Opa1612 vs opa2134 vs opa21 sound quality. An op amp is part of a larger circuit and is chosen because its specs match those required for the circuit. Aug 28, 2023 · #1 Choose the LM4562 (LM4562 vs NE5532): High-End Audio Quality: If your application demands the highest audio quality, low distortion, and minimal noise interference, the LM4562 is a better choice. The manufacturer claims it has superior sound quality, due to its JFET input stage. THD+Noise vs Frequency 3 Description The OPA134, OPA2134, and OPA4134 (OPAx134) series are ultra-low distortion, low-noise operational amplifiers fully specified for audio applications. Some vendors market them as the same as well. And without mentioning every op amp in existence, I'll close with I yet have to find a circuit where an NE5532 is the best possible option. It's a killer OpAmp, and better suited to Apr 7, 2007 · At a first listen, the sound difference isn't very big. Jan 10, 2016 · He talked to me about OPA1611's versus OPA134's as well as the OPA1612's versus OPA2134's. Replacements: For the 5532 the opa2211A or opa1612 as well as LT1358. Apr 21, 2019 · vs Burson V6 Classic. I did not get paid for saying something good or bad. In comparison OPA1612 and OPA2134 also have a similar experience. For several reasons: Firstly I don't think that would be difference in sound quality. Posted by KanedaK (A) on December 22, 2016 at 16:38:35 . TL072 works most of the time but I almost always find a better substitute in dirt pedals. When we developed the OPA1656, this was also a major design target for us, and the designer and myself spent quite awhile in the lab with previous CMOS audio op amps (specifically OPA1652 and OPA1688) hunting for sources of input capacitance variation. Dec 22, 2016 · OPA2134 vs OPA2604 vs OPA2107. In other words, OPAx132PA and OPAx132UA (standard grades) are equivalent to OPAx134, which does NOT have a high grade. AD826 used instead of the the OPA2134. LM4562 and LME49720 are the exact same part just different model stamped (stated by an ex-employee) The LME49860 is just a Jan 10, 2006 · [quote author="jackies"]It's said that NJM4580 is what creates signature blehringer sound. Another way to say it: JFET OPamps like OPA2134 can replace most any other audio opamp Dec 11, 2019 · Normally you'd regularily search in the manufacturers new product listings first for any new interesting products. 00008% • Low noise: 8 nV/√Hz 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. The 49720 is more clinical IMO. Mar 17, 2019 · The OPA1641 would be slightly better. Nov 25, 2015 · This probably isn’t the answer you want, but I’m going to present it to you anyway. While the opa2132 and opa2134 share similarities, they also have unique characteristics. It appears that the OPA1611/2 have a lower noise voltage, wider bandwidth and higher slew rate than the OPA134 and OPA2134's. I have a 1988 carver stereo per-amplifier. The OPA2604 and AD823 are both good too, how good are you at soldering SMDs? Is OP Amp swapping the key to better sound quality or a complete waste of time?Op Amps: https://fosiaudioshop. Inside CD/DVDs most manufacturer uses M4580 OP-Amps but when it change to OPA1612, any CD/DVD start to singing after that. The V6 classic was a bit slower on the attack than the SS360x which gave it a bit smoothed over sound compared to the SS360x. Other op amps you can try are AD823's but they can be a bit noisy when used at the inputs of a phono stage so I prefer them in the output stages. the best sounding is OPA1612 ,not for driving headphones -low output current drive ,3ma current consumption ---then opa2134 the best all around as preamplifier it can be used at high gain 6-10 times,very good sounding and Musical,good for biassing in class A. May 30, 2007 · If the orginal OP is a FET (like TL072, OPA2134 etc) we may be careful sometimes NOT possible to replace with Bipolar (like NE5532 etc). Sound-stage increases, sound becomes more detailed without being harsh or sounding bright. Try them and see for yourself. What else, maybe cleaner more resolved sound at congested parts. 3V inside of each supply. I don't care about listening tests or something else, just want to use the technical better one in my amp. Dec 6, 2018 · You can dig on the Internet and find modern op-amp test results, but it quickly crosses over into sonic character and subjective opinion. The sound is much better but there's still something a bit "hi-fi" and "grey" in the presentation. 8 mA, for the OPA2134 typ. Ultra-Low Distortion: With a distortion level of just 0. But that does not say anything about the SQ. I didn't yet spot any differences between the mids and the bass on the two, but the highs are different. You can say I love the HD6X0 series only with tube Apr 1, 2012 · The LME49720 is pin for pin compatible for the OPA2134, the OPA's have the typical laid back Burr Brown sound. May 15, 2022 · Now i tested opa1612 with lme49720 and 1612 is better in my opinion. Feb 11, 2021 · The OPA2134 opamp The OPA2134 is a Burr-Brown product, the dual version of the OPA134. This is a straight-to-the-point review, so don’t expect a long, detailed review on the sound quality. Can anyone suggest drop-in replacements to OPA2134? I'm looking for a natural, transparent sound vs colored. - MUSES01 outclasses all the OPAMPs from above when used in I/V stage of a DAC. How are LME49860, LME49720 etc? Are they drop-in Mar 11, 2003 · 1. And this preamp sounds MUCH better than Audio Research, Burmester and Accuphase preamps costing above €10. It was recently re-capped and all new guts put in . I also have been an audio enthusiast for quite a while, having tinkered or created several guitar effects/amps. A true FET input stage is incorporated to provide excellent sound quality and speed for exceptional audio performance. If anything, it has a more 'neutral' sound than the (possibly slightly euphonic) OPA2134, but its performance is very reliable and dependable and of a very high standard, which possibly explains its long standing use in 'professional' audio gear. aes. The sound quality comes from the entire circuit, not the op amp. 5mV vs 2mV, respectively). It sounds so neutral like a NE5532, but more spacious and with a lot of details. There have been audio op-amp distortion measurements and comparisons with double-blind listening tests. Mar 25, 2022 · The OPA2134 is a low-noise, ultra-low-distortion operational amplifier designed specifically for audio applications. Classics are a bit warmer while SS360x is a bit brighter presentation. Thanks in The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. That's because it has greater bandwidth available, meaning it can support higher quality audio up to 24-bit/192kHz. common mode voltage that I've measured on any op amp. ones I obtained free fron the BB Part Number: OPA1612 Other Parts Discussed in Thread: OPA2134, , OPA1678 Hi Community, TI!!! I would like to upgrade an audio amplifier OPA2134 and the TI site web recommands me to change for a new OPA. LME49720 sound is boringand too light. But deep bass and transients seem more punchy in the OPA2134. Even when it would it is really small and you can't say which is better. 5 mA. I no nothing about this. This is based on my experience with the V5i-D. . It offers exceptional performance in almost any audio application. org/e-lib/browse. so far I note that the ad8610 seemed to go deeper in the bass and is a little warmer overall than the ad825. 00 : Crosstalk - 110dB PSRR - 80dB min, typ 100dB Distortion - 0. 1-nV/√Hz as well as an extremely low distortion level of 0. 5 Euro OP275 ~ 3 Euro OPA1612 ~ 6 Euro According to specs I would think the OPA1642 would be one of the best compromises cost vs performance wise. :thumb: I'm not an opamp expert, but it looks like LM4562 is the newest opamp out there, correct me if I'm wrong. Hi there probaly a simple question maybe not. Goggle bill d mod carver c-1. Posted by Ehien (A) on January 30, 2002 at 11:22:50 . com with a TI insider involved. Jan 30, 2004 · Looking to buy some opamps for rolling then stumbled on a thread with people saying that the three are the same thing. I replaced those in my motu 828 with LM4562, sound improved remarkably. Aug 24, 2012 · i tryed lme49722 opa2134 and opa1612 ,--. OPA2134 costs an arm and a leg. Jun 6, 2012 · 7 mA quiescent current is typical of the OPA627, for the OPA2132 it should be typ. It ensures a very low noise density of 1. The ad825 seems to be more detailed alright. Since i couldnt find an opa2134, i just use tl072 and the likes for our projects I am just curious how opa2134's output performance. The OPA1611 and OPA1612 offer rail-to-rail output swing to within 600 mV with a 2-kΩ load, which increases headroom and maximizes dynamic range. Jul 30, 2021 · If I could also request test of: OPA1642 ~ 2 Euro OPA1656 ~ 2. Jun 18, 2019 · Hello everyone, I have the DAC Emotiva XDA-1 preamp with the DAC Analog Devices AD1955 and Burr Brown OPA-2134 op-amps, I want to update to the Burson Audio Play with the DAC: ESS Technology SABRE32 / ESS9018 and NE5532 X 3, NE554 X 2 op-amps, would it be a good update to the Burson Audio? thank you very much to all. Nov 30, 2021 · Stability should be considered especially with the wider bandwidth of the OPA1656. It excels in premium audio equipment like high-end preamplifiers, DACs, and headphone amplifiers. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. On the other hand, the opa2134 offers superior audio performance, making it perfect for audio applications. I should have done my research a bit better because because I overlooked OPA1612 which is purported to have superior performance compared to LM4562. With its powerful 8W (XLR) output and proprietary Max Current Power Supplies, it delivers a noise-free, immersive audio experience in a refined design. I too find that the OPA1612 and OPA1642 are fantastic upgrade/replacements in a whole lot of professional and consumer audio gear out there equipped with comparatively outdated opamps. amp. 000015% at 1 kHz. Part Number: OPA2134 Other Parts Discussed in Thread: OPA1678, OPA1611, OPA1602, OPA1642. The output swing for Aol should be considered as it is different between the two devices. The Features of OPA2134 • Superior Sound Quality • Ultra-Low Distortion: 0. group at Texas Instruments. I plan to get the brown dog adapters and try the opa 627's soon. So I can use any one of these ( one at a time !). Everything that I wrote here are “IMHO” and as is. Sep 7, 2024 · G'day all, an interesting thread. Mar 14, 2010 · Overall balance with new amp is a little darker but with better transients. May 6, 2022 · Lets take a look at the NE5532 op-amp, used in audio products everywhere since 1979 and it costs about a $1. Paid access: http://www. Jan 11, 2016 · Yes sir. Aol Sep 30, 2010 · G'day mate, yes it's a strange one, as the original OPA2134's in use sounded rather 'dry sounding' to me, if that makes any sense! In fact when the originals were first installed I remember thinking that they didn't sound as good at the LM833's in there previously! But these OPA2134's sound nothing like the original ones. Anything other than these values and they're either fake or damaged (or both). I've replaced the old TL082 in my active crossover with opa2134. The OPA2134 is not harsh. Apr 19, 2024 · Features of OPA2134. 00008%, the OPA2134 ensures that audio signals remain clean and undistorted. The TL072 isn't great IMO. Stimulated by a recent thread about opamps, I went back and compared again BB OPA2134 and OPA2604 in my Lehman Black Cube phono amp. So far I don't hear any harsh sibilants (very clean) but it is virtue of my speakers. The OPA1656 immediately raised my attention, plus there was/is a long thread about it on diyaudio. Nov 9, 2012 · Sound is neutral and balanced with good sound-stage. Use a simple resistor, or a J-fet with the IDSS trimmed to 3mA~5mA. 2. Though I use it only occasionally mostly for tests, and it has not operated more than a couple of hours summed, the right channel started to emit high frequency hiss noise time after time, without any special reason, even if nothing is connected to the input. May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. Optical is usually restricted to 96kHz. Although I am a fan of the OPA2134, I still have very considerable respect for the NE5532. g. Dec 18, 2002 · In general, I find the 2134 produces a slightly warmer, more musical sound, but masks some of the fine details which come through in the 8620. Jan 28, 2018 · Two cases were evalutated – in a Breeze Audio AK4495 based DAC, driving a ATHA5000 amp (listening via Beyer T1’s), and then driving a Grado RA1 clone (basically a CMOY circuit) to hear the amp character more closely through a set of Senn HD800. May 23, 2018 · Sorry I can't compare the sound of these opamps. Details are better on the SS360x while Bass may have had slightly better slam on the Classics. Sound is more "color", and "massive". Oct 8, 2017 · So I just blew up 5 Burr Brown OPA2134 due to bad labelling on the PCB (Ok I was also supposed to be more careful). 000. --lme49722 lme4562 lm4562 opamp is very good sound ,higher ratings than opa2134 -but not as Nov 8, 2006 · OPA2134 is more stable, as it is not too fast for Audio. 6SL7 tube SRPP gain stage with voltage shunt feedback. It was less "real", less "live" and less "musical" to my ears. Anyway, OPA2134 is pleasure sounding Op-Amp. 000015% at 1kHz. It has the most stable input capacitance vs. But now I have to replace them. Jan 30, 2002 · OPA2134 vs OPA2604 vs OPA637. To deliver improved sound quality and speed for exceptional audio performance, a real FET input stage is included. (Opa2134 is not broken in at all, so it will most likely get better w/time) The base is much better from the 2134, but it does not seem to be as powerful on the output side, but could just be the break-in needed. Jun 17, 2007 · OPA2107 - dark and laid back sound, very deep soundstage, not so broad OPA2604 - a bit like a tube, rolled off on both ends, a bit boring and too rounded for me OPA2227 - terribly laid back, bass heavy, veiled and slow. I am curious to see if this impression changes over the week. 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. 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. Jun 7, 2016 · Sound Quality Disclaimer: 1. 4 mA, max. 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. Talking about AIYIMA A07, it will end up in a dustbin soon. The sound came out "thick" and I could feel the artificially enlarged sound stage. With proper decoupling the 5532 can sound pretty good. OPA2134 gain stage with voltage series feedback. Apr 6, 2020 · The OPA2134 is very ordinary, I consider it a side step to the NE5532. OPA2134 vs. They'll say the OPA2134 "sounds dark" for example. 1-nV/√ Hz noise density with an ultralow distortion of 0. This made it a pretty minimalistic set-up to get a close view of the opamp differences. This feature, in combination Mar 17, 2019 · Hi everyone - wanted to take the opportunity on this thread to introduce myself, I am the engineer that is assuming John's old role as Audio systems engineer in the precision op. The AD826 seems to be smoother than the OPA in the voice range. By no means as much as from the OPA2132 to the AD823. Mar 31, 2008 · OPA2134: When I replaced the OPA627 with the OPA2134 I found the music to be a bit uncomfortable to listen to. The OPA 627 is well over price and is bass heavy and it’s not worth the price you pay for it The OPA1612 and OPA827 are much better than any of these but these are SOIC and you’ll need an adapter with experience soldering skills. Completely not my type OPA2132 - almost like OPA2134, maybe a bit smoother sound. The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. max Vos of 0. Switching op amps is likely to cause as much harm as good. 3. These sound great and outshine many of the other modern high performance audio opamps out there today. The main difference between OPAx132 and OPAx134 is in DC precision of the high grade of OPAx2132P/U and OPA2134 (e. The Burson Soloist 3XGT is a premium headphone amplifier, showcasing Class-A amplification and resistor ladder volume control. Now all the folks are using opa2134 op -amps as the replacement. claims are made for 'superior sound quality', due to the use of a true FET input stage in the OPA2134. cfm?elib Feb 28, 2021 · The LM833 was released way more than 20 years ago, and if memory serves, OPA2134 was released around the year 2000, and LM4562 around 2006. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. I replaced my ad8610 I/Vs with ad 825s last night. When the original OP is Bipolar(like NE5532 etc) we can most always replace with FET or another similar Bipolar OP. I think this has to do with the 'house sound' of AD - it's like Grados, at first the SR80 and RS2 sound the same. Apr 11, 2024 · Both op-amps deliver exceptional audio quality, with the selection between the two depending on the specific requirements of the audio circuit and the desired balance between performance and cost. The combination sounds weird and off-putting, especially when it comes to the upper mids. The OPA134, OPA2134, and OPA4134 (OPAx134) series are ultra-low distortion, low-noise operational amplifiers fully specified for audio applications. Overall, I find both opamps to be excellent, with the 8620 having a cleaner, more detailed and transparent sound, but on the lean/dry side (it's hard to describe this, but too much of this characteristic I'm with Jim here. May 5, 2002 · ad825 vs ad8610 Hi Fmak, thanks for all the ongoing help. Regrettably, but not surprisingly, no evidence is given to back up this assertion. High resolution was lost. Part Number: OPA1656 Other Parts Discussed in Thread: OPA2134, OPA2604 The OPA1656 is the industry’s lowest voltage noise high voltage CMOS on the market. [/quote] I only have one piece of Behringer gear (an ultragain preamp without the tube). 004% @20KHz The above parameters are insignificant to the audio level variations imposed by substandard audio recordings, room modes and compromised loudspeaker placements in the average home, some of these variations could Mar 19, 2005 · I tested the opa2134 vs the ad712 that were stock. The input noise voltage is 8nV/√ Hz, almost twice that of the 5532. Details were lost. com/products/op-amp-chip-muses02-opa2604ap-opa2 Jul 22, 2022 · OPA2134 is great for buffer and clean applications but I never liked it for overdrive/distortion. Superior Sound Quality: The OPA2134 is designed to deliver excellent sound quality, making it ideal for audio applications where fidelity is critical. 4. Aug 13, 2014 · The OPA2134 'sound'. The opa2132 provides high precision, making it ideal for demanding applications. Features of OPA2134 vs NE5532 . Feb 11, 2021 · Even AD797 or OP627 cant hold a candle vs OPA1612 in terms of SQ - the difference is HUGE! My preamp sounds best with OPA1612 for gain and OPA2192 as buffer. Have you found Jun 10, 2010 · From my experience these older OP/ OPA op amps all sound vaious degrees of "not-that-great" (cloudy, lacking details, taking away punch/immediateness). I just thought using two opa627, i will achieve 2134's audio quality. For example, Aol for the OPA1656 with a 600 ohm load will have a linear output swing that is 1. May 29, 2021 · The dark tone of the HD650 doesn’t go well with the Burson V5i-D. The strings sound wonky and the vocals don’t sound that smooth. Don't get me wrong. OPA1612 is open sounding but is a little warmer possibly because of the lower midrange roundness. May 6, 2024 · And, in our experience, compared to optical, a coaxial connection does tend to sound better. The TI OPA1612 dual operational amplifier benefits from excellent technical characteristics, allowing very good electrical and audio performance. Mar 7, 2019 · It is more open sounding and clearer sound from OPA1612 then OPA2134. Opa2134 is a very good opamp. OPA2132. OPA2134 is more used and more liked, than almost any other JFET op ( Maybe still TL072 is most used, but it is far from OPA2134 in quality ) ----- OPA2134 is probably the most used DIY Audio op, all categories. rjmafu yqhzybux qoiers smjzldt yzjdio wwfyr irx lpyez tocmmu ukvm