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Lm4562 vs ne5532 sound quality
Lm4562 vs ne5532 sound quality. the NE5532 which is 100 dB, so it can be expected that the distortion is lower on the LM4562. It excels in premium audio equipment like high-end preamplifiers, DACs, and headphone amplifiers. Nov 25, 2015 · Ive compared the NE5532, NJM4556 and LM4562 so far. Jun 7, 2016 · Sound Quality Disclaimer: 1. Given its simple design. Feb 4, 2014 · They sound good but are they for High fidelity audio representation of sound, answer is NO, Objectivity they introduces there flows as sound picture in the output signal. Low noise, high output drive capability, high unity-gain, and maximum-output-swing bandwidths, low distortion, high slew rate, input-protection diodes, and output short-circuit protection are all features. Aug 3, 2013 · "Search, "Op amps in small signal audio design - Part-3" to see an analysis of the actual audio performance differences of the various op amps. Feb 23, 2019 · THD vs. Just to add that AD8099 was the biggest disappointment (after much hyped LM4562NA/49720 for high gain design) and on the other side NJM2043DD and 2068DD was biggest surprises. Sep 7, 2024 · G'day all, an interesting thread. It measures better to, with LM4562, but the difference is much smaller than the sound differences. Jun 10, 2010 · ALL the op amps are socketed, so I was wondering, since this is about 18 years old, if there are any newer op amps that are a DIRECT replacement for the NE5532 and TL072 op amps in this that would give added sound quality without screwing something up. 7nV/√ Hz) with vanishingly low THD+N (0. The OPA2604 and AD823 are both good too, how good are you at soldering SMDs? The AD823 is a bit more neutral, the OPA2604 may be more hi-fi sounding. Aug 26, 2020 · A pair of *genuine* OPA1656's is the consummate and necessary upgrade for it's stock NE5532 opamps. The “A” version came in a $3,600 DAC I bought nearly 20 years ago, and I had no qualms whatsoever with them being used at that price tier. You see the opa2604 has quite a thick sound, easy to listen to, not bright or analytical in any way and the LM4562 leans in the opposite direction, not too much mind but enough to liven up the opa2604 and put some sparkle in there while the opa2064 beefs up the low end of the LM4562 quite nicely and the end result is a fuller rich and detailed It isn’t particularly expensive tho more than a 5532. 7nV√Hz @ 1 Khz and current noise of 1. strangely its probably the most boring sounding one when paired with 400i but the best sounding with hd600. frequency, and of THD vs. frequency, look near identical for the two devices. Feb 28, 2021 · In some respects I think of the LM4562 as a somewhat upgraded NE5532. Its also a bipolar Op amp, just like the ne5532. 8/-5. Nov 8, 2006 · OPA2134 is more stable, as it is not too fast for Audio. I built this phono preamp of Heran using a Fairchild NE5532N i. I cannot confirm that the OPA2604 has Nov 24, 2023 · Ultimately, both the JRC4558 and TL072 stand as stalwarts in the world of audio electronics, offering versatile solutions for crafting rich and high-quality sound experiences. No regrets with this amp whatsoever after rolling. The LM4562 has higher 2nd harmonic (if that is what you wan´t) but higher 5th too. Jul 11, 2022 · I am wondering if there are certain parameters that will make popular opamps like NE5532, LM4562, TL072, OPA2134, and others, to give the best performance as far as THD and sound quality? When I studied datasheets for those opamps it seems that the lowest THD is achieved when R load is 2k. Also a cheap standard chip like a 5532 is used in lots of high end audio gear because the circuit around it matters as much or more than the chip Apr 6, 2020 · Bottom line, check the supply voltages, pin 4 and 8. Oct 8, 2001 · The ne5532 is a great op amp. . Output Swing Bandwidth vs Temperature at VCC = ±10 V Jul 30, 2023 · Get powerful and exceptional sound quality with the Fosi Audio V3 Stereo Amplifier. Jan 30, 2004 · LM4562 and LME49720 are the exact same part just different model stamped (stated by an ex-employee) The LME49860 is just a LME49720 that passed a higher voltage test. The LM4562 combines extremely low voltage noise density (2. In order to the sound quality the AD797 outperform the NE5534 clearly (tested in a one stage preamp with RIAA network in the NFB loope). the differences aren't huge, but big enough to make a change worthwhile. (Supported by same response graphs in their datasheets) Anybody who has played with these opamps care to share their opinion on how they sound? (HA / Metal can models excepted) Jun 20, 2016 · Hi everyone. The LME49720 is better than the NE5532 in many respects such as the noise figure and distortion. #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 Apr 16, 2011 · The NE5532 should and can sound very transparent when used correctly and in the right applications, however, I read an interesting article on the 5532 and how its bjt input stage can give rise to odd distortion products when used at the output of DAC's due to the residual HF hash causing non linearities. I'm talking plug and play here. Apr 16, 2011 · Using relays to switch out unneeded audio sources that can contribute noise also can help. A caution; when replacing parts on older high powered amplifiers is that any change of transistor types may upset the stability of the amplifier. c. Nov 3, 2004 · The LM4562 is not fet but bjt and is considered the modern "replacement" for the 5532. Jan 21, 2014 · The parameters of 082 vs 072 in the datasheets look very similar (082 has lower input bias current) and the graphs of equivalent input noise vs. I have heard some versions of the 5532 are a few dB better than others. This is a highly recommended tweak in my opinion and I honestly cannot believe the difference in sound quality that’s achieved by using changing the op amps. I am looking for a dual version of AD797 for replace the NE5532. Jun 7, 2016 · To me the $69 V5i op amps take the DX1 from being OK sound wise to being very good. Little Dot I+, Burson Audio V5 ($79) vs V5i LM4562 / LME49720 would be another, more modern option (less voltage noise, even better load driving). Equivalent Input Noise Voltage vs Frequency Figure 2. Instead of the default NE5532 Op Amp chip, Aiyima factory can customize the A07 with a different Op Amp chip for you for a different sound signature. The 5532 has a higher Iq than 4. At least it lacks the unfavorable 7th which the OPA2604 has. 44µV (FLAT+JIS A, RS=300Ω ); the 4562 Feb 11, 2021 · looks very similar to the eighth image from post #2 of Bel Canto's S300i/S300iu - driven by dual mono Icepower amplifier modules with switch mode power supply - go to Inside the Bel Canto S300i integrated amplifier | Audiokarma Home Audio Stereo Discussion Forums and Bel Canto e. 4Vdc and then sequentially put in the dual audio opamps which I happened to have in my inventory into its preamp stage socket: Total amp DC offset and THD LME49720 (TO-99, Green trace) -1. ti. g. Dec 15, 2014 · It looks dubious to me. One S300iu integrated amplifier | Stereophile. The LM4562 is a high-performance op-amp renowned for its exceptional audio quality. May 19, 2017 · MY comment was directed toward comparison of an LM4562 with a NJM2068---NOT a NE5532. Jun 19, 2021 · The sound difference after using NE5532P to this LM4562 is somehow so much different. Use a simple resistor, or a J-fet with the IDSS trimmed to 3mA~5mA. Drive a variety of speakers with its 600W power output. LM is the best overall, it sounds the most balanced, very natural/smooth/clean, doesnt exaggerate anything but can sound lacking in impact. 5V, VEE = –2. This creating superior imaging for the vocal while sacrifice the wider music sound-stage and music presentation. 5V RL = 2kΩ Mar 19, 2014 · Both the TL072 and the NE5532 prefer inverting over noninverting operation by a significant margin for various reasons, but it is virtually impossible to get both high input impedance and low noise at the same time in an inverting configuration (noise gain is signal gain + 1 to begin with, and high input impedance would require high resistor Jan 8, 2017 · LM4562 and NE5532 show almost identical performance in I/V stage, while OPA2134 is 2 dB weaker. V S = ±15V, R L =2kΩ,R SOURCE =10Ω,f IN = 1kHz, and T A NE5532, NE5532A, SA5532, SA5532A SLOS075J–NOVEMBER 1979–REVISED JANUARY 2015 www. Although I am a fan of the OPA2134, I still have very considerable respect for the NE5532. I personally like it in the right circuit and feel it adds clarity and imaging. The LM4562 audio operational amplifiers deliver superior audio signal amplification for outstanding audio performance. 1 k : 3. the ne5532 looks a bit harder, narrower and more direct, the other two a bit more relaxed and This is a visual "off the scope screen" comparison of four different op amps often used in audio circuits. Customizable and compact, perfect for bookshelf setups and home theaters. THD+N vs Frequency VCC = 12V, VEE = –12V, VOUT = 3VRMS RL = 10kΩ 20157266 THD+N vs Frequency VCC = 17V, VEE = –17V, VOUT = 3VRMS RL = 10kΩ 20157268 IMD vs Output Voltage VCC = 15V, VEE = –15V RL = 2kΩ 201572e6 IMD vs Output Voltage VCC = 12V, VEE = –12V RL = 2kΩ 201572e5 IMD vs Output Voltage VCC = 2. Choosing between the LM4562 and NE5532 depends on your specific application requirements and priorities. The newly developed Burson V5i is a hybrid audio opamp, which is both partially IC and discrete. Fantastic sound. 3 mV 0. Don't probe the IC, find a connected cap, resistor Also check that the current draw of the replacement IC is about the same as the NE5532, lower current draw means low volt drop in R's and higher supply voltage. com SNAS326K –AUGUST 2006–REVISED DECEMBER 2013 LM4562 Dual High-Performance, High-Fidelity Audio Operational Amplifier Check for Samples: LM4562 1FEATURES DESCRIPTION The LM4562 is part of the ultra Mar 25, 2022 · The NE5532 series of operational amplifiers are high-performance devices with good DC and AC characteristics. You can also use the LM4562 or other high quality opamp if preferred. This is completely in conformance with TI SLAA788A document, Fig. 5ma. No integrated opamp will give you "tube sound". I have used the OPA2134 as the first gain stage in a number of high quality DIY phono stages, with the LM4562 in the second overall gain stage. Mar 19, 2014 · The NE5532 is far superior to the TLO72 in just about every way for audio use, only real exception being the 5532s' relatively large input current spec. I find the A07 to be adequate in it's stock form but mine really improved when I swapped the NE5532 OpAmps for the LM4562. I'm planning to try using an LM4562 or OPA2134 fet ic and listen the sound difference. LM4562-+ LM4562 10pF + + INPUT OUTPUT 47 k : 150 : 3320: 909 : 26. Oct 10, 2020 · In the case of Aiyima a04 ( I have two of them ) it is very clear that the sound quality gets better with LM 4562 instead of NE5532. It is not a wider sound stage among those previous op-amps I have tested. Patreon https://www. amplitude at 1kHz and 6kHz / 4ohm, unregulated 50V power supply View attachment 104323 Please note the strange nonlinear behavior at 6kHz. if the gain is going to be x1 then you would need a unity gain stable op amp. 8 mV 0. To ensure that the most challenging loads are driven without Mar 5, 2007 · General Interest Room Acoustics & Mods Music Articles Car Audio Everything Else Live Sound PA Systems Instruments and Amps Member Areas Member Areas The Lounge Clubs & Events Member Blogs In Memoriam The Moving Image Aug 22, 2007 · I had a Rotel RA-930AX at hand which I had recently upgraded, reduced the opamp supplies to +/-16. The best solution is to use NE5532 in I/V-stage and LM4562 in differential amplifier as it gives almost identical performance to all-LM4562 implementation Differences in distortion are mostly due to odd left/right Electrical Characteristics for the LM4562 (Note 1) The following specifications apply for the circuit shown in Figure X. patreon. May 22, 2015 · G'day all, I have a reasonably large collection of NOS and used but electrically ok op amps, all the way from TL072 to LM4562 and everything in between including NE5532's. Is there any difference between a regular high slew rate low noise opamp to the specialized LM4562? •••. As far as I can see, the 4562 has a voltage noise of 2. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and sizes of speakers. Equivalent Input Noise Current vs Frequency Figure 3. Thanks Jun 19, 2021 · Especially on the sound-stage and overall music presentation is more forward with this LM4562. Even when it would it is really small and you can't say which is better. The DC offset/input bias current is much improved over the 5532. com 7. frequency at 5W/4ohm, regulated 30V power supply View attachment 104324 CCIF IMD 19+20kHz, 4ohm, NE5532, 30V regulated PSU Jun 12, 2014 · LM4562 would be my choice for a player like this. LM4562 is the best performer in differential amplifier. 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. Mike 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. They do need a stiff, high quality supply to sound their best. However just swapping a chip can sound worse. #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 Aug 28, 2023 · 2. Jan 1, 2019 · The lm4562 is also an alternative ( I think its the best sounding in Aiyima a04 and a07 ). 7 nF//500 pF 47 nF//33 nF LM4562 www. Aug 24, 2018 · A few of these opamps (LM4562, OIPA 2134) and many more (LM741, NE5532/5534, AD797, OP27, OP270, OP275, TL072, TL052, OPA604, OPA627) have been tested by Douglas Self in inverting and non-inverting configuration, see chapter 4 of his book Small Signal Audio Design. If you are using it in an audio preamp, wouldn't an NE5532, or LM4562, or LME49720 be a better choice? Apr 21, 2007 · Just a question: I know LM4562 is supposed to be for hifi application. Jan 7, 2021 · So considering NE5532, LM4562 and OPA2134, OPA2134 gives best measured results in AIYIMA A07. However, it is important to note that the NE5534 is less commonly available and slightly more expensive than the NE5532. You may like: NE5532 vs TL072: What are Differences and How to Choose 2023. but the difference between opa2604 and LME49720 is much smaller than the difference between these two compared to the original ne5532. The circuit with the values shown in the linked article (but without the High and Low resistors and without the 1K input resistor): In order to overcome many of the inherent limitations associated with ICs, we have externalized parts of its circuitry and completed those sections with high quality discrete components. NE5532 vs LM4562. #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 Sep 1, 2023 · If ultra-low distortion and high precision are crucial factors, the NE5534 may be the preferred choice. Aug 28, 2023 · High-End Audio Quality: If your application demands the highest audio quality, low distortion, and minimal noise interference, the LM4562 is a better choice. com/user?u=12254451Mail Dec 17, 2018 · I generally don’t care for op-amps where a discrete output stage can be had. If you use the NE5532, you may find that the small DC offset voltage at the outputs causes some potentiometer noise. I also feels the music is more focus in the center. The NE5532, also sold as SA5532, SE5532 and NG5532 (commonly called just 5532) is a dual monolithic, bipolar, internally compensated operational amplifier (op amp) for audio applications introduced by Signetics in 1979. The A07 now gives a very pleasing, laid back and an analog, almost vinyl-like sound quality to the music! Bass performance is also quite noticeably improved as well. The bass was less muddy and overbearing while the midrange and treble clarity improved greatly. Knock yourself out, try OPA2134, NJM2068DD, LM4562,,, Jun 8, 2010 · Attached are spectra from an OPA2604 and a LM4562 I have tested in my DAT recorder (gain of 10 or so I believe). Our primary goal is insightful discussion of home audio equipment, sources, music, and concepts. I'm amazed by the sound quality of this phono preamp. But the OPA-627 is the exception. If you don't know or don't care, just stick with the default and save the money. Thank you for advices. 87 THD vs. The main reason I can't perform the test is because the current setups of mine are all soic8 package. The combination of OPA1656 as U1 and LM4562 as U2 gave the lowest measured noise, but there was a negligible audible difference when the LM4562 was replaced by a NE5532. For several reasons: Firstly I don't think that would be difference in sound quality. May 19, 2017 · composite amps with another op amp wrapping a audio power chip amp don't have much scope for improvement given the low and uncertain gain intercept, minimum stable local gain of most power chip amps but some improvement is possible I have made headphone amps with good 'audio' FET input op amps wrapping 100 MHz DSL driver cfa op amps the Aug 28, 2023 · 2. A genuine Signetics NE5532N in PDIP package, made in 1990, on a modem board A Texas Instruments SA5532A in SOIC package on an audio distribution amplifier board . I have not found the internal circuits of the LM4562, but I see the schematic of NJM4565, it is as simple as it gets. The open-loop bandwidth on LM4562 is 140 dB, vs. 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. Enjoy worry-free music with a 24-month warranty. The lettering isn't perfect for one thing, some appear to be at an angle and some out of line. The sound quality is better than the built in preamp of my av receiver. LM4562 vs NE5532: What are Differences and How to Choose Nov 26, 2017 · thanks for your tips! i have tested the opa2604 and the LME49720 compared to the ne5532. 10 to 12 ma would be typical for the total combined current of the two amps in one package. This is a straight-to-the-point review, Compared to LM4562, OPA2604, NE5532 and other "popular" opamps V5i is a big deal. (The AD797 uses intern only one voltage gain stage). ••• Feb 16, 2012 · LM4562 is good, in fact it's better than the venerable NE5532 for driving difficult 600 Ohm loads, but even with your 100 Ohms series build-out resistor, GS-1000 would look like 132 Ohms to your opamp, and very few small signal opamps tend to cope well with that kind of load. The quality comes largely from the use of good quality opamps, such as the Signetics NE5534 or Texas Instruments/ Burr Brown OPA2134. com In no case did I have too high expectations regarding the sound • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. 6pA√Hz. The most important thing to look for when choosing an op amp for audio is making sure it is stable at the gains you intend to use it for e. I've just placed a couple of NE5532's into my DIY ESP P06 and they sound fine. The 5532 is an excellent opamp when used as a simple gain stage but I have reservations when its used as the final stages in CD players where HF hash (which is always present in the signal from the DAC) can I suspect impair the final result. 7 Typical Characteristics Figure 1. More options Aug 1, 2011 · NE5532 NOISE: The professional audio favorite, the NE5532, is about 3 dB worse at 7X gain than the less expensive and less current hungry NJM2068 above but still very quiet. Check out Samuel Groner's excellent opamp measurements, he tested all of NE5532, LM833 and MC33078 (and LM4562 and a range of others, too - notable exceptions being any JRC types and the OPA16xx which only appeared in later years). Especially on the sound-stage and overall music presentation is more forward with this LM4562. Lm4562 also offer slightly better measurement results ( as pma has shown in Aiyima a07 ). How to choose between lm4562 vs ne5532. The TLO72 has a very limited ability to drive a load, it's prone to latch up if the inputs are overloaded, and has many other "features" that make it undesirable for audio in my opinion. 00003%) to easily satisfy the most demanding audio applications. Aug 22, 2007 · Only the sound quality should be always the most important thing. 0026% LM4562 (DIP, Blue trace) -1,2/+2. LM4562 is one of the choices. 83 k : 100 : 150 : 22 nF//4. Aug 28, 2023 · 2. The specs for an NJM2068 are harder to interpolate, as they only give an "Equivalent Input Noise Voltage" of 0. May 23, 2018 · Sorry I can't compare the sound of these opamps. And it is a JFET opamp, which is always preferred by myself in the positions where slightly higher voltage noise of the opamp is negligible, like here.
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