, In this article, I’m checking out the Sparkos SS3602 Dual Discrete Op-Amp. 2 / SUB1010. Jul 26, 2024 · Hi all. Product highlights. com "Fosi is a great little amp that can put many multiple thousand $$$ to real shame. The High Quality Operational Amplifier Chip SparkoS Labs SS3602, MUSES02 and OPA2134PA can replace the ZA3, BT20A PRO, and V3's operational amplifiers and can create different sound quality, providing you with a versatile Hi-Fi listening experience. I have thought of trying a couple of Fosi ZA3 mono amps with my Vandersteen 2ci's (rolled with Sparkos op-amps, of course. I received my via their Kickstarter program at roughly $125 with the 48V power supply but it now appearing in other retail stores like audiophonics. I am interested in the OP-Amps for the Fosi Audio V3. The bass and midrange is richer sounding while the treble is a little less bright. ly/41Dg7IoSparkos Labs SS360 How different op-amp chips affect sound signature, including the NE5532, Sparkos SS3602, and MUSES02? How to replace op-amps on Fosi Audio ZA3? Which opamps do you recommend for the most excellent results? What are the Op-amps of the ZA3 serving and what channel? Replacement op amps for BT20A PRO. Feb 10, 2024 · Apogee Duet 2 -> Fosi Audio ZA3 (Sparkos SS3602 op-amps) -> ELAC Debut 2. I wanted to share with you this video I found on the chanel Fosi Audio support channel that explains very well how to replace the operational amplifiers in the ZA3 both in stereo and mono Oct 10, 2023 · Hello, I am considering buying two Fosi Za3s for the end of the year to do dual mono mode. Fine-tune your sound with op-amp rolling for a personalized audio journey. Contents include the ZA3 amplifier itself, a robust 48V 5A power supply unit (PSU) similar to the one that comes with the V3, and a comprehensive manual detailing connectivity options. If you have Feb 10, 2024 · -> Sparkos Labs SS3602 Fosi ZA3 + Sparkos Op-amp - The real deal - Don't miss out !!! mati, you posted this in the other fosi za3 thread; i asking the same question here: are you running a pair of amps mono, or one in stereo? xlr or no? using its subwoofer out or no? does the sparkos fit Feb 1, 2024 · The Fosi Audio ZA3 is a compact integrated class D amplifier that can operate in both stereo and mono mode. To begin, I'm a big fan of Sparkos SS3602. as shown here: Jan 26, 2024 · Contents. So jumpy-up 8 pin Op Amps for "rolling". All observations and opinions here are my own What's the meaning of Sparkos SS3602 (1 pair 2PCS)? Can you point me to a description of what the audio qualities are of the different op-amps that can be ordered? How to replace op-amps on Fosi Audio ZA3? Replacement op amps for BT20A PRO. Dec 31, 2023 · I'm running 2 ZA3s in mono mode and would like to swap out the op amps. For now, I am waiting on delivery of a Denafrips Ares 12th-1 R-2R DAC to replace the SMSL SU-8 v2 ESS DAC. I waited about a Mar 25, 2017 · Sparko’s Labs has created a family of discrete op amps in an 8 pin DIP compatible package optimized for high performance audio applications. These devices are drop in replacements for many common, yet inferior audio op amps and are uniquely compensated for trouble-free swap out into virtually any circuit. Vendor: Fosi Audio The promo code also applies to Sparkos SS3602 Op-Amp. Fosi Audio ZA3: https://bit. The ZA3 is a mini amplifier designed for audiophiles, and we believe it will take you on a delightful journey into the world of HiFi music. Even the coveted OPA627 monolithic op amp, with a price tag of over 25 dollars, has 30dB less gain and around twice the noise of these discrete op amps. mway qcd ttfodz cje axa pvrnins nsps xepunkc kreev fhkzex