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Opa1656 vs opa2134 forum

  • Opa1656 vs opa2134 forum. I’m going to solder the IC to a soic to dip adapter then plug it into the the amp. The voltage noise figure for the NJM4556A *should* be lower, being bipolar input vs. OPA1656 Talking about AIYIMA A07, it will end up in a dustbin soon. 5 volt supply, 100 nF and other bypass TI E2E support forums Texas Instruments' OPA1656 SoundPlus™, Burr-Brown™ audio op amp is ideal for maintaining signal fidelity in audio and industrial applications. Before that, it was as sharp and cold as a swiss knife. Oct 8, 2023 · Aiyima A07 MAX - Initial Comparison and Review 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. where can the file OPA1656. Mar 17, 2019 · I doubt that the OPA1656 is made on a jellybean CMOS process. Download. Nov 30, 2021 · The output swing for Aol should be considered as it is different between the two devices. In note slyt630. Hi forum I'm playing around with some simple headphone amps ( again ) with NE5532 vs. Tried putting in opa1612 today. It appears that the OPA1611/2 have a lower noise voltage, wider bandwidth and higher slew rate than the OPA134 and OPA2134's. com and all are unity gain stable. Next, OPA828 was evaluated as a gain or VAS section in a small A class power amplifier with extreme performance (2 MHz power bandwidth, 200 ns rise time, 0. Thanks in opa1655 , opa1656 SBOS901C – MARCH 2019 – REVISED SEPTEMBER 2022 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, I've dialed back the tube volume some which reduced the bloated sound stage to a bit more normalcy. quite opposite actually Anyway, I went looking for Burr-Brown OPA2134PA, but instead found Texas Instruments OPA2134PA on digikey (part# OPA2134PA-ND). Mar 17, 2019 · To start, OPA1656 is definitely not a replacement for OPA1622, the two parts were designed for with very different applications in mind. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. the ne5532 looks a bit harder, narrower and more direct, the other two a bit more relaxed and Sep 27, 2019 · The OPA1656 operates over an ultra-wide supply range of ±2. pdf (sorry, pasting the address makes a huge link) you use a ~50 ohm isolation resistor. So I don't know. To my ears, it sounds much better and has good bass. consists of 2 x 10 op-amps in parallel and the two 10s are balance connected. FET on the OPA1688, but strangely it is actually higher at 10nV/sqrt(Hz). 67 at Mouser) is a drop in replacement for the NE5532. Description: Ultra-low-noise, low-distortion, FET-input, Burr-Brown audio operational amplifier. Jul 22, 2022 · Op-Amps 4558 vs TL072 vs OPA2134 vs 5532 vs LM741 Dec 22, 2016 · LM4562 in my revox player took more than 100 hours to sound good. Products Precision op amps (Vos<1mV) INA1620 — High-fidelity audio operational amplifier with integrated thin-film resistors and EMI filtering OPA130 — Single, 1-MHz, 20-pA bias current, 530-µA power, FET operational amplifier OPA131 — Single, 4-MHz, 50-pA bias current, 750-µA power, FET operational amplifier OPA140 — Single-channel, 11-MHz, low-noise 36-V JFET precision operational Sep 14, 2021 · Of the op amps in my collection the massive misbehavers are the OPA1656, the LME49990 and the OPA1612. 5 MHz LM4562, 55 MHz OPA2134, 8 MHz A 1 metre cable with polyethylene dielectric has its first resonance at 50 MHz, a 1. DC voltage (as shown on the front page). It's a killer OpAmp, and better suited to Nov 8, 2006 · In Active crossover application, OPA2134 and OPA2604 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. I used to have a comparison written up between the 2132 and 2604, but I don't know where it is anymore. Below, I have highlighted the components that could be adjusted if this the issue. The idea of this group buy is to propose a full pack @fair price for a brand new Purifi Buffer : SPEC : - THD: 0,00026% @ Vin 2,5 V RMS - GAIN: 14 dB - BANDWIDTH: 2 Hz - 150 kHz - SLEW RATE: 24 V/uS - CMRR: > 100 dB @ 60 Hz - DYNAMIC RANGE: 127 dB - INPUT IMPEDANCE: 47 Kohm Feb 1, 2006 · OPA2134 is a far easier drop-in replacement for the TL072. Soundstage and placement felt more solid. I've studied around in different forums and found information about differences between the resistor value going to ground. Easiest is to replace LF351N and LF353N for the OPA134 and OPA2134 just like the shop in Idaho did. For one of the OP amp it's optimal with 1k and for the other one it's 2k. A question for opamp gurus. Just getting a better (cheap) opamp worth it. May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. Dec 6, 2018 · The diyaudio forum might be better suited for posing the question. 3 mV 0. Prodigy 205 points. Stock V3 is just flat compare to stock A07, this is tested with Topping D30 and Whatmough Emotion 6. - Page 2 Dec 10, 2021 · I am planning to replace the NE5532 in my Burson Funk with the OPA1656. I can't really hear difference this time. It'll struggle a bit with 33 Ω load, though. The opa1656 this time is smoother than the opa2156 in previous test and opa1612 has better bass than previous. Probably the circuit is better than the first one or something went wrong or I was just imaging all of those. on LTSpice load, the lengthy lib update happend. However, if you want the best possible stereo imaging and resolution with regard to phase critical stereo information, much lower distortion is in order. Mar 22, 2022 · These are probably among the two highest of the best sounding dual opamps around today. According to the datasheets for both 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 Sep 21, 2015 · The THD+N of the 1688 should be better too, best I can tell comparing the datasheet graphs vs. 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. 5 V to 36 V) on 3. Note that while the OPA1656 is unity gain stable, it does have an internal compensation circuit that causes a phase wobble in the 1-10 MHz region. It sounds swell but I have a set of the higher performance LMA49720NA DIP-8 opamps here on my desk and I'm wondering if they're plug-in compatible. OPA2134 data sheet, product information and support Part Number: OPA2134 Other Parts Discussed in Thread: OPA1678, OPA1611, OPA1602, OPA1642. The OPA1656 immediately raised my attention, plus there was/is a long thread about it on diyaudio. Now all the folks are using opa2134 op -amps as the replacement. 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety Nov 26, 2017 · thanks for your tips! i have tested the opa2604 and the LME49720 compared to the ne5532. I tried the 1656 in there but didn't feel it added anything. asy using the ADA4627 as a template 3. Feb 2, 2024 · Part Number: OPA2134 I obtained some OPA2134PA DIP op-amps from a friend to test. I'm still waiting for OPA1656 in the mail. I felt a great improvement overall. 5, Orpheus Aurora 2. I also refurbish large format recording consoles. Two identical gain 11 amplifiers were tested. Mar 17, 2019 · Rolling opa1642, opa1612, muses8920, 2xopa627bp, lme49720na, opa2134. 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. Again, from known dealers or vendor like Digikey or Mouser, not Ebay or Aliexpress tiの最新オペアンプopa1656のサンプルを入手したので、動かしてみました。 このオペアンプは名前からわかるように旧bb系のオペアンプです。 opa1642の後継のような位置づけのものですね。opa1642はopa2134の後継のような品です。 Jun 20, 2023 · opamp rolling seems to be a must with V3, I settled with Muses02 after testing out Burson v5i, v6 classic, opa1656, opa2134. It performs admirably in virtually all audio applications. ••• Nov 24, 2018 · I have to say that this opamp has a very well input stage symmetry which is better than opa1612, opa2156, opa1656, ADA4898, and many-many other opamps 3-4x more expensive. Page: 42 Pages. But I really like the FET's in that position. May 23, 2018 · The second time I did test with opa1656 and opa1612. Part #: OPA1656. Nov 25, 2015 · LM4562 vs OPA2134 vs [ ? ] Apr 1, 2012 · Howdy. It was recently re-capped and all new guts put in . Double blind AB, the TL074 circuit had audible hiss from the speaker, and the 2134 circuit did not. lib and a . OPA2134 and NE5532 both have power supply currents of about 4mA per channel, and have been widely adopted in the market (understatement). ) Part #: OPA1656. For my test circuit I am using: +/- 13. 4 nV/rthz. 1 is now ready with OPA1656 in DIP8 socket. Mar 17, 2019 · Hi, Would like to thanx Johnc124 for all the good advices , and all members to this thread. オペアンプの違いによる音質比較表. I've ordered some opa2604's from ebay still in transit to play with. Likewise I would have thought that an OPA2134 is an OPA2134! The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. the differences aren't huge, but big enough to make a change worthwhile. File Size: 611Kbytes. Load was 1k but I'm planning on changing that to something easier like 2k and retesting NE5532 just for fun. I listened to OPA2134, LM4562, and NE5532, and OPA2134 sounded the best. ind for this part. musical. File Size: 3MbKbytes. These replacements sound clean, crisp and dare I say it. com with a TI insider involved. May 7, 2018 · 2. 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. I use two OPA1656 in parallel in the HP-2. Perhaps when yours come I will do this and compare. Aug 24, 2012 · i tryed lme49722 opa2134 and opa1612 ,--. Mar 17, 2019 · The OPA1641 would be slightly better. I use one amp and I don't have any imbalance and it provides more power than what I need. The OPA1656, OPA1612 (the ones I'm currently using) or a low noise NE5532AP (if you really like the sound from the stock opamps). I have a 1988 carver stereo per-amplifier. Since I am not interested in the V6 Vivid Dual that it comes with. I can't say for sure. There is a . There are many dual opamps to choose from. Aug 22, 2023 · Part Number: OPA2134 Other Parts Discussed in Thread: OPA1656 Hi team, Is it possible to drop-in replace OPA2134UA/2K5 with OPA1656IDR? Best regards, Antoine TI E2E support forums Nov 28, 2022 · Part Number: OPA1656 Other Parts Discussed in Thread: OPA192, , OPA551, OPA547, OPA593 Dear members: For a measuring circuit I need an operational with output current of 100mA and differencial supply voltage of 15V. LME47920, LM4562, OPA2134, OPA2132 DIP8 opamps, or SOIC8 on adapters like OPA1656, OPA1678. Mar 21, 2023 · The trade off would be noise vs stability. 9 mA of supply current to accommodate the power supply constraints of many types of audio products. Goggle bill d mod carver c-1. Page: 23 Pages. I am planning to replace the NE5532 in my Burson Funk with the OPA1656. TLD be found? It does not seem to be part of the TINA fileset for OPA1656. I no nothing about this. Part Number: OPA1656. Feb 11, 2021 · CS4392 with stock OPA2134 output filter is attached as image 2 and in percent as image 3. Jun 20, 2023 · But no matter if they are original or not. but the difference between opa2604 and LME49720 is much smaller than the difference between these two compared to the original ne5532. Mar 17, 2019 · Hi John Yes, did it my way… 1. The OPA1656 is the industry’s lowest voltage noise high voltage CMOS on the market. 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. common mode voltage that I've measured on any op amp. It has the most stable input capacitance vs. Apr 30, 2021 · Normally you'd regularily search in the manufacturers new product listings first for any new interesting products. Tested a lot of OP, including LME49720, OPA1612, OPA1642, MUSES8920 and MUSES8820. Jan 27, 2024 · The OPA1612 has lower noise and distortion than OPA1656. With that being said, there will not be a huge noise performance difference between OPA1656 (~4nV/rthz) vs OPA1678 (~5nV/rthz) when the thermal noise is already 11. It's best use as an alternative to opa1612 when noise is not a big concern. Di salah satu gambar ada sedikit overview dan perbandingan OPA1656 vs OPA2134 yang saya comot dari datasheet-nya. Apr 16, 2011 · Just to add to your list, the OPA2134 ($2. I have a phono preamp board with three socketed DIP-8 OPA2134 in it. I've only used it in a MINT, but I liked it substantially better than the 2132 and almost as much as the AD8620. ah so much other untested opa's 1678 still on my list ina1620. Composite amplifier is one of the best application with opa1656. Dynamics felt better, bass felt more defined and the upper midrange seems to have more air. This is just a theory. Oct 23, 2005 · I have done a brief (couple of hours) direct comparison of: NE5534, BE4558, TL072, OPA2228, OPA2134, OPA2604, OP275, module with 2x AD825 and THS4032 with pins to DIP8+tantal 1uF from pins 8 to 4. . 3V inside of each supply. Apr 6, 2020 · The OPA2134 is very ordinary, I consider it a side step to the NE5532. With regard to the decouplers, because I just put them in and left them there I really should take them out, and then put them back to really assess. The completely docile op amps are the OPA2604, the OPA627, the OPA2107, the LM4562/LME49720 and the OPA2134. Currently, I May 13, 2015 · NE5532 is dual channel opamp, so you can try few of these: opa2134, LM4562, opa1642, opa1656 without burning too much money on rolling opmaps. MUSES8820 is the best, IMHO. It offers exceptional performance in almost any audio application. 8/-5. 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! Sep 18, 2021 · The OPA1656 is a high-voltage CMOS with the lowest voltage noise in the industry. Mar 17, 2019 · blue spectrum - 2 x 8 parallel OPA1642 , green spectrum - 2 x 2 parallel OPA1642 orange spectrum - 2 x 8 parallel OPA1656 , brown spectrum - 2 x 2 parallel OPA1656 Based on these measurements I expect the noise of a single OPA1656 to be 39nV/rtHz at 10Hz. Now the results are pretty much identical which is not what I was expecting. the O2 dScope measurements that NwAvGuy posted. Is the OPA1656 the correct opamp to use? I heard it was the best so that’s why I picked it. CMRR is not a big issue. 4mA, respectively. You can dig on the Internet and find modern op-amp test results, but it quickly crosses over into sonic character and subjective opinion. Two cases were evalutated – in a 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 Sep 30, 2010 · 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. Jan 27, 2024 · The advantage of OPA1656 is that it has JFET inputs rather than bipolar, so its input bias current is much lower, making it easier to keep the output DC offset low in some applications. Are there any other 4 days ago · Hi forum I'm playing around with some simple headphone amps ( again ) with NE5532 vs. Description: OPA165x Ultra-Low-Noise, Low-Distortion, FET-Input, Burr-Brown™ Audio Operational Jun 8, 2023 · Some members in the Pass Labs forum section used my design in their First Watt clones with the same conclusion. Regarding the tone stack, if there is enough gain in the front-end, the input-referred noise may not be impacted by the resistances. Double-blind AB we also preferred the OPA2134 at the listening position, especially with the EQ in heavy use. Jul 4, 2009 · Here’s a great article comparing opa2156 CMO vs opa1612. A May 15, 2022 · Buggle2 Riaa board. Transparency got way better. 3. PRODUCTION DATA. 8 mV 0. Except opa1656 rest of opamps are available on rsdelivers. A quick snapshot of the OPA1656 performance specs: OPA2134 is good but it consumes more power than normal (8 to 10 mA per IC) and it is not rail to rail output. The op amp offers a temperature range of -40°C to +125°C and is available in an 8-pin SOIC package. OPA2134 OP amps. Those are fine. This is a rarely needed parameter as I guess but some of the measurement tasks require that kind of symmetry, and I just bought 1K pcs of RT6863S to use that in the Cosmos Mar 17, 2019 · That's interesting, because in my little opamps rolling experiment it did not do very well. 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. 0026% LM4562 (DIP, Blue trace) -1,2/+2. Feb 28, 2021 · The best sounding op amps for audio work. Added a new OPA1656. 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety The OPA134, OPA2134, and OPA4134 (OPAx134) series are ultra-low distortion, low-noise operational amplifiers fully specified for audio applications. Any futher recommendations? my favs 1642/1656, 1612, lme49720na 2xopa627bp, ••• Dec 10, 2021 · This is my first time doing anything DIY with audio. One other device that would be worth looking into is the OPA1656 - it is only a dual but has lower wideband noise. For example, Aol for the OPA1656 with a 600 ohm load will have a linear output swing that is 1. 0000x distortion and so on). Altered text SYMATTR Value OPA1656 SYMATTR Prefix X SYMATTR SpiceModel OPA1656. It outperforms most other opamps, very low noise & distortion, doesn't color the sound whatsoever. They'll say the OPA2134 "sounds dark" for example. just replaced my already very good opa2134 on my dac analog pre-output with the opa1656, and not only it keep warmness of the opa2134 but feeds more details to my Naim amp hifi system , which is amazing ! so one more time thx G. Don't let power supply current limitations get in the way of performance. It needs to be mounted on an adapter to be used here. It needs an adapter though. Jan 10, 2016 · He talked to me about OPA1611's versus OPA134's as well as the OPA1612's versus OPA2134's. However, there really will be very little difference between it and other high performance opamps. Apr 2, 2009 · Hello, I just got interested in DIY stuff. 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. (The measurements are of two halves of the same DAC chip, one half with NE5532 and the other half with OPA2134. Compare the datasheets. 3 MHz. So far it doesn't save me any money though. I've been using mostly LM4562, except when I need a JFET opamp (high impedance inputs for example). Jan 2, 2022 · Your experience is very similar to mine with the op amps, only in my case I had a pair of OPA1656 vs your Muses 8820. OPA1622 was targeted specifically for headphone applications, while OPA1656 is a more general purpose device meant to address analog signal processing in line level audio circuits. Just did an A/B with 2 opamp buffers on my Hypex NC500 monoblocks, which I normally use with no buffer, as the dac has enough gain to drive the NC500 modules direct. There are many cheap opamps to try. 25 V to ±18 V (4. Feb 11, 2021 · That was the circuit where the OPA2134 sounded better. Dec 29, 2023 · Hi forum I'm playing around with some simple headphone amps ( again ) with NE5532 vs. Other Parts Discussed in Thread: OPA1612 , OPA1642 , RC4136 I use these amplifiers for pro audio. The OPA1688 even beats it on noise. So between the two, the OPA1644 is the better choice. Same with the OPA627 though. The AD8599 is on it way and some highly respect it. 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). Hi there probaly a simple question maybe not. Aug 20, 2023 · Fosi Audio V3 op-amp rolling, has anyone tried it? Snake opa1655 , opa1656 SBOS901C – MARCH 2019 – REVISED SEPTEMBER 2022 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, Feb 11, 2018 · I had the chance to gather up a selection of opamps from my parts bin, including BB OPA2604, OPA637, AD823, LME49860, JR4556, Muses8820 and 8920, and compare them against each other along with a Burson V6 Classic (thanks to them for sending me an evaluation). May 19, 2017 · Compare using a fet opamp, opa1656 vs a opa2134, I see little reason why one would choose a opa2134 for a new design, maybe that's why TI asks so much because they want you to use the new tech, but it's probably the cost of the mfg process for that tech vs the new processes. (Came with the other DAC an Aune X8 XVIIIth. In the meantime we will wait for the customers feedback on the component values in order to check the stability of each op amp below using the OPA1656. Other Parts Discussed in Thread: OPA2134, OPA2604. Feb 6, 2018 · 最近オペアンプ交換が楽しくて色々試してみました。個人のメモを兼ねてレビューしてみます。環境は、CD取り込みからハイレゾ化まで手軽にできるCurioSoundを使用してCDから取り込んだデータを96kHz 24bitのflac形式で保存。 "安いのにすごいSHANLING M2sを買いました"で紹介したM2sからラインアウト May 2, 2020 · New Purifi Buffer in V2. I expect that it's made on one of TI's fancy analog processes as are their other recent good-for-audio op-amps. Sep 6, 2023 · I was using opa1656 with fosi v3 ever since I got the uni. So you'd be "degrading" the performance by going that route (even though both are excellent). Jan 7, 2021 · So considering NE5532, LM4562 and OPA2134, OPA2134 gives best measured results in AIYIMA A07. 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. My understand if noise isn’t a problem the opa1656 is great alternative to the opa1612. The advanced process technology here has flat capacitance vs. That seemed like a reasonable target for the supply current of the OPA1656 as well. Question 1: yes, positive L and positive R are the right terminals for mono. Feb 11, 2021 · Below is a comparison between OPA1656 and OPA1642. It may or may not sound at all noticeably better than a TL072, it depends on the circuit and application. lib SYMATTR Value2 OPA1656 SYMATTR Description TI/BB Audio FET Opamp to get the same symbols as the ordenary Opamp 4. I guess I am measuring the CS4392 chip more than the op-amps. Aug 22, 2007 · I had a Rotel RA-930AX at hand which I had recently upgraded, reduced the opamp supplies to +/-16. Best Regards, Chris Featherstone Apr 14, 2022 · There are some major differences between OPA2134 and TL072; for one, since OPA2134 has a unity-gain bandwidth of 8MHz vs 3MHz in the case of TL072, there is a significant difference in the typical quiescent current: 4mA vs 1. I don't care about listening tests or something else, just want to use the technical better one in my amp. I have tried muse02, muse 8920 didnt feel they were worth the hype or price. Part Number: OPA1656 Other Parts Discussed in Thread: TINA-TI. Mar 28, 2022 · The OPA1656 can deliver 100 mA of output current, so it should be able to drive a headphone load. Mar 17, 2019 · Benefit is lower dc offset and less distortion also high open loop gain also superior stability. lib file into the related LTSPice folder 2. 5 metre cable at 33. --lme49722 lme4562 lm4562 opamp is very good sound ,higher ratings than opa2134 -but not as Ini adalah salah satu Op-Amp FET input keluaran Texas Instruments yang masih anget karena kalo tidak salah baru keluar tahun 2019 kemarin. Mar 17, 2019 · 3. OPA1642 is its replacement despite the lower type number. as well and I might try a opa2134 I have lying around. Each part has its specific specs tailored for the application. The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. On the α24, this is a non-issue. Every amp. We get lower current noise and better EMI resistence. Can I just swap it on OPA1656 with just a dip8-soicd switch? The system with active crossovers, so one channel of amp amplifiers some frequency range, each channel have 3 OPA2134, one for gain, and other 2 I dont know. Waktu dirilis, seri OPA165X ini digadang2 menjadi pengganti keluarga OPAX134. The FET-input architecture achieves a low 2. 1 and Orpheus Minotaur speakers 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. I was swapping them in analog part of modified Denon DCD-735. It is a really nice-sounding chip in the right place, but man it is expensive and you can get nearly there for a lot less in trouble as well Oct 11, 2001 · I really like the 2604. My favorites at the moment opa1642 and this one opa1656. ••• Ini adalah salah satu Op-Amp FET input keluaran Texas Instruments yang masih anget karena kalo tidak salah baru keluar tahun 2019 kemarin. OPA2134 seems inoffensive and defined enough but it's got this flat, slightly recessed in the midrange presentation - not quite what I'd call "dull" but not bright, just a bit "hifi", it sounds like an entry-level Japanese solid-state amplifier, and there's not much openess May 19, 2017 · Something better than the LM4562? The 5532/5534 is an excellent sounding and very durable work horse; the OPA134 series can be adequate too. Jul 4, 2009 · The Opamp thread | Page 439 | Headphone Reviews and Other Parts Discussed in Thread: OPA1656 , OPA2134 请注意，本文内容源自机器翻译，可能存在语法或其它翻译错误，仅供参考。如需获取准确内容，请参阅链接中的英语原文或自行翻译。 Part Number: OPA1612 Other Parts Discussed in Thread: OPA1622, OPA1688 Hello, I am considering the OPA1612 as a headphone driver replacement for JRC2114. Opa1656 has good phase response at high frequency. Copied the given . You usually don't get 40V supply capability on such a process. Mar 17, 2019 · Stupid question from newbie, have twelve OPA2134 in my amplifiers in dip8 container. heby qkqo sfgdyi utvpy ivjrnv reno yrbb mhrlgs uvwdg sqhntpx