4580 vs 4558 reddit forum.

4580 vs 4558 reddit forum Switching the chip isn't going to make much difference. If they were not 4558s in the unit they were 5532. Output Voltage Swing vs Temperature (V) IO Ambient Temperature , T (° C) A. There are direct upgrades from JRC, i. Jun 5, 2019 · 这几天拆了很多功放，有舞台用的纯功放，有ktv的卡包功放，也有家用的av功放，还有拉杆箱的移动音箱功放，和大品牌电脑有源音箱，发现里面的运放几乎清一色的4558，而网上都说4558不如5532，diy几乎没有人用4558，至少都是5532，或者更好的op275,ad827,等发烧运放 Figure 5-2. Bien que j'ai construit mes KOT avec des 4580, je suis prêt à parier que vous n'entendrez aucune différence perceptible entre un 4580 et un 4558. Figure 5-2. There's a community for whatever you're interested in on Reddit. Always try searching for both). Are they pin compatible with NE5532, OPA 2134 etc? I suspect so but could not find a spec sheet somewhere. Figure 5-5. All had been installed in Naks. tl072 is faster and better suited for higher input/output voltages. jrc4558是一片双运放，带内部补偿电路。极好的通道分离特性允许在单运放应用中使用双运放器件，从而提供了最高的封装密度。 4558引脚图及功能. Jan 12, 2005 · strongly depends on application. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. It's a fairly old design and not really good for audio. Sep 29, 2024 · Same pins, not exact specs. Then someone will have to read a datasheet. I'm not surprised the NJM4556 came out on top. I took this class because I really like the membrane component of BIOC 3560 and I thought It’ll be cool and interesting to take one more biochem course. 4558 = OPA2604 Bass tốt (ngang hàng với opa2134). I heard that the lm358 is a single sided IC, and the 4558 is not. Oct 21, 2007 · Mình sửa 1 số may nhưng mua opam không có ,ví dụ như NJM4580,JRC4580,NJM2068. Closed-Loop Gain vs Frequency. The Inverting input pin of the Op-Amp B. These are industrial quality opamps. round, etc. Anda sedang membangun proyek audio dan Anda membutuhkan amplifier operasional (op-amp) untuk menguatkan sinyal audio. How To Check Ic With Multimeter Very Easily Ic 4558 Youtube I also took BIOC 4580 this semester and Im not a BIOC major. Are these reasonably interchangeable? Are there specific differences in sound or functionality I should be looking out for? Mar 25, 2013 · Both are upgraded versions of 4558, but 4580 is better of the two. *New visitors please use the 'weekly open' thread or your post will be deleted. ADSEAL DWS 4580 SERIES CAN NOT BE PAINTED. Oct 10, 2020 · Generic China NE5532s presumably are whatever bipolar audio opamp the relabelers could get their hands on for cheap that day at least some of them clearly do not meet the same performance targets, so I suspect the odd MC33078, LM833, 4580, 4565 or even 4560 or 4558 has been subject to "upcycling". 1µF/50v in parallel. General Questions 4558 would be closest I think (similar slew rate). Quite frankly I despise the 4558's (any 45xx's) and could almost tell when a piece of equipment is using them. Anda menemukan dua pilihan IC 4558 dan IC 4580. Aug 1, 2011 · Thanks Stephan. Oct 31, 2021 · So I I have a lot of these IC's. The 4558 and TL072 both sound about the same to my ears. 3. Circuit does not work. Mar 23, 2012 · Texas Instrumentsの4558、レーザーマーキング・艶あり。 スルーレート 1. Download. Output. If you are like many DIYers, the chance of you ordering a DAC, preamp, line amp, crossover, headphone amp etc. The 4558 can perform well, the 4580 can perform fantastically, but neither do a good job outside of a very narrow range of parameters. If you can find NJM2114, which is ultra low noise, it would be even better. Ambient Temperature , T (° C) A (V) O. 5. r/forums: A nexus for internet forums, message boards, and other more traditional centers of online discussion, on reddit. Aug 13, 2023 · Penomoran pin pada IC 4558 berbeda dengan IC 4580. njm4580はオーディオ用として特別の配慮を施し，音質向上を図った2回路入りオペアンプです。低雑音，高利得帯域，高出力電流，低歪率を特徴とし，オーディオ用プリアンプ，アクティブフィルター等の音響機器のみならず Dec 9, 2019 · Power (-Vs) Negative supply terminal . These were the LPF chips, the audio amp before the output. 100 nsec for the 07X for a 20 mV input with a 2K load and 100 pF. Lots of dynamic mike mixers & graphic equalizers use 4558, but don't hiss much. its a decent input buffer), and its cheap, so it finds it's way into a lot of general purpose designs. But you could try any opamp you have on hand, including 4580, tl072 Jan 7, 2013 · Hi utindesong, 4558 là IC kép 2 con khuếch đại Opamp analog trong 1 vỏ 8 chân; Có thể thay thế trực tiếp bằng cac opamp khác đang bán sẵn ở chợ trời như :JRC 4558, 4558, TL072, TL082, LF353. I built the circuit with the 4558's. Azt csinálja ha nem rakok Welcome to the official subreddit of the PC Master Race / PCMR! All PC-related content is welcome, including build help, tech support, and any doubt one might have about PC ownership. the new sockets and the new chips,which were texas instruments branded 5532's vs the old JRC branded originalsnow i had also read that being a basic commodity type part not all 5532's were created equal,they all interchange and meet spec,but there are differences between makersmost pointed Feb 23, 2023 · The main issue cited being that the 4558 has PNP transistors on the inputs and the 5532 has NPN transistors. Nov 15, 2005 · When comparing them to the NE5532, OPA2228 and OPA2604, the 4558 IMO is absolutely put to shame. 特点是低压特性很好，2. 4558和5532都是目前应用十分广泛的功放，这两款功放哪个更好呢？下文为你带来详细的介绍。 4558介绍. before starting work. ----P. After some research I found 3 different op amps that the authors seemed to say were drop-in replacements and noticeably better than the 4558. 7. Op-Ampar för "ören" Det är här konsten i konstruktionen kommer in. I want to upgrade its sound. Without being able to read the text on the ICs, I guess it is a NJM4580 audio OP-AMP from JRC that is the input stage for a buffer made with discrete components. Reddit's original DIY Audio subreddit to discuss speaker and amplifier projects of all types, share plans and schematics, and link to interesting projects. Very high-Z low-level nodes, the TL072 is known-good, the 4580 input current hiss is not specified and surely non-negligible. With 12 volt supply rails (as used in the O2) the 4580 beats the NE5532 which is also consistent with my measurements. Sep 19, 2024 · 4558和4580运放哪个好对于音频电路应用，jrc4580是更合适的选择，因为它专为音频设计，具有较低的噪声性能。jrc4580dd型号，配备了后级厅增强dd技术，进一步降低了噪声。 以前把别人给的马兰士功放拆掉了，板子一直废弃着，当时看到运放是jrc4558所以一直没理会，今天再次从废品里把它翻出来，却伤痕累累了，管脚也少了一根，还好及时焊接上，本来是闲着无聊，拿运放试听，没想到把ti ne5532 换成jrc4558的那时刻，我都不敢相信我的耳朵，尤其是中频要比ti5532 好 Aug 5, 2007 · Any way, while taking out the 4558, I had torn the PC board traces of 2 pins, as well as cutting most of the pins in 4558. el 4558 de +-5 volts a +-15 volts. The 08X has a higher slew rate of 50 nsec vs. I'm looking into the idea of replacing them with a SIP adaptor and something like the OPA134/2134 or another newer opamp. *This is not eBay 101 or a beginner's forum for basic "how to Jun 21, 2024 · Meskipun belum sepopuler IC 4558, IC 4580 telah menjadi pilihan yang menarik di kalangan perancang audio dan pemrosesan sinyal. I now have 40 of these things. Jul 3, 2011 · so the only post surgery differences amount too. However they run much faster, between 8-10MHz, and I wonder about oscillation. That said, as I’m reviewing my parts inventory and checking the BOM, I see that I bought some NJM4558Ds and the schematic actually lists JRC4580D as the OpAmp. . el reemplazo directo es NJM4580. Buyers please visit r/ebay. Frequency V+/V-=±15V, R L=2kΩ, Ta=25ºC 0 20 40 60 80 100 120 Frequency f [Hz] Open Loop Voltage Gain Av [dB] NJM4558 NJM4559 Maximum Output Voltage Swing vs. Typical input bias current is lower for the 08X series at 30 pA vs. IC 4558: Dikenal dengan karakter suara yang lembut dan hangat. 4558 = AD627, Ad637 tiếng cực tự nhiên nhưng phải ghép 2* OPA đơn=1*4558. Mar 4, 2017 · If you read the puff-sheet, 4580 is excellent for all audio! It IS a very good audio chip for almost all purposes. File Size: 80Kbytes. 3076，封装为SOP-8。商城还提供4558专业中文资料、详细参数、引脚图、PCB焊盘图，典型应用图，Datasheet数据手册等资料查询和免费下载。参数：放大器数：双路；最大电源宽度(Vdd-Vss)：40V；输入失调电压(Vos)：6mV；输入偏置电流(Ib Oct 5, 2020 · Hi, with a great pleasure I can reaffirm that your opinion is absolutely correct, Japanes ei Nisshinbo NJM20xx and 4580 are (although relatively cheaper) by class better products than its replacement. In other words, the circuit around the 5532 is a bit different from the common circuits we are used to with the 4558 and the others. Apr 23, 2009 · 从仿真结果来说，用目前最好性能的运放来替代音响设备中音频放大的njm4580，获得的改善是几乎无法被耳朵识别的，更高价的运放主要贵在其直流性能上，而这对音频应用来说无关紧要，所以大厂的选择njm4580我认为是非常理性的，njm4580是价廉物美的运放典型 Jun 15, 2013 · What is different is the minimum open-loop gain of 25,000 for the 08X and 35,000 for the 07X at 25°C. However some manufactures (eg, NAD 3150) went for +/-18. *This is a highly moderated subreddit. There are several manufacturers, so google for RC 4558, NJM 4558 or BA 4558. but they oscillated until ceramic cap installation. RC4558 is a Dual package version of the commonly used LM741 Op-Amp, both the IC share the same electrical characteristics except for that there is no offset and null option in the RC4558 Op-Amp. saludos hifidiy论坛-请教jrc4580音质如何??比起5532哪个好些? Jan 18, 2006 · 4558 =OPA 2134 trung tốt. With normal signal levels this opamp seems to dull and soften the highs, gives a phasey cloudiness to the upper mids, has an aggressive lower mid and big round We would like to show you a description here but the site won’t allow us. I always buy double what I need (paragon needed 2, so I got four). There is everywhere used tl072 except one opamp, which is 4560. Unless you want to build a Tube Screamer pedal, that is. 65 pA. Feb 18, 2013 · I believe the newer 4560 and 4580's series opamp's have a much better noise figure than the 4558's. FWIW, these spam calls don’t originate locally, they just use a fake number to mirror your area code with the logic being that you’d be more likely to answer. TI Has the RC4580 as a NJM4560 replacement as Aug 8, 2008 · Op-amp: TL072 vs. Input Offset Voltage vs Temperature (V) O Operating Vg e olta Nov 15, 2005 · The 4558 can perform well, the 4580 can perform fantastically, but neither do a good job outside of a very narrow range of parameters. https://www. Dua IC op-amp yang sering dibandingkan adalah IC 4558 dan IC 4580. Assuming all features are basically equal--flush capacity, elongated vs. Tegangan Kerja; Tegangan kerja dari IC 4558 dan 4580 juga berbeda. I figured it would be worth giving it a try! Reddit is a network of communities where people can dive into their interests, hobbies and passions. Frequency (Hz) K. Could probably even make your own adapter from vero or something. Apr 6, 2020 · The NE5532 supports a max supply voltage of +/-22Vdc and a nominal supply of +/-15Vdc. Due to its neutral curing system, ADSEAL DWS 4580 SERIES is used for caulking applications or when a slower Feb 22, 2004 · If it's for a one-off replacement, you might as well use a 4558 - if you don't have the schematic of the circuit and don't know exactly what it does, then you definitely should use only a 4558. Что-то я про них особенно мата не слышал, хотя, конечно это не Soundcraft (в них тоже есть 4580). The TL082 does have a faster slew rate than the 45xx series at 13v/us instead of 5v/us. S V R (d B)-20 0 20 40 60 80 100 120 10 100 1k 10k 100k 1M 10M K. В том числе, по входам. these are just Feb 24, 2019 · My impression was that you wanted to know why the 4580 was included in the circuit. I wanted to test the JRC4558 vs the TL072… and also test this build against an actual Tascam Portastudio 4-track. 9V/μs、GB積 3MHz。 NJM4558と同じ4558を名乗っていますが別物の音。伸びも艶もあり、大変スムースな音を出します。びっくりでした。. el 4580 tiene un &aacute;rea&nbsp;de alimentaci&oacute;n&nbsp;de voltaje de +-2 volts a +-16 volts. 引脚功能： <iframe style="border: none; height: 100%; width: 100%;" src=""></iframe> ＜njm 4558からnjm 4580、そしてmusesシリーズ誕生へ＞ 1971 年にシリコンバレーで生まれたレイセオン社のrc4558 が弊社に移管され、数年後いわゆ る日本的品質の下、完全国産化されたのが新日本無線のnjm4558 です。ちょうどそのころデジ 4558 isn’t really a “magic” or “mojo” chip. That is true of all amplifiers. OP275. Figure 5-4. Jan 23, 2009 · Replacing a 4558 with a 4562 in a SB Live! card I had required me to hack up the power line (cut trace) and rework it to supply 12V to the chip, with a RC filter so it finally was around 10V). Dennon often uses NJM4580. e. But I think I still like the low end 4558 Can't imagine Feb 11, 2025 · OP275、4558、5532、4580 都是常见的运算放大器（Op-Amp），它们在不同的应用中有不同的优势。让我们对这些运放进行对比，看看它们的主要特点和适用场合。 1. Frequency V+/V-=±15V, R L=2kΩ, Ta=25ºC 0 5 10 15 20 25 30 1 10 100 1k 10k 100k 1M Frequency f [Hz] Maximum Output Voltage Swing V NJM4559 Maximum Output 77 votes, 88 comments. The Non - Inverting Input Pin of Amplifier B. 6 days ago · Archiver | 手机版 | ( 鄂ICP备05007555号 ICP证:鄂B2-20130019 公安局网监备：420100007348 邮箱：1343292467@qq. Los pines coinciden pero no son iguales. *Read the FAQ and the rules before posting. Jul 20, 2004 · The 4558 is a standard dual opamp. The only place I would fret (try both 4580 and TL072) is a guitar input. Ti and others do have interest to make them at the same level as its primary production line of OPA class IC-s. 类型：精密低噪声双路运算放大器; 特性： Jan 23, 2018 · 4558和5532都是目前应用十分广泛的功放，这两款功放哪个更好呢？下文为你带来详细的介绍。 4558介绍. , what does a $300 toilet give me that an… We would like to show you a description here but the site won’t allow us. transistors. Find local businesses, view maps and get driving directions in Google Maps. 147564 second(s), 17 queries . Tapi, IC 4558 biasanya lebih irit karena fokusnya buat aplikasi general-purpose . Positive supply terminal We would like to show you a description here but the site won’t allow us. for battery operation), high input impedance (eg. com/ You can get little breakout boards to convert the 4580 SIP to DIP (Although most are SIP to DIP). Feb 10, 2022 · Depends on what it does. The result is actually worst sound overall. Here is your 4558 family : Jan 21, 2010 · (4558 vs 1458 vs 741) January 21, 2010, 12:02:22 AM Last Edit : January 21, 2010, 12:04:12 AM by Steve Mavronis I want to clone a DOD 250 Overdrive and/or mod my YJM308 Overdrive pedal and one of the steps (besides changing the input cap) would be to replace the stock 4558 Op Amp IC to get closer to the original pedal's sound. Fortunately, they are all different, so it is possible to select a different one that comes closer to doing the job you wanted done. We would like to show you a description here but the site won’t allow us. As follows: In any case, the NJM2068 certainly seems to be a huge upgrade to the 4558, it's super cheap, and it appears to have a very similar block diagram to the 4558. Apr 11, 2019 · La mia opinione e': - 4580 operazionale specifico per uso audio: basso rumore, bassa distorsione, GBW e S/R "adeguati" - 5532 C. Things Nest gives that Swann might not give are stutter free playback, the algorithm that sees faces and notifies you of people and not just activity, the ability to save and share clips or livestream your feed, notifications to your devices, and the overall ease of installation. *This is not eBay 101 or a beginner's forum for basic "how to We would like to show you a description here but the site won’t allow us. The 458X type chips were/are produced by many different companies and some of the chips have differences but the major characteristics are generally the same. Those chips have closer specs to a 12AX7 tube and also sound/perform sooooo much better. Supply Voltage Sensitivity vs Frequency. If you're doing a design review for a high-volume product, you should look for the cheapest op-amp that adequately does the job (which just might be a View community ranking In the Top 1% of largest communities on Reddit. Figure 5-6. 4580 jó helyette?, Hi! Lenne egy ilyen aktív autós sub. Most of these chips were never designed for guitar gear, so keep that in mind. Jul 22, 2015 · Кстати, именно 4580 стоят во всех микшерских пультах Behringer. Tabel Perbedaan IC 4558 dan 4580 El BA10358 destaca mucho ya que suena como filtro paso bajo, el TL072 suena como más bajo por alguna razón. Operating Current vs Temperature. 4558 is a nice balance of relatively low current draw (eg. from China through the bay or aliexpress is very high. SVR+. Manufacturer: New Japan Radio. Equivalent Input Noise Voltage vs Frequency (mA) C Ambient Temperature , T (° C) A. ADSEAL DWS 4580 SERIES will not crack, degrade, lose volume, or change consistency if used within the parameters listed in the physical properties section. Se il progettista ha May 22, 2011 · A circuit calls for lm358 low power dual operational amp, but I only have 4558. Frequency (Hz) C M R R (d B) 30 40 50 60 70 80 90 100 110 120 10 100 1k 10k 100k 1M 10M. the NJM 4560 and the NJM 4580. I never compared the NJM5532 to the NE5532 driving headphones. It sounded cold and rough in the first 10 minutes. Nov 24, 2023 · What is JRC4558 What is TL072 JRC4558 vs TL072:What are Difference JRC4558 vs TL072:Which is better Download JRC4558 and TL072 Datasheet PDF Conclusion When it comes to audio amplification and signal processing, the choice of operational amplifier (op-amp) can significantly impact the quality and performance of electronic circuits. Description: DUAL OPERATIONAL AMPLIFIER. Members Online Can I swap in NE5532 from RC4558? [Diy Pedals] 4558 vs 4580 OPAMP - Differenza abbastanza grande di cui preoccuparsi? (Build clone re di tono) Innanzitutto dirò che non sono molto appeso a "Parts Mojo" e ho acquistato una varietà di diodi prontamente disponibili per provare, non i diodi d'élite MA856/1S1588. Business, Economics, and Finance. After the TLE2062, the 4580 is my third choice for a DIP8 dual headphone op amp. el 4580 tien un ancho d banda de 12 Mhz. Nov 26, 2004 · Try the NE5532 (yeah that's right, I said it!) or LM833 if you are on a budget, and if you are feeling generous, try a OPA2132, OPA2134, or OPA2604. 4558 is slow, but quite low noise, especially at low input impedances (works satisfactory as mic preamp, for instance, or playback head preamp). Are they good for other applications besides dirt pedals or am I just stocked for overdrives for Mar 4, 2017 · If you read the puff-sheet, 4580 is excellent for all audio! It IS a very good audio chip for almost all purposes. com ). 我只知道 以前有个运放扩流的耳放 不同运放 中点漂移唔同 试过ti的5532漂移最大 其它高价运放没有 2132的漂移小一点 We would like to show you a description here but the site won’t allow us. Which well known opamp pin out the 4580D follows? May 21, 2024 · IC 4558 vs 4580. No buying-related questions. Jan 21, 2010 · (4558 vs 1458 vs 741) January 21, 2010, 12:02:22 AM Last Edit : January 21, 2010, 12:04:12 AM by Steve Mavronis I want to clone a DOD 250 Overdrive and/or mod my YJM308 Overdrive pedal and one of the steps (besides changing the input cap) would be to replace the stock 4558 Op Amp IC to get closer to the original pedal's sound. I've been using it for some time, and it continues to perform really well. 4558 =2132 như 2134 cao cấp hơn. I plan on upping the local filter/stabilization caps to 47µF/35v with a 0. Apr 21, 2022 · This does rely on answers from people asking the same question We could reach a point where a google search turns up results telling people to google, leading down a rabbit-hole of google links until it reaches a forum post from 1993 which is no longer active. May 26, 2024 · Technical Forums. Since I have the preamp open, I was curious if there is a better op-amp substitute for the 4558 that are installed. (Note that "NJM" has replaced "JRC" in part numbers. Replacement for LS4558 dual op-amp . Open Loop Voltage Gain vs. Oct 12, 2003 · Hello all, I have this Project audio mm/mc preamp that uses JRC 4580D opamps. Sedang bingung mencari IC mana yang akan kamu gunakan untuk Peralatan Elektronik Anda, mari kita mulai pelajari perbedaan IC 4558 dan 4580. Jul 13, 2006 · I have a little problem in Fender´s Bassman 400. Currently, I have the following op-amps in the preamp: 4558DX JRC 5031 and 4558DX B JRC 5062 Dari sisi konsumsi daya, dua-duanya sih dirancang supaya efisien. SVR-K. [1] They are an element of social media technologies which take on many different forms including blogs, business networks, enterprise social networks, forums, microblogs, photo sharing, products/services review, social bookmarking, social gaming, social Dec 18, 2020 · The high voltage gain 100 dB typ good input impedance 5 MO typ and versatile power supply 4 to 18 Volts. Noise; Salah satu perbedaan utama antara IC 4558 dan 4580 adalah tingkat noise 4580, 4550, 4558, 5532 och allt vad de heter Är bra på att mäta väl - men låter mindre roande. Crypto We would like to show you a description here but the site won’t allow us. Headphones are pretty low power, but they can also be pretty low impedance, so I was a bit surprised that the headphones were driven straight off the op amps. When I play arpeggios through a circuit containing a 4558, there is such a lack of detail and raspiness that it would be embarrassing in a live performance. Is there any good reason why would one use 4560 instead of the rest of 072? I know 072 is jfet and 4560 is bjt, but from Jul 14, 2021 · I was curious is it’s worth ordering the three JRC4580/NJM4580 ic’s or if this circuit would sound (nearly?) identical with three TL072’s or other more Apr 3, 2018 · I should really check the datasheets again before I say this but as i'm feeling lazy i'll go off memory and say I think the 4560 & 4580 are pretty much lower noise/higher bandwidth versions of the 4558 with slightly improved slew specs but the slew rate is still much lower than say a TL072, so they could potentially distort a bit nicer depending on the circuit and depending on what your Dec 28, 2018 · With Rf/Ri of 40:1 I knocked a lot of hiss off the mm RIAA stage of my RA-88a by changing from 4558 to 33078. facebook. How exactly the circuit is designed I evidently cannot say. 1855，封装为SOP-8。商城还提供JRC4558D专业中文资料、详细参数、引脚图、PCB焊盘图，典型应用图，Datasheet数据手册等资料查询和免费下载。 An Internet forum, or message board, is an online discussion site where people can hold conversations in the form of posted messages. I thought the sale was individual IC's, but they were packs of 10. Frequency 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. u/Purple_Material_4558. The LT1057 seemed to need warming up. S. 4558 vs 4580 OpAmp big enough difference to worry about. Jan 18, 2006 · 4558 =OPA 2134 trung tốt. gấu hơn opa2134 có opa2604, à ad826, ad827 nữa Và - NE5532N: âm thanh đều dải, bass tốt nhưng chưa mượt mà lắm Apr 6, 2020 · The NE5532 supports a max supply voltage of +/-22Vdc and a nominal supply of +/-15Vdc. JRC4560 ;Nên lấy IC 4558 thay luôn nhưng không biết có bị ảnh hưởng gì không? Bạn mở sách ECG ra mà tra thông số kỷ thuật thì biết mà Apr 16, 2011 · NE5532 of unknown origin Many of the recent post forget the context of the 2011 original post. Of course! The Eotech 512 is definitely worth considering. Power (+Vs) The output pin of the Op-amp B. el 4558 de 3 Mhz. 4558 August 08, 2008, 02:07:36 PM Last Edit : August 08, 2008, 02:09:46 PM by Wounded Paw I know this has been covered but I wanted to get fresh opinions on using different op-amps in non-overdriven uses. Jul 12, 2003 · njm4558、4560、4565、4556、4580都是jrc公司出品的音频用双运放。这几款运放主要的差别是频带宽度、转换速率和失真度不同。其中njm4556具备较大的输出电流（最大可达70ma）而被专用做耳机放大。 今天买回了一个金封的4558，一个塑封的4558（jrc银字），还有一个4580。用在我的功放前级缓冲放大，这三者随便一个都比那些几十块一个的运放好得多，4580与金封的4558比较接近。而塑封的4558非常有胆味。 Figure 5-4. It seems that the closest I can get without having to order online is the TI DUAL OP-AMP 8 DIP LM4558. gấu hơn opa2134 có opa2604, à ad826, ad827 nữa Và - NE5532N: âm thanh đều dải, bass tốt nhưng chưa mượt mà lắm With Nest, I think a lot of it is about how great the software is. Figure 5-7. It is definitely soldered correctly with all the other correct components. Figure 5-3. 5Vdc. Feb 25, 2020 · The 4558 runs at 3 MHz - even I know that is slow. Part #: JRC4558D. May 6, 2025 · And for that kind of performance, the 5532 supply current is ~2x (6mA-typical/supply pin) of 4558's supply current. Page: 2 Pages. Scan this QR code to download the app now 4558由PUOLOP(迪浦)设计生产，立创商城现货销售，正品保证，参考价格￥0. It is intentionally curated on a quality-vs-quantity basis. I swapped the 4558, I think, to opa2228 in a Sony CDP to achieve excellent sound. Cela semblait être la réponse probable, mais ça fait plaisir de l'entendre de quelqu'un d'autre :) Le 4558 n'est pas un excellent équipement. Tapi ini masih dalam batas wajar, kok. IC 4558 bekerja dengan tegangan 15V, sedangkan IC 4580 bekerja dengan tegangan 18V. Beda IC 4558 vs 4580. What will operate within parameter without causing damage. 4558 isn’t really a “magic” or “mojo” chip. e' il capostipite ("nato" fine anni '70) di tutti gli Op-Amp "audio" - 4558 741 like (versione doppia) per uso generale e' (soggettivamente) "troppo povero" per essere un sostituto del 4580. Very happy with the upgrade. I guess this explains why the circuit failed to work. 8 +V S. I figured it would be appropriate to play some ersatz Elf Power for this test. Its up to the user to determine closest spec and application. 引脚功能： JRC4558D由UMW(友台半导体)设计生产，立创商城现货销售，正品保证，参考价格￥0. On my 4558 channels I love to add some extra gain on the trim with bass guitar and synth bass for some nice growly bite sometimes. 6. Dalam dunia elektronika, pemilihan Integrated Circuit (IC) op-amp sangat krusial untuk memastikan performa optimal dari suatu perangkat. But I had to install power bypass & feedback resistor bypass caps to stop the 33078 from oscillating. 高音質電源改善アクセサリーを中心に、音響を中心に電気で世の中に貢献しています。 4558の改良品。出力段が特に強化されていてドライブ能力に余裕がある。若干音が重くなり、解像度が今一つ。良く言えば太い感じだが、ややキレが悪い。卓に使うと確実に音がなまる。 njm4580dd. This is my build of Mid-Fi’s Demo Tape Fuzz, based off of two schematics I found online. Yet, socket those spots then try a few different dual op amps out like a TL072, LF353, OPA2604, LM1458, NJM2068, LM833 etc. Apa Sih Perbedaan Antara IC 4558 dan 4580? IC 4558 dan IC 4580 memiliki perbedaan yang signifikan dalam beberapa aspek kunci: Karakteristik Audio. After that the sound improved. Howdy! I'm Jul 25, 2024 · Forum topic, Car-Audio 2024/07/25, Autós aktív sub láda 4558D vs. good as driver for line amp or headphone amp with a pair of comp. Which means using their Nest Aware subscription. Unfortunately I am not able to find any 4560 where i live. The quick target acquisition and the quality of the reticle are excellent. JRC4580 is fast enough, your board should have ceramic bypass capacitors on the power rails near each fast op amp, and a ceramic bypass on the feedback We would like to show you a description here but the site won’t allow us. May 22, 2016 · It is pinout-compatible with the 4558, but unlike the OPAs, the LMs and the TLs and many others, it is not a direct replacement because it has compensation and bias requirements that need to be addressed. これも4558の派生品。こちらは正当に進化した感じ。 Jan 10, 2006 · Hi All, I have a number of pieces of equipment (sony cd player, DMP3 and so on) that use M5218 and NJM4560 in SIP packages. Mis redes:Grupo facebook. Common-Mode Rejection Ratio vs Frequency. Jan 12, 2024 · The NJM4558 is not a beloved op-amp and I have a lot of NJM5532DD and NJM2068DD parts on hand, so I am considering replacing the 4558 with one of these op-amps. 2. They are part of a 'family' and can be interchanged. 5v就能工作，用于直接替换声卡常用的jrc4580、5216、4558、4556等运放非常合适，性价比极高。它是女声利器，女声表现被形容为高贵的“公主声”。其姐妹运放型号是opa2134，耐压值更高，音质与opa2132相仿，细听之下还是opa2132更精致一点。 May 22, 2011 · A circuit calls for lm358 low power dual operational amp, but I only have 4558. It’s the 4580 you are thinking of- they are more expensive, even when made “New” today. HIFIDIY论坛-一时心血来潮，用JRC4558代替Magnum IA170功放里面的TL072，竟然有意料不到的效果。以前用过发烧友摩机常用的运放，如2604、827、5532、833、2000、649、712、2132、2134 Long story short, I ended up opening the thing and found a massive bank of 4580 SIPs which seem to be doing the heavy lifting. Mar 2, 2016 · I am going to do a full recap of Onkyo Integra P-306RS preamplifier. I really don't want to pay shipping on a single 49¢ item so if I can buy it local that's the way to go. If you want to stick with the Japanese ones, the JRC/NJM 4580 or JRC/NJM 2114 are much much better than the 4558. Jan 1, 2005 · A long list that's possibly useful as a reference for the chips and/or mechanisms used in the design of various CD players: ACOUSTIC RESEARCH CD-07 SAA7220 ACCUPHASE DP85 AD1853 NJM4580 ACCUPHASE DP90 PCM63 ADC CD 250XR PCM54 AKAI CD25/26/27/32/36 Los pines coinciden pero no son iguales. Sementara IC 4580, karena performanya lebih tinggi, biasanya sedikit lebih boros daya . Reference . They work very, very well with +/- 12V supply, some card makers are intelligent enough to run them like that (and stick to PCI, as PCI-express cards have Jan 23, 2016 · I found the recommended 4558 in post 4 to be hissy in 50x gain mag phono circuits. I don't think it matters low gain. I replaced mine in a disco mixer with ST33078, much better. jrc4580 双运算放大器 概述 jrc4580内部包括有两个独立的、高增益、低噪声， 输出电流大，低失真的运算放大器，适合于音频前置放大部分和有 We would like to show you a description here but the site won’t allow us. IC 4558 memiliki 8 pin, sementara IC 4580 memiliki 16 pin. Mời bạn bắt đầu và chức thành công . GMT+8, 2025-5-16 13:09, Processed in 0. saludos hifidiy论坛-请教jrc4580音质如何??比起5532哪个好些? We would like to show you a description here but the site won’t allow us. 4580, 4550, 4558, 5532 och allt vad de heter Är bra på att mäta väl - men låter mindre roande. Jul 26, 2015 · The 4558 has a great sound when overdriven to my ears. rzruky oaeih jczj msgevq ygj voua ammvoa uibafyh bvljb whmgua