Opa1656 vs opa1612 vs opa16 sound quality

Opa1656 vs opa1612 vs opa16 sound quality. Classics are a bit warmer while SS360x is a bit brighter presentation. May 23, 2018 · The first time I did test with opa1642 opa2156 (precision opamp version of opa1656) opa1612. The OPA1611 and OPA1612 Sep 27, 2019 · The high bandwidth and high open-loop-gain design of the OPA1656 provides a low distortion of 0. 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. But I would still like to see the OPA1656 tested. Jan 27, 2024 · The OPA1612 has lower noise and distortion than OPA1656. 1 nV/√Hz noise density with an ultra-low distortion of 0. . 000. Years ago the MUSES 01 was $35 in Japan and it was at the time way ahead of it's time. Both fet based opamps sounds a little bit more solid in the bass (not quantity but the imaging and the texture). Description: Ultra-low-noise, low-distortion, FET-input, Burr-Brown audio operational amplifier. OPA1656 • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Feb 11, 2021 · The idea is that the bipolars give accuracy and low noise, while the JFETs give speed and ‘the sound quality of JFETs’. Sep 6, 2023 · The whole point in following this passion is to experience difference in sound, atleast to me If you are really interested in checking it out, you are whole heartedly welcome to try swapping em. So far I don't hear any harsh sibilants (very clean) but it is virtue of my speakers. Mar 17, 2019 · We tried OPA1612, OPA1656, NE5532, and Muses 8920 opamps in Rohm BD34301EKV Evaluation Board (which came with 5532's installed). I don't care about listening tests or something else, just want to use the technical better one in my amp. To check if they will match the previous ones that were made with balanced 10x paralleled op-amps. Standard opamp for that has pretty much become OPA1612. Compare the datasheets. I would not classify the OPA1656 as a high speed amp in this context. It has a very good dynamic range and a low level of harmonic distortion. 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. 1-nV/√Hz noise density with an ultralow distortion of • Ultralow Distortion: 0. 1/f corners: OPA1612 ---- 10 Hz OPA1642 ---- 20 Hz OPA1656 ---- 1 kHz OPA2162 ---- 1 kHz It also looks like the OPA1642 and OPA2162 are not happy driving 600 ohms, but the Mar 17, 2019 · I measured again the noise of OPA1656 vs OPA1642. Apr 30, 2021 · Normally you'd regularily search in the manufacturers new product listings first for any new interesting products. What else, maybe cleaner more resolved sound at congested parts. ) He talked to me about OPA1611's versus OPA134's as well as the OPA1612's versus OPA2134's. Mar 17, 2019 · Many high-end audio manufacturers still use THT technology and avoid SMD at the sound-relevant points. 00005% at 1 kHz OPA1692 data sheet, product information and support Mar 5, 2018 · However, swapping opamps seems to be more dependent on the surrounding circuitry, their quality and PCB layout, than the opamp itself. Description: OPA165x Ultra-Low-Noise, Low-Distortion, FET-Input, Burr-Brown™ Audio Operational OPA1612-Q1 SoundPlus High-Performance, Bipolar-Input OP Amp Rolling: the Philips CD753 (aka Marantz CD5000) with MUSES8820 vs OPA1692 vs LME49723 and Others - an article by Paul Hunting on TNT-Audio, Internet HiFi magazine, www. Talking about AIYIMA A07, it will end up in a dustbin soon. It's best use as an alternative to opa1612 when noise is not a big concern. OPA1612 Dual OPA DIP8 (Unit) This OPA1656 OPA from Texas Instrument offers very good performances for audio use. Everything that I wrote here are “IMHO” and as is. 1 nV/√Hz at 1 kHz 1. Superior Sound Quality; True JFET Input Operational Amplifier With Low Input Bias Current; Low Noise: 5. It made a difference in sound and I'm not gonna deny that. I used though the better TIs in output stages of middle class DACs as these benefitted from a more round /warm presentation with less details, as that masked their weaknesses and in fact Sep 14, 2021 · The LM4562 is an exception, but otherwise it are the fast op-amps that JRA has trouble with: Misbehaving: OPA1656, gain-bandwidth product 53 MHz LME49990, 110 MHz OPA1612, 40 MHz Behaving well: OPA2604, 20 MHz OPA627, 16 MHz OPA2107, 4. Would you recommend your OPA1656 for this task, or the OPA1642 (i'd be using SOIC to DIP adapters as the older TL072's are in DIP IC sockets). It has the most stable input capacitance vs. It could sound pretty good, but one could get sound just as good from IC opamp designs. com with a TI insider involved. Two schematics in parallel and eight in parallel for both 1656 and 1642 were measured. Page: 23 Pages. Just give us the facts, please. I prefer the opa2211 over the opa1612 (same chip but with less better specs). Opa1656 has good phase response at high frequency. Opa1642 sounds a bit smoother and silky at top end but a little bit fat in the mids. The FET-input architecture achieves a low 2. I routinely use OPA1656 and related on adapters without any issues. So you'd be "degrading" the performance by going that route (even though both are excellent). Jan 10, 2016 · I talked yesterday to my buddy Greg B. The question is rather moot anyway. Taking advantage of a wide power supply range and mounted on a DIP8 bracket, it can replace many other models. Dec 6, 2018 · Just replace the original op-amp with one with a similar specification, if it's not possible to find an exact replacement. 3 MHz. 1-nV/√ Hz noise density with an ultralow distortion of 0. edit: looking closer at the pics, the I/V resistors are 390R (about half the datasheet values, which makes sense as they // the outputs). 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety Apr 21, 2019 · vs Burson V6 Classic. A bigger sample rate and bit-depth mean more quality. (NOTE: We once owned a recording studio together back in the late 1970's through the early 1980's. 4nV/rtHz both flat. I was wondering if the OPA2604's could be replace with a dual opamp like the OPA1612 with similar or hopefully better results than the OPA627's May 10, 2022 · Many audio opamps have GBW of 10 to 20MHz or so, so at a gain of 1000 the bandwidth will have dropped to 10--20kHz - completely inadequate for audio. -131 dB THD+N at 1kHz, 600 ohm load, 3. The OPA1611 and OPA1612 We add the following graph below to our audio device data sheets to show at what impedance the noise will be dominated by input current noise*source resistance vs. In note slyt630. The OPA1611 (single) and OPA1612 (dual) bipolar-1• Superior Sound Quality input operational amplifiers achieve very low • Ultralow Noise: 1. 3V inside of each supply. Aug 24, 2012 · i tryed lme49722 opa2134 and opa1612 ,--. Also audio opamps may have enough input offset voltage to saturate the output for such high gains - if the input offset is +/-3mV and the gain is 1000, the output offset is +/-3V, or maybe much Mar 17, 2019 · OPA1656 is less noisy than the OPA827, 2. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and sizes of speakers. It has OPA2604 buffer amps that many have replaced with dual OPA627BP's with good results. If you need the exact apples-to-apples comparison data, we have to acquire the THD+N vs. File Size: 611Kbytes. - Page 2 The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. Feb 28, 2021 · The best sounding op amps for audio work. While, I suppose the flatness of THD+N vs. The output swing for Aol should be considered as it is different between the two devices. Source. 5 metre cable at 33. The OPA165x Op Amps offer a FET-input architecture that achieves a low 2. Mar 17, 2019 · As compared with the OPA1656 which is 24V/us. Both (I believe have Fet-inputs) There’s also 2189 CMOS audio op amp has impressive specs of an impressive was designed for MUX friendly DACs and multichannel dacs! • Professional audio mixer/control surface • Guitar amplifier and other music instrument amplifier • A/V receiver • Bookshelf stereo system • Professional audio amplifier • DJ equipment • Turntable • Special function module 3 Description The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. It offers exceptional performance in almost any audio application. 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. 1 nV/√ Hz at 1 kHz; Ultralow Distortion: 0. Application Report Understanding Op Amp Noise in Audio Circuits Tyler Noyes, Tamara Alani ABSTRACT One of the greatest design challenges when building a high fidelity audio circuit is how to reduce the total system Mar 17, 2019 · The OPA1641 would be slightly better. 000035% (-129 dB) at 20 kHz and improves audio signal fidelity across the full audio bandwidth. I did check OPA1656 in voltage regulators and didn’t like elevated LF noise (compared to JFET opamps). Aol Sep 25, 2019 · Texas Instruments OPA165x Ultra-Low-Noise Audio Operational Amplifiers are designed specifically for audio and industrial applications where maintaining signal fidelity is crucial. Feb 11, 2021 · I think the problem I'm seeing with the OPA2156, and to a lesser extent the OPA1656 is that the 1/f knee for the noise is much higher than for the OPA1612 and OPA1642. There are many reviews of audio hardware and expert members to help answer your questions. Oct 15, 2014 · Texas Instruments' OPA1612 (dual) bipolar-input operational amplifier achieves very low 1. It performs admirably in virtually all audio applications. The Opa1612 is the audio version so they made the specs slightly worse. There is no practical audio program material which will have 24dBu (which is what 17. I haven’t tried it for audio as outright replacing JFETs with CMOS looked like blasphemy to me. File Size: 3MbKbytes. A quick representation of the same waveform being sampled at different settings. This device is ideal for low and high impedance applications, such as a high gain microphone pre-amplifier, due to the low voltage and current noise. 75V peak corresponds to) at 20kHz. Sep 14, 2021 · This leads me to believe there could be an issue caused by the back-to-back diodes across the inputs of bipolar (LME49990, OPA1612) and CMOS op amps (OPA1656). Composite amplifier is one of the best application with opa1656. Some people have more recently started using OPA1656, which are very good, although they are a little less authoritative in the bass. The OPA1612 offers rail-to-rail output swing to within 600 mV with a 2 kΩ load, which increases headroom and maximizes dynamic range. Part #: OPA1656. For example, Aol for the OPA1656 with a 600 ohm load will have a linear output swing that is 1. Same opamp could sound more open and with a darker background when tested in equipment #1, but may sound with a much closer scene and with a bit of hiss-noise when installed in equipment #2. Together will make a really good composite amplifier, I will try this application at some stage. But that does not say anything about the SQ. 000015% at 1 kHz. It's a killer OpAmp, and better suited to non-inverting buffer duties than the OPA1612/2211 Jul 4, 2021 · This doesn't look like a high quality pcb and it would be easy to lift traces. The schematic, spectrum and results are given below. 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety Mar 14, 2010 · Overall balance with new amp is a little darker but with better transients. The OPA1611 and OPA1612 Apr 8, 2021 · LEAF Dual 9038Q2M VS Gustard X16 pictures inside Sep 18, 2021 · The OPA1656 is a high-voltage CMOS with the lowest voltage noise in the industry. Jun 8, 2023 · I read that many like OPA1656/1655 very much. The type or style of the power supply, the instant current it can supply, and how clean the power is are always the defining characteristics of an amplifier and easily the most expensive part of a high quality amplifier. Since I am not interested in the V6 Vivid Dual that it comes with. I am planning to replace the NE5532 in my Burson Funk with the OPA1656. LME49720 sound is boringand too light. The recent swap I did was from opa1656 to opa1612 in the v3. Shameless plug I just highlighted the OPA1656 in my latest application note. 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. See attached, Jan is using the opamp for his project MRK 3 input box (input attenuation & gain) prior an ADC for measurement purposes :redhot: Currently it is not clear, how the measurement (customer) setup was really Mar 17, 2019 · Hi JohnC: I found this thread last night as I was going down rabbit-holes looking for newer op-amps to replace TL072's in a professional audio device that has about 18 of them in each channel. thermal noise (below for 1656): This shows that no matter the source resistance in the OPA1656, the noise will be dominated by the thermal noise of the source resistance above ~400 Ohms. 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. The applications that slew rate limiting is important to take into account is using the device in non-audio applications. This is based on my experience with the V5i-D. OPA1656 sounded worst, Muses 8920 sounded best. I'm with Jim here. Is the OPA1656 the correct opamp to use? I heard it was the best so that’s why I picked it. 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. Aug 11, 2023 · Continue to this OPA627 op-amps, I was quite shocked that the OPA627 can deliver better sound quality than OPA1622 in one specific music aspect. The OPA1656 immediately raised my attention, plus there was/is a long thread about it on diyaudio. OPA1656 1/2 OPA1656 Input Output Pad Product Folder Order Now Technical Documents Tools & Software Support & Community An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. Jul 4, 2009 · Here’s a great article comparing opa2156 CMO vs opa1612. CMRR is not a big issue. Encuentre parámetros, información sobre pedidos y calidad The OPA1611 (single) and OPA1612 (dual) bipolar-1• Superior Sound Quality input operational amplifiers achieve very low • Ultralow Noise: 1. That final phrase is not a happy thing to see on a datasheet from a major manufacturer; the sound of JFETs (if any) would be the sound of high distortion. Jul 1, 2018 · Burson Audio Supreme Sound Opamp V6 Vivid and Classic May 19, 2017 · Something better than the LM4562? Dec 28, 2018 · I would like to see the OPA1656, a burr brown sound plus chip. So I don't think there is a singular correct Mar 17, 2019 · Benefit is lower dc offset and less distortion also high open loop gain also superior stability. Download. Mar 17, 2019 · Here is a copy paste of the result for OPA1656 OPA1656 In the past I have to say I prefered widely the AD precise sound vs the softer traditional TI sound. My understand if noise isn’t a problem the opa1656 is great alternative to the opa1612. OPA627 mid-range, especially for the vocals are a little bit more forward in the presentation but more presence and body. I’m going to solder the IC to a soic to dip adapter then plug it into the the amp. 53 MHz gain bandwidth product, 24V/us slew rate. I've had the Burson V5i, and the V6vivid and I have no space to put a sparkos labs opamp single or dual channel. チョイラボその8 - Choi LABO - FC2. Mar 17, 2019 · The OPA1641 would be slightly better. Oct 9, 2020 · WANTED: Happy members who like to discuss audio and other topics related to our interest. 5 MHz LM4562, 55 MHz OPA2134, 8 MHz A 1 metre cable with polyethylene dielectric has its first resonance at 50 MHz, a 1. Oct 2, 2020 · I want to drive a non-inverting OPA1656 from the wiper of a volume pot -- which means a range of source resistance for the OPA1656 from 0 to <del>Rpot/2<del> Rpot/4. 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. Old op-amps such as the LF412 and TL072 are more than good enough for 99% of audio applications. I also have both the OPA1642 (FET-input) and the OPA1612 (bipolar input) in stock and I think these would be interesting candidates as well. 5Vrms signal, 80-kHz measurement bandwidth. The OPA1656 has very good THD + N. who builds large PA speaker systems. 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. Remember that even if your computer and DAW support a 192kHz sample rate and 32-bit float bit-depth, which is currently the highest quality you can get from most DAWs, you should ensure that your interface can record up to those settings. It is on the mid-range. Sound is more "color", and "massive". Dec 9, 2019 · Technically speaking, it's really hard to beat opamps like AD797, AD8599, OPA1612, OPA1656, so it might be safer to use one of these over the "exotic" ones, unless swapping opamps is really fun for you and you have enough money to spend on this hobby. IMHO the outcome was mostly decided by how the opamps responded to the RF coming out of the dac chip. Apr 10, 2019 · OPA1656 is positioned for audio applications: low noise and really good THD (-131dB) and high output current (100mA), but still needs a series resistor to drive capacitive loads unfortunately. It appears that the 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. You really don't want a tl072 dealing with 20mA into such low impedances. The unique internal topology of the OPA1671 delivers very low distortion (–109 dB), while only consuming 940 µA of power supply current. OPA1612 is open sounding but is a little warmer possibly because of the lower midrange roundness. This device features excellent output current drive capability, offering rail-to-rail output swing to within 250 mV of the power supplies with a 2 kΩ May 15, 2022 · Now i tested opa1612 with lme49720 and 1612 is better in my opinion. Nov 25, 2015 · LM4562 vs OPA2134 vs [ ? ] Dec 30, 2023 · I don't have the books you mentioned but I do have a book called Small Signal Audio Design by Douglas Self. 6 fa/rtHz broadband current noise. Part Number: OPA1612 Other Parts Discussed in Thread: OPA1622, OPA1688 Hello, I am considering the OPA1612 as a headphone driver replacement for JRC2114. Today, I still have the same 2020 amplifier and the opa1656 sound much, much better at a fraction of the cost. Jan 7, 2021 · Power supply quality is what defines any amplifier in the end. tnt-audio. 9nV/√Hz voltage noise density and 6fA/√Hz current noise density. For the case of audio and industrial applications. The OPA1611 and OPA1612 Nov 30, 2021 · Stability should be considered especially with the wider bandwidth of the OPA1656. These sound great and outshine many of the other modern high performance audio opamps out there today. 9nV/rtHz broadband voltage noise. --lme49722 lme4562 lm4562 opamp is very good sound ,higher ratings than opa2134 -but not as Jun 7, 2016 · Sound Quality Disclaimer: 1. Ha ha it's funny because I'm a wide and far reached detailed and accurate fanboy and some people find too many details to be annoying. Page: 42 Pages. The OPA1611 and OPA1612 0:00 OPA1656(EQ) OPA2211( voltage follower)1:56 OPA2211 OPA1656オペアンプ回路のノイズ特性として、信号源の抵抗が大きい場合は、FET入力タイプが推奨されると OPA1612 de TI es Amplificador operacional de audio SoundPlus™ con ruido de 1,1nV/√Hz, baja THD y precisión. May 9, 2023 · Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. Apr 5, 2021 · The prototype here is made with an OPA1656 dual opamp and the initial impression is that I was on to something with this idea, because it does sound very good. This made it a pretty minimalistic set-up to get a close view of the opamp differences. PRODUCTION DATA. frequency data with your expected condition, but it take some Nov 20, 2020 · Part Number: OPA1656 Lets start over with the right part number in the question Reviewing this device for some audio work, the front page noise plot is ok The OPA1611 (single) and OPA1612 (dual) bipolar-1• Superior Sound Quality input operational amplifiers achieve very low • Ultralow Noise: 1. Desire to learn and share knowledge of science required. Mar 17, 2019 · A quick snapshot of the OPA1656 performance specs: 2. 2. common mode voltage that I've measured on any op amp. If a transient causes the op amp inputs to be pulled apart, the differential input voltage forward-biases those diodes causing a large input bias current. Details are better on the SS360x while Bass may have had slightly better slam on the Classics. TI has characterized the THD vs Rs for a lot of its recent devices, but alas not the OPA1656 (at least that I could find). • Professional audio mixer/control surface • Guitar amplifier and other music instrument amplifier • A/V receiver • Bookshelf stereo system • Professional audio amplifier • DJ equipment • Turntable • Special function module 3 Description The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio Jul 4, 2009 · The Opamp thread | Page 439 | Headphone Reviews and Part #: OPA1656. com Jul 4, 2009 · The Opa1656 has a much wider and better soundstage. At least, OPA828 has proper JFETs at input. >100mA output current. pdf (sorry, pasting the address makes a huge link) you use a ~50 ohm isolation resistor. 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. 9nV/rtHz vs. He discusses the Sallen and Key High Pass filter in this book and also the distortion. And this preamp sounds MUCH better than Audio Research, Burmester and Accuphase preamps costing above €10. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. frequency in 10 - 20kHz might not change in 8Vrms output condition for OPA1612/56, considering with its output impedance curve and full-power bandwidth. The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. Are there any other May 6, 2022 · Opamp better than OPA2604 with big soundstage, and The OPA1611 (single) and OPA1612 (dual) bipolar-1• Superior Sound Quality input operational amplifiers achieve very low • Ultralow Noise: 1. Jan 6, 2010 · I have an Onix XCD-99 which is basically a Music Hall CD-25. Our primary goal is insightful discussion of home audio equipment, sources, music, and concepts. Mar 17, 2019 · Again, it's the circuit topology that is the most important to get the best sound out of any op-amp. Feb 11, 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. I did not get paid for saying something good or bad. Craig Application Report Understanding Op Amp Noise in Audio Circuits Tyler Noyes, Tamara Alani ABSTRACT One of the greatest design challenges when building a high fidelity audio circuit is how to reduce the total system Application Report Understanding Op Amp Noise in Audio Circuits Tyler Noyes, Tamara Alani ABSTRACT One of the greatest design challenges when building a high fidelity audio circuit is how to reduce the total system Application Report Understanding Op Amp Noise in Audio Circuits Tyler Noyes, Tamara Alani ABSTRACT One of the greatest design challenges when building a high fidelity audio circuit is how to reduce the total system Application Report Understanding Op Amp Noise in Audio Circuits Tyler Noyes, Tamara Alani ABSTRACT One of the greatest design challenges when building a high fidelity audio circuit is how to reduce the total system Application Report Understanding Op Amp Noise in Audio Circuits Tyler Noyes, Tamara Alani ABSTRACT One of the greatest design challenges when building a high fidelity audio circuit is how to reduce the total system Jul 5, 2006 · SQ was about the same as other ESS-based dacs in that class. This is a straight-to-the-point review, so don’t expect a long, detailed review on the sound quality. Mar 17, 2019 · Big difference in price but not necessarily sound quality using your ears, as the test bed Factor in that the ADA4627-1 is a single & OPA1656 is a dual Good info none the less, thanks, JohnC and the the TI/BB team should be very proud of their accomplishments. Also, a LME49720HA that costs 5 times as much as the PDIP or SMD version should also be interesting in terms of cost calculation. Mar 17, 2019 · The good news is that in audio, impedance levels are relatively low so parasitics need to be larger to have a bad effect, and most audio opamps are not really high speed. Dec 10, 2021 · This is my first time doing anything DIY with audio. The wide bandwidth (13 MHz) and high slew rate (5 V/µs) of OPA1671 makes this device an excellent choice for high gain audio and industrial signal conditioning. ghy wbpjq qidi xzt pauc uci cilhzu aubv uqdg nuzho