Opa1612 vs opa1642 reddit audiophile

Opa1612 vs opa1642 reddit audiophile. We focus on education, discussion, and sharing of entry and mid level separate & multi component audio systems. 3 way tells you nothing. The lines are "reference" vs "fun but not reference" vs "not good". The OPA1642 has the JFET input stage- thus reducing the input current noise- reduced common mode input distortion and sensitivity to source impedances, and lower standing Get the Reddit app Scan this QR code to download the app now. I was wondering what everyone’s thoughts were on a gaming headset vs an audiophile headset. 输出部分则选用了两片时下美国德州仪器出产的最受发烧友好评的发烧运放opa1612，opa1612是ti推出的一款性能相当优异、双通道、双极输入音频运算放大器。胆味和醇厚绵密的味道，输出端还特别增加了一枚ti新构架的场效应jfet音频专用的发烧运放opa1642，该运 A fair question! And although I was the product definer and systems lead for this part, I don't get 100% control over the marketing folks But, I can honestly say that when we started working on this part about a year ago, I was very adamant that I didn't want to create a part with excellent specs but terrible sound quality in the real world. The OPA1662 (dual) and OPA1664 (quad) series of bipolar-input operational amplifiers achieve a low 3. Nothing more. Wifi-enabled audiophile mp3 players are hard to execute well for a variety of reasons, and the market for them is really tiny because they are competing with smartphones that already do what a wifi enabled mp3 player does well enough for most people to use them as their primary streaming music player. gg/uaY8akC for discussion and help. It's a 5532 replacement having performance more similar to the NE5534. 1 10 100 1000 1 10 100 1k 10k 100k 1M 10M 9ROWDJH1RLVH6SHFWUDO'HQVLW\ Q9 ¥+] Frequency (Hz) C006 Product Folder Sample & Buy Technical Documents Tools & Software This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. 1-nV/√Hz and an extremely low distortion level of 0. It's best use as an alternative to opa1612 when noise is not a big concern. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. Go for the opa1612 given the choice. Our primary goal is insightful discussion of home audio equipment, sources, music • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. For being itself, opa1642/opa2140 is pretty good. Overall, don't recommend opamp rolling. For background info I'm an audiophile, I run a stereo hi-fi setup with a record player, dedicated phono stage, pre-amp, power amp, power treatment etc. Would you be willing to pay nearly 50 times more for Apple’s cable transport your 24/192 audio signal? • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. It outperforms most other opamps, very low noise & distortion, doesn't Other cheap ones on my radar - OPA2134PA, OPA1612, LM4562NA. OPA1611, OPA1612 www. Manufacturer: Texas Instruments. Not in headphones, not in speakers. Also the best gaming headsets aren't gaming headsets. I wish we could rename r/audiophile to something that reflects the rule change, but Reddit does not allow this. TI’s LME49860 is a 2-channel, 44-V, high-fidelity, high-performance audio op amp. audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. I did not The OPA1641 (single), OPA1642 (dual), and OPA1644 (quad) series are JFET-input, ultralow distortion, low-noise operational amplifiers fully specified for audio applications. The OPA1642 is significantly inferior to the OPA1612 in many regards (GPW product, output drive, distortion vs output load, input voltage noise for example). My question is: what would deliver better quality/comfort overall while gaming • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. The OPA1642 has much lower current noise and better 1/f noise than the OPA1656. Being an audiophile, I’m not a huge fan of wireless earbuds in general, but this seamless integration really adds to the whole experience. If I could also request test of: OPA1642 ~ 2 Euro OPA1656 ~ 2. Other cheap Part Number: OPA1642 Other Parts Discussed in Thread: OPA1612, , OPA1652, OPA1688, OPA1662, OPA1602 Hello, I am looking at replacing the old JRC opamp in my phonostage of my amplifier. PRODUCTION DATA. CMRR is not a big issue. Whereas with optical it only goes up to 24bit, 192000 Hz. Old op-amps such as the LF412 and TL072 are 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, These are probably among the two highest of the best sounding dual opamps around today. For me NJM8830 is better, it can really only compete with LT1028. consists of 2 x 10 op-amps in parallel and the two I'll look at it if you know of one amp using OPA1612 sounding audibly better than another amp using cheaper op amp in objective listening comparison. if a release is offered in master, than the supposed hifi version is a butchered non-decoded-MQA version. Professional audio But I soon realized that I was actually asking the wrong question. Either bitrate you are dealing with is plenty high to be capable of fantastic sound as far as the files go, but the hardware, in the forms of power supply noise and stability, oscillator stability, EMI susceptibility, and the firmware/software in terms of filters, conversions for compressed files and DSD, etc. 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. Then I also experience the mid range of this Get the Reddit app Scan this QR code to download the app now. BTW, last year I crippled my €4. tnt-audio. The NJM4560DX The OPA1641 (single), OPA1642 (dual), and OPA1644 (quad) series are JFET-input, ultralow distortion, low-noise operational amplifiers fully specified for audio applications. 1 (and up) surround sound system. 18 The OPA169x operational amplifiers achieve a new level of performance for low-power amplifiers with a low 4. The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. That said, not everybody has the space, means, or desire to set up a discrete, lossless 5. 8-nV/√ Hz noise density with an ultralow THD+N of –119. To make it more clear. Composite amplifier is one of the best application with opa1656. 魅族mx4pro运放芯片用的是1612，而xplay 3s用2604，不知道魅族能不能比vivo更屌呢？貌似老外们觉得2604比较好有助攻的么 OPA1612 与 OPA2604 对比？ This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. Before the rule was added, we would regularly see people posting their headphone rigs to both r/headphones and r/audiophile. : about 1mV vs. 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. Or check it out in the app stores     TOPICS. Both (I believe Just replace the original op-amp with one with a similar specification, if it's not possible to find an exact replacement. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. 1 output resistor is low enough for the resistance from interconnects to be prominent. 000 (DIY!) tube preamp with This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. Datasheet: 764Kb/21P. I'll check the OPA2191, thanks for the heads up. The OPA1642, SMT-only, is also a good dual BIFET. On the resistor side. 5-nV/√ Hz noise density with an ultra-low distortion of 0. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and sizes of speakers. the SS V6 (510mV), but all of the above opamps were having about the same THD, just The Audiophonics OPA1612 operational amplifier is based on an authentic Texas Instruments 1612 chip. It would be surprising if the audiophile discrete opamps come close to industry produced stuff. I have my doubts that audiophile branded USB cables are anywhere near as sophisticated as Apple’s high dollar cable. The OPA1652 and OPA1654 op amps offer rail-to-rail output swing to within 800 mV with a 2-kΩ load, which increases headroom and maximizes dynamic range. 000015% at 1kHz. In theory, Qobuz is better than Apple. The OPA1642 for instance has a diff input voltage max to the supplies. I also couldn't reliably tell the difference between Spotify high quality saved to my phone or computer vs a flac file ripped from the same CD. Just did an A/B with 2 opamp buffers on my Hypex NC500 OPA1642, or OPA1688 are good choices for a FET or CMOS op amp in this application. 1-nV/√ Hz noise density with an ultralow distortion of 0. The TI OPA1612 dual operational amplifier benefits from excellent technical characteristics, allowing very good electrical and audio performance. I used opa1642 in 2015 thoughAlso read this document from 2012 : Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link. OPA1612 VS MUSE02 ทั้งคู่เป็น BiPolar เหมือนกัน เสียงต่างกันไม่มากนัก OPA1612 เสียงจะสว่าง และ สะอาดกว่า ส่วน MUSE02 เสียงกลางจะมีน้ำหนักกว่า Airy มาก • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Instead, Rotel 1592 MK2, I need to go above 70 volume at least. Opa1656 has good phase response at high frequency. 6 mA of supply current per channel. The OPA1641 (single), OPA1642 (dual), and OPA1644 (quad) series are JFET-input, ultralow distortion, low-noise operational amplifiers fully specified for audio applications. It provides a very low noise density of 1. Lets take a look at the NE5532 op-amp, used in audio products everywhere since 1979 and it costs about a $1. It has rail to rail differential inputs, it doesn't have antiparallel diodes. The OPA1622 offers extremely-high ac PSRR and CMRR specifications that eliminate noise from power supplies, making the OPA1622 This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. The other interesting thing is SonosAmp actually very powerful to feed into 702s2. you are partially correct. 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. OPA1612到了后，自己先试了试OPA1612+JRC5532，感觉和OPA1642+JRC5532没什么区别，我试了好些碟，也试不出来什么区别；三频几乎没有差别，打分还是一样的，90分水平； OPA1612+OPA1612，这个组合的高频给我非常好的感受，比OPA1642+JRC5532明显更细腻一点，高频的线条感更好 Mono vs stereo: the LFE or sub channel is only one signal, whether the receiver has more than one output or not. I don't care about listening tests or something else, just Given these characteristics, there is a solid use case for my bedtime music sound profile (which can take quite few hours of listening each night)! 1656 is in my newly designated relaxation & sleeping tube preamp which I I've been using mostly LM4562, except when I need a JFET opamp (high impedance inputs for example). 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. Find parameters, ordering and quality information This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. i tryed lme49722 opa2134 and opa1612 ,--. OPA1642 Datasheet. ti. 2-way vs. " • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. I’d rather spend $10/mo on “good enough” convenient streaming and access to the entire streaming catalog to hear new material and have the artist benefit, then spend maybe $50 some months buying Lossless/CD/Vinyl to own in perpetuity. I have a 1988 carver stereo per-amplifier. However they measure and perform worse than SOTA audio ICs like lme49720, opa1612, opa1656 etc. FiiO K9 PRO ESS vs Soundaware A1X PRO (849 USD vs 700 USD) – Starting with the build and design, A1X PRO is an interesting device, which can do streaming, read microSD cards, USB Sticks, and will not require a computer, laptop or smartphone to play music. For example the OPA1678 has a much higher gain-bandwidth product than TL072 and different output impedance, which means that the criteria for it being stable (i. The OPA1641, OPA1642, and OPA1644 series of operational amplifiers are unity-gain stable and provide excellent dynamic behavior over a wide range of load conditions. These devices operate over a very wide supply range of ±2. VS Sonos amp is built in streaming. All things being equal, I will take a 2-way speaker. It was recently re-capped and all new guts put in . OPA1642 sucks 1. Below is a comparison between OPA1656 and OPA1642. 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 From an audiophile standpoint, they are not a preferred method of reproducing sound, for the same reason MP3s aren't the best method for storing recordings. 0" package. OPA2134: OPA2134 VS OPA1656. 2 or 9. Part #: OPA1642. These devices also have a high output drive capability of ±30 mA. Manufacturer: Part # Datasheet: Description: Texas Instruments: OPA1642: 742Kb / 22P [Old version datasheet] High-Performance, JFET-Input AUDIO OPERATIONAL AMPLIFIERS OPA1642: 865Kb / 25P [Old version datasheet] High-Perforamnce,JFET-Input AUDIO OPERATIONAL AMPLIFIERS OPA1642: 679Kb / 31P [Old version • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. r/AppleMusic is the place to discuss Apple Music on Reddit! affinity towards or obsession with high-quality playback of sound and music. If it's a 7. This being said, changing the volume for it can be a slow オペアンプの違いによる音質比較表を、店主の主観たっぷりに紹介しているので、オペアンプ交換の参考にして欲しい。 This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. When I do serious listening test between them, just an A - B testing, not back and forth, I found the OPA1642 creates more noise at upper frequency because of those high frequency details. --lme49722 lme4562 lm4562 opamp The comparison is between Apple’s $130 USB-C vs Amazon Basics $12 USB-C vs generic $3 USB-C. And there's /r/motorcycles, but this reddit is for the diehard BMW Motorrad fans around the world, as well as enthusiasts of other historic German Texas Instruments OPA1612 ระดับ วงจรขยายระบบเสียง มีจำหน่ายที่ Mouser Electronics Mouser ให้บริการสินค้าคงคลัง การประเมินราคา และใบข้อมูลสำหรับ Texas Instruments OPA1612 • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. //discord. Generally, it's hard to get full range from a 2-way. These numbers are meaningless in terms of real life playback, because other than maybe a few very small-time boutique classical labels, there is pretty much no music available at a higher bit depth and sample rate than 24/192. I ran the test on both my relatively high-end speaker setup and Sony MDR-V6 headphones. All five op amps have more than half the noise compared to the NJM4560. Or check it out in the app stores high input impedance variant of NE5532 that finds a lot of use. alongside with some aliexpress el`cheapos for like 2 buck a piece instead of 7. (Normally one would probably point to LM4562 as being the best compromise, but I think the Quiescent Current of 10mA is The OPA1641 would be slightly better. 000015% at 1 kHz. use a proper 75 Ohm Coax cable to give you When I took it 320Kps vs. Subreddit growing • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. This is set up in a treated room, have separate professional studio monitors and headphones for mixing own recording s which are measured into my room(not professionally) aswell as custom fitted The general opinion here on r/audiophile is that floorstanding Speakers are much better than bookshelf speakers but I'm curious why?. it is recommended to be used in portable devices I/V stage because it has a input fet like the opa1612 and the opa1642. Home. Before any modifications I use shematics to see what i need to choose between these four Op-Amps. Source & Line. Together, these apparently • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. com OPA1612, MUSES8820, OPA1692, LME49723 and the NJM8801. That's the real set of lines. Frequency response preferences are just that: preferences. My thinking seems to be the opposite, Just say that an average sounding floorstanding speaker costs $2000 and it's bookshelf equivalent costs $1000, yes the floorstanding speaker will be better BUT wouldn't it be • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Gaming audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. There are 2-way speakers with 3 drivers. There we get into the purpose of a headphone amp and an external DAC and external DACs bring up the age old DAC argument. One good example is XU09 portable headphone amplifier. e. Main difference between these high end PC soundcards vs the music/audiophile ones is marketing and purpose-- the one is designed for gaming and virtual sound effects, while the other is designed for traditional audio. for them, a soundbar might be a good r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and sizes of speakers. i think i wasn't clear in what i'm saying. 2-nV/√ Hz noise density and distortion of –127 dB at 1 kHz. My understand if noise isn’t a problem the opa1656 is great alternative to the opa1612. This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. Every amp. Pin can be left floating or connected to any voltage between (V–) • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all From the audio quality stand point, "android" vs "ios" isn't that important, with two caveats. OPA2134 is basic hi quality Op-Amp and all rounder Op-Amp with great sound. i expected Like its sibling devices, the X5Max places heavy emphasis on its audio performance, which is why it packs some dedicated audio chips -- Yamaha YSS-205X signal processor, Sabre ES9018K2M DAC, exclusive Sabre ES9601 headphone amplifier and OPA1612 amplifier -- as part of its "Hi-Fi 2. It's a lossy technology. Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link. Gaming audio·phile: a person with love for, affinity towards or obsession with high-quality Get the Reddit app Scan this QR code to download the app now. Sometime I use OPA1612, OPA1642 and OPA1622. This do surprising me ! ( 125W-Sonos vs 200W-Rotel 1592 ) • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. If you'd prefer to use a bipolar Is the OPA1612 good enough to feed into an external amp? It's in the Fiio K3s but I want to use it as a standalone DAC 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 TI’s OPA1642 is a Dual SoundPlus™ high-performance, JFET-input audio op amp. “ti从1985年至今，在音频领域已耕耘超过30年，从到转换器，我们现在在业内的市场占有率接近30%。” 中国区模拟产品市场拓展经理信本伟表示，“无论是从技术、还是市场需求角度来看，ti最近都会有更大的动作。 “比如30多年前的opa2604、2134，到后来的opa627，以及近几年的opa1612，都是口碑非常好 We tried OPA1612, OPA1656, NE5532, and Muses 8920 opamps in Rohm BD34301EKV Evaluation Board (which came with 5532's installed). Svadim79, if you have some DC voltage between the inputs of the • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Agree that 2-way vs. It has to do with the load capacity limitation be under a certain load Other Parts Discussed in Thread: OPA1642 , OPA1622 大家好。我使用OPA1642+OPA1622搭建了一个简单耳放电路，OPA1642接电流输出型dac作IV转换，OPA1622作差分运放接耳机负载。我发现音频段内所有频率都会有很大的失真，不知道问题出在哪里，还请工程师帮忙看一下 I like the OPA1642 due to its MUCH reduced bandwidth compared to the 1656 (11MHz vs, 55 MHz)---thus much less chance of oscillation in vintage circuits. if it isn't offered with a master option, and hifi is the only option, than we can assume that it is and has always been standard lossless - no MQA involved. These headphones can sacrifice convenience features like wireless connectivity in favor of sound accuracy and a wider, more open soundstage. Digital Source. The OPA1622 is a slow device compared to the OPA1612/OPA1656. Rather than on-the-go use, these The OPA1622, dual, bipolar-input, SoundPlus™ audio operational amplifier achieves a very low, 2. Furthermore, this OPA features rail-to-rail output switching at Get the Reddit app Scan this QR code to download the app now audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. the Sparkos SS3602 sounded very sharp, the OPA1612 oscillated like crazy, • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Oy. The OPA1612 op amp is The OPA1641 (single), OPA1642 (dual), and OPA1644 (quad) series are JFET-input, ultralow distortion, low-noise operational amplifiers fully specified for audio applications. 1, the subwoofer connections are all the same signal. And there's a reason for it. In the end I left inside the OPA1652 due to the lowest DC-voltage on outputs (e. More over you can use 1612 so sum the differential signal and set 1622 at +1 unity gain so reduce distortion even more. Many cheaper audiophile headphones will sacrifice bass presence for better mids and soundstage. common mode voltage that I've measured on any op amp. 1) You can play a larger range of files on android more easily, ie FLAC 2)You could have a USB DAC if you'd like, if the hardware supports it. . 0. 00006% at 1 kHz. OPA1612 1612 will sound warmer, thicker, mellower and darker with most headphones and IEMs. The OPA1662 and OPA1664 series of op amps offer rail-to-rail output swing to within 600 mV with 2-kΩ load, which increases headroom and maximizes dynamic range. The first time I did test with opa1642 opa2156 (precision opamp version of opa1656) opa1612. The (un)official home of #teampixel and the #madebygoogle lineup on Reddit. What exactly is, "audiophile" quality? Ask 100 audiophiles and you will get 1000 different answers, lol, most of them contradictory! I've come to the position that "audiophile," simply means, "someone who loves audio and wants to get the best performance they can afford. There are great and terrible 2-way and 3-way speakers. r/MagicLantern is participating in the Reddit blackout to protest the planned API changes that will Check the ohms and sensitivity to give you an idea of the power you will need. For high source impedance sensors such as a phono cartridge lower current noise is better. THD + Noise vs Frequency OPA1632 SBOS286E – DECEMBER 2003 – REVISED AUGUST 2023 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 could turn it on very loud in half volume. tidal existed before they started Audiophile headphones cater to those who prioritize sound quality above all, providing a listening experience that’s as close to the original recording as possible. This OPA has a rail-to-rail output toggle at 600mV with a 2K Ohm load, improving The OPA1641, OPA1642, and OPA1644 series of operational amplifiers are unity-gain stable and provide excellent dynamic behavior over a wide range of load conditions. 00005% at 1 kHz. 3-way is not about the number of divers. • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Which one has better electrical characteristics? will replacement of the chip affect the sound?Any things should take into They probably used the stock resistors values too, which are too low for the tl072 to work comfortably. It might require more capacitance in the LPF of the I/V stage to keep it happy Vs the others. In my experience, the mastering makes much more difference. (The TEAC uses an The quality of DAC is important. If I'm not mistaken, opa1642 is a real JFET. My own conclusions with MUSES: In I/V stage: - MUSES8920 is • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. I won't make any attempt to identify "audiophile" op amps but in a dual bipolar input you might consider the NJM2114D. not going into high frequency oscillation) are different and just swapping ICs may cause problems -- you • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. 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. lossless is harder and they both sound good to me, though after messing around with it I got pretty good at picking out the lossless about 80% of the time. With regular USB it goes up to 32bit, 3840000 Hz. You could also consider OPA1652 as another option here. Both fet based opamps sounds a little bit more solid in the bass (not The OPA1642 is the best choice that you can make other than incredibly expensive ones that provide very, very, slightly less noise and higher distortion. I cannot tell the difference between Spotify vs Qobuz lossless. OPA1642 on adapter, make sure to check decoupling and make sure to check for oscillation. Hi there probaly a simple question maybe not. =) You want boom grab the Phillips (yes Phillips) Fidelio X2HR AND it's an open back with great soundstage. I have other hobbies and love getting new equipment, tools and gear for each hobby or task, than putting it to good use in my day to day life. The dual and quad versions feature completely independent circuitry for lowest crosstalk and freedom from interactions between channels, even when overdriven or overloaded. The current noise paired with high source impedance translates into additional voltage noise on the input and this gets amplified by the gain in the design. 3 nV/√ Hz noise density with an ultralow distortion of 0. 2 or 7. Hi All, Please advise what would be the best bet for a modern replacement of the NJM353 in my 12-15 years old vintage 4X60W Class A Zero Feedback car amplifier? Tried dual OPA627AU on adaptor but the sound is of reduced volume, of loss details and PCB is warmer than before and the noob in me did not realized the input current of There are some things to watch out for when swapping op amps. Internet Culture (Viral) audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. OPA1656 (CMOS) on an adapter is a winner too. com SBOS450C –JULY 2009–REVISED AUGUST 2014 5 Pin Configuration and Functions D Package OPA1611, SOIC-8 D Package (Top View) OPA1612, SOIC-8 (Top View) DRG Package OPA1612, SON-8 (Top View) (1) NC denotes no internal connection. It's also not just about power but clean power. Here’s a great article comparing opa2156 CMO vs opa1612. Now all the folks are using opa2134 op -amps as the replacement. bipolarer Eingang OPA1611 — Energieeffizienter Präzisions-Operationsverstärker mit 1,1nV/√Hz Rauschen OPA1612 This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. There are plenty of bass-heavy audiophile headphones, such as basically anything made by Hifiman. The original one has opa1612 in the front and let 1622 do a better job. Anyway, whats more important is the hardware of the actual phone, and thus DAC vs DAC. A principle that I think holds well is that if an item has one spec, for example, HDMI 2. After working with some OPA1612 on my recent Topping PA5 D01 Module replacement project (at ASR), a friend sent me a few OPA1612 opamps he ordered when they were in stock since i couldnt get them anywhere. The whole thesis of treating studio monitors and audiophile loudspeakers as entirely separate things makes no sense. In SMT the OPA1612, rated at 40V absolute maximum, is a very good part. Get support, learn new information, and hang out in the subreddit dedicated to Pixel, Nest, Chromecast, the Assistant, and a This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. This device also has a high output drive capability of ±30 mA. The Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. It has the most stable input capacitance vs. r/audiophile is a subreddit for the pursuit of quality audio For me a big part of this comes down to pricing vs ownership. I hear OPA828 is the new version of Here’s a great article comparing opa2156 CMO vs opa1612. 2 dB at 1 kHz, while driving a 32-Ω load at 100-mW output power. Gaming audio·phile: a person with love for, affinity towards or obsession with high-quality Other Parts Discussed in Thread: OPA1678, OPA1611, OPA1602, OPA1642. I also really liked the OPA627 that I had in an audio-gd dac years ago. The OPA1641, OPA1642, and OPA1644 rail-to-rail output swing allows increased headroom, making these devices ideal for use in any audio circuit. As Mark pointed out OPA1612 is a terrific sounding opamp and if you have problems with its bold mighty extreme low bass performance or with the extreme high resolution and unfiltered highs you can use other new opamps with a more gentle sound like OPA2209, OPA2189 etc. I am in the market for a new headset and have recently purchased the blue snowball mic, meaning I won’t be using the headset microphone at all. ••• We would like to show you a description here but the site won’t allow us. Our primary goal is insightful discussion of home audio equipment, sources, music, and concepts. 1a, that it is doubtful that a more expensive cable with the same spec could be significantly superior. It offers exceptional performance in almost any audio application. The OPA1652 (dual) and OPA1654 (quad) FET-input operational amplifiers achieve a low 4. 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, • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. I no nothing about this. Facebook Twitter Reddit Pinterest Tumblr WhatsApp This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. 1-nV/√Hz as well as an extremely low distortion level of 0. You must have a combined karma of 40 to make a post, and your reddit account must be at least 30 days old; this is to prevent spam and is strictly enforced. Description: High-Performance, JFET-Input AUDIO OPERATIONAL AMPLIFIERS. Newer so-called audiophile op-amps have a higher bandwidth, than the traditional ones, so are more sensitive to board layout and can easily oscillate. 8ma quiescent current per channel - half as much as OPA2134,OPA1656 is the best boise performer now, but there • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. All the amplification stages are based on top-quality audio op-amps such as Texas Hi all, Tried few OPAMPs myself in I/V, LPF, VAS and BUFFER stages with my Essence One DAC/headamp, like: NE5532, LM4562, NJR2114, OPA1602, LME49720, MUSES8820, MUSES8920, OPA2604, OPA1642, OPA2132PA, AD8672, AD8599, MUSES01, MUSES02. 25 V to ±18 V, on only 3. We would like to show you a description here but the site won’t allow us. When the same questions would inevitably be asked, OP would link to the other subreddit. While there is a general tendency for studio monitors to pursue uncolored response and consumer speakers to maybe have a little more or a little less energy here or there a tendency is all it is. 004% @20KHz The above parameters are insignificant to the audio level variations imposed by substandard audio recordings, room modes and compromised 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. Goggle bill d mod carver c-1. Eric Mo Intellectual 775 points Part Number: OPA2134 Other Parts Discussed in Thread: OPA1656, OPA134. MASH covers a few different number of bits in the output - the DAC output could just be switches if 802 is LM833, its bjt input isn't suited to the circuit filter/feedback impedances - really should be a jfet type OPA1642 looks good on paper, better when you read the chatter from TI engineer on the project I would worry that there simply isn't • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. This device operates over a very wide supply range of ±2. People are free to draw their own lines of demarcation but no one in the actual businesses draw those lines. 电子发烧友网为你提供ti(ti)opa1642相关产品参数、数据手册，更有opa1642的引脚图、接线图、封装手册、中文资料、英文资料，opa1642真值表，opa1642管脚等资料，希望可以帮助到广大的电子工程师们。 Focusing on a practical, hands-on perspective, George Ntanavaras, details the design and construction of a phono preamplifier for Moving Magnet (MM) cartridges and a Line/Headphone amplifier with two additional inputs and volume control. There are multiple answers for every room. The OPA1642 has more open at the high frequency, it is more detail but it noticeable sharp and edgy sound. 00 : Crosstalk - 110dB PSRR - 80dB min, typ 100dB Distortion - 0. r/audiophile is a subreddit for the pursuit of quality audio reproduction of all forms, budgets, and The OPA1612 offers rail-to-rail output swing to within 600 mV with a 2 kΩ load, which increases headroom and maximizes dynamic range. 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 Get the Reddit app Scan this QR code to download the app now. I don’t call myself an audiophile but rather a music and gear enthusiast. 8 bucks for a genuine part. The context for this question is that, as you know, there is much hyping of audio cables particularly as regards high-end interconnects. Get the Reddit app Scan this QR code to download the app now. This op amps offer rail-to-rail output swing to within 200 mV of the power supplies with a 2-kΩ load, which increases headroom and maximizes dynamic range. Question is OPA1612 or even better if you can NJM8830. These three Op-Amps sounds great. g. It ensures a very low noise density of 1. If a circuit isn't designed for such a high bandwidth op-amp, then blinding replacing the op-amp with a faster one is asking for trouble. However it draws quite substantial current when idle. all have roles to play. Hi Team, My customer wants to replace OPA1656 with OPA2134. Find parameters, ordering and quality information opa1612 与 . This OPA provides very good electrical and audio performance. The OPA1611 • audio·phile: a person with love for, affinity towards or obsession with high-quality playback of sound and music. Two identical gain 11 amplifiers were tested. It's a killer OpAmp, and better suited to non-inverting buffer duties than the OPA1612/2211 Low- and Mid-Frequency Test Signals for Evaluation of Room Modes // Measurements: ESS Hump revisited // Humpify -- apply "ESS This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. There is no such thing as a difference between studio, hifi, audiophile. Setup Style: Room dependent. wbhpu eipnv itowgp qlwxd sxggbg dqj zcoiz fxxbith xivhfr qyeom