Jrc 4558 replacement. Manufacturer: New Japan Radio. So the incoming input signal is stabilized using a buffer Jan 23, 2004 · RC4558 is a dual OP amp, it has a slightly different specification depending upon the suffix RC4558P, could be package material or noise level I don't have a specification sheet on them. That LM4562 is going to be way too much. The 4558 isn't a great piece of equipment. put disk caps (0. Item Dimensions LxWxH. lesser-spec'd parts. File Size: 80Kbytes. 5 volts over the rated maximum for the ICs, so they had to come out to eliminate any chance of 3 days ago · RC4558P Texas Instruments Operational Amplifiers - Op Amps High Preformance datasheet, inventory, & pricing. Datasheet: 311Kb/6P. Manufacturer ‏ : ‎ Bridgold. Dec 25, 2018 · 5 PCS JRC4558 4558 4558D JRC4558D DIP-8 Integrate IC Chip: Amazon. Veswin Part Number. Gain and phase match between amplifiers. NE5532 would be 'next gen' above the '072. But even the 4558 has a slew rate of 1 volt/micro-sec, which ought to be plenty fast for audio Dec 7, 2009 · Members. Single supply for two op-amps enables reliable operation. 00 or more each on op amps when these maligned op amps (TL072, NE5532) would bring a large improvement. Brand New. This article enforces pinout, datasheet, equivalent, circuit diagram, and other details about JRC4558 op-amp. # JRC4558DD - High Gain version of the legendary chip. $26. Item model number ‏ : ‎ bg-131. Install a machined IC socket. by KevinS1701 » Thu Sep 07, 2023 6:08 am. Parameter tracking over temperature range. Very happy with the upgrade. Manufacturer. Re: IC chip replacement. What's more the 4558 is more expensive here than the 5532. Manufacturer: JRC (New Japan Radio ) , ART CHIP. 2 M res. Add to Cart. The op-amp is known for its low distortion, high gain, Feb 23, 2023 · Feb 23, 2023. 2MHz 5mV SOP-8 Operational Amplifier ROHS Pricing (USD) Sales Unit: Piece Full Reel: 2500 . ,Ltd）. Plus, the VCR is powering the opamp within the specifications. 001-6795-000 Fender IC Dual OP Amp TL072 Replacement IC used in many Solid State Amps. us. $1. Description: Dual Operational Amplifier. All of this makes it an ideal choice for electric guitarists of all levels. But because of that, I actually decided to get a Juli@ for future possible upgrade (DAC) and just for its sound. Others make the 4558 as well; I think it was originally a Raytheon part before others licensed the masks for second-source. The bandwidth is 3MHz. Package: DIP 8 Pin Type. 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 3 Description. 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. They delivered a fat compressed tone. Part No : JRC4558D ,Dual Operational Amplifier. " That kind of gives you a flavor for how some of us approach things. LM158; LM358; LM358A; LM2904Q; LM158A; LM2904; LM747; LM4558; JRC4558 Applications. On my opinion the best and simple replacement for JRC4558 第 3 页 共 4 页 Shenzhen H&M Semiconductor Co. With dual 15 Volt supplies it will do 28V into 10K, 25V into 1K, 22V into 500 but it's falling off a cliff now. Features & Specifications: The features & technical specifications of the JRC4558 op-amp include the following. JRC 4580D 8-DIP NJR replacement Nov 29, 2023 · You might consider trying the RC4559, as it often functions as a seamless drop-in replacement for the 4558. Parts. Features. Low noise input transistors. comparator, even worse than a 'regular' op-amp as a comparator. integrated circuit OP Dual, Serie 158, ±18V, -20. JRC4558 internally compensated and constructed on a single silicon chip. Then try: Jan 16, 2010 · Is the OPA2277PA op amp a good replacement for the JRC 4558D (also has 8252B on one chip and 8271B on the other). I Oct 13, 2009 · The 'JRC' I'm well familiar with. It offers excellent characteristics by combining the parameters adjusted for a IC JRC NJR SMD 4558 8-MDIP NJM4558. It also needs care with decoupling too for absolute stability. The range of supply voltage of a JRC4558 is ±5V to ±15V. 35 inches; 0. Listing is for 2 vintage JRC 4558DD ic op amps. ), good input impedance (5 MΩ typ. And steelie tech guru Ken Fox did a lot of op-amp replacements. 2MHz 1. JRC（New Japan Radio Co. Put disk caps across the feedback resistor (22 pf). No frequency Compensation Required. 1 uf) across the power supplies near the IC's 2. Lead free / RoHS Compliant. Nilainya tidak ideal, tetapi sebagian besar keluaran op-amp sekarang memiliki nilai tipikal dalam urutan jutaan ohm. Nov 16, 2020 · Package Dimensions ‏ : ‎ 5. The following are the alternatives to JRC4558. Combining the features of the NJM741 with the close parameter matching and tracking of a dual device May 3, 2016 · Just be careful not to hit those pins too hard when scrubbing (or again, more repair) 3) use chip quick to remove the op-amp and replace with an LM-358 op-amp (direct replacement from the original JRC-4558). SOP-8 FEATURES. $7. Also almost The Standard around guitar effects. Image and Pinouts: Description. Same thing, really, IIRC the JRC set is a replacement parts series sold to repair shops and hobbyists by Japan Radio Corp; they might be strictly consumer-grade temp-ranges but I' m just guessing there. It worked! Not only I fixed the bug but the sound is The JRC4558L parts manufactured by JRC are available for purchase at Jotrin Electronics. Quoting a followup by the OP: Op amps are super cheap. hmsemi. Aug 17, 2003 · I just done fixing 5 channels of a mic mixer which uses the 4558 and they all had the same bug: the 2nd opamp is used as comparator in the overdrive/clip circuit and the opamp just couldn't take it. 5mA (Low Power consumption) Common Mode input voltage is ±14V typically. Description. Free Shipping. The RC4558 device is a dual general-purpose operational amplifier, with each half electrically similar to the μA741, except that offset null capability is not provided. Internally frequency compensated. The 5532. So I tried the 5532 as replacement. JRC4558D Datasheet. The high voltage gain (100 dB typ. The NJM4558 integrated circuit is a dual high-gain operational amplifier internally compensated and constructed on a single silicon chip using an advanced epitaxial process. 4) if necessary, perform continuity test between the op-amp and DAC and their corresponding pins. Millersport, OH Ocelot i find too many tweaks to do in this CDP-307 ESD Looool First cut out the Muting those transistors kills sound stage output caps 47uF change those to 2,2 or 4,7uF MKP types (non electrolytes) And NJM5532D-D (looks like teac vrds10 trash opamps) those aint JRC 5532DD types, by my thoughs Better search for direct output from the TDA1541 TI’s RC4558 is a Dual, 30-V, 3-MHz, low noise (8-nV/√Hz) operational amplifier. Jul 16, 2014 · NJM2043 is a pretty good match to begin with, LM4562, NJM2068 or NE5532 should also work well. JRC4580D IC. The JRC4558 is a high-performance monolithic dual operational amplifier. com May 21, 2022 · Part Number: JRC4558. I had oscillation afterwards and had to 1. Nickel M9 Metric 1/4" Input Output Jack Replacement Nuts - Pedal Guitar Amp - 10 Pack Made In Japan. #23. current dual operational amplifier capable of driving ±70mA into. Cheers. The MC4558 is a high performance monolithic dual operational amplifier. The replacement or alternatives of the JRC4558 op-amp are LM158A, LM158, LM358A, LM358, LM2904Q, LM2904, LM747, and LM4558 op-amps. Bass Booster Circuit For BASS Increase For Music Player Using IC 4558 Works With Any Amplifier Circuit Or Any Audio Source. I didn't even think about doing that. This device would have to date from about 1978 to 1983 Jul 26, 2015 · The 4558 has a great sound when overdriven to my ears. Each device is available in a small DIP-8 package and specified over the extended temperature range of -40°C to 105°C (TA). A 4558 is 10 nv/hz sq noise, not so bad on an output circuit. Oct 7, 2012 · Or look inside an Audio Precision analyzer- lots of 4558 in there. Sep 23, 2021 · JRC4558 Dual Operational Amplifier: Equivalent, Datasheet and Pinout. 5 x 1 x 1. The 4558D / NJM4559 integrated circuit is a dual high-gain operational amplifier. Applied in Sample and Hold Amplifiers; Used in Portable Instrumentation; Employed in Instrumentation Amplifiers; Used in Long-Duration Timers Jul 26, 2015 · The 4558 has a great sound when overdriven to my ears. Nov 29, 2023 · You might consider trying the RC4559, as it often functions as a seamless drop-in replacement for the 4558. CMRR: 90dB. Alimentation symétrique + -15VDC Jul 20, 2018 · Purchase options and add-ons. 1uF's. Yup, there are TONS better opamps than the 4558, but JRC4558 Datasheet. Well suited for applications in differential-in, differential-out, as well as in potentiometric amplifiers and where gain and MC4558 Product details. No frequency compensation required. The National Semi LME49860 is also nice. 6V of each other. 31 x 0. Thousands of albums were recorded through mixers that used hundreds of the chips. selain ic jrc 4558. # RC4558 - made by TI, used in 80s Tube Screamers, sounds warm and soft. The JRC4558L components of Jotrin Electronics are carefully chosen, undergo stringent quality control, and are successfully meet all required standards. JRC 4558 Manufacturer: Description: Lifecycle: New from this manufacturer. Bandwidth: 3MHz. Large common mode and differential voltage range. # RC4558 (generic) - No name clone of the TI RC4558, sounds edgier than the original. has antiparallel diodes between the + and - inputs, thus keeping them. UNAVAILABLE | View similar gear. ) dan catu daya serbaguna (± 4 hingga 18 Volt) membuatnya sempurna untuk disesuaikan dengan desain sirkuit pedal. Two independent operational amplifiers. 38 . Feb 26, 2009 · It is just a standard dip dual op amp I think that one small thing that is specific to the 4556 is the drive capability, which is why you find it sometimes in CD players for the headphone output. Common-Mode Rejection Ratio CMRR = 80dB. Page: 2 Pages. Short circuit protected outputs. The JRC4558 is a dual operational amplifier integrated circuit (IC) manufactured by Japan Radio Corporation (JRC), now part of New Japan Radio (NJR). seri persamaan yaitu NE 5532,TL 072,TL 082komponen :1x ic JRC 45581x Pot/vr 50k1x Dual 50nA 1. Categories. I was taking apart my crappy Ratshack/Optimus DJ mixer (which serves as my preamp) to fix a broken ground wire when the irresistable urge to tinker struck. The TI 4558 i have used, sound smooth /musical. Most notably used in the Analogman King of Tone and Prince of Tone, but also used in the BOSS® DS-1 Distortion (2016-present) and the Suhr Riot. This preamp consists of a non-inverting buffer and amplifier circuit. but they oscillated until ceramic cap installation. We would like to show you a description here but the site won’t allow us. Find parameters, ordering and quality information Oct 23, 2006 · 23. Depends on what it does. Apr 4, 2010 · As Hari mentions the 5532 is fine although DC precision is not it's forte and it's a little power hungry (relatively speaking) compared to the 4558. 19% price drop. It has several NJM4558LD opamps which I'd like to replace, unfortunately they're in SIP-8, and none of the opamps which I'm familiar with Nov 15, 2005 · Scratchy, harsh, NOISEY, overly midrangey and they just severely lack detail. These were the LPF chips, the audio amp before the output. And Connect A Volume Controller. Harganya yang terjangkau sangat memuaskan melihat hasilnya yang maksimal. Here are my questions. This causes a 5532 to be a 'bad'. Sometimes an NE5532 is the best thing in the chain. Package : DIP-8. Quantity : 10 Pcs. Part #: JRC4558. Joined: Tue Aug 15, 2023 5:39 am. A great replacement for the 4558 is a TL072, which would be an 'improvement' of like 1,000 times in terms of noise level, "fidelity", slew rate (that we'll never use). Bypass the power supply pins with some 0. 100% Brand New, no-hassle refund if you are not 100% satisfied! (Pack of 10) TL072CP DIP8 Delay Op Amps Operational Amplifier IC Chips. 7V per microsecond. Posted December 7, 2009. The high common-mode input voltage range and the absence of latch-up make this amplifier ideal for voltage-follower applications. مشخصات آی سی JRC4558. Apr 20, 2021 · DIY pre-amp mic condenser using ic jrc 455D dual op amp. I did not. If they were not 4558s in the unit they were 5532. If memory serves, JRC 4558s are the real deal, while MC4558s ought to be the "dual 741", i. JRC 4558D ( USED Made in Japan MIJ ) Original 80s Vintage IC Opamp TS-808 TS-9 SD-1. Jan 23, 2016 · I found the recommended 4558 in post 4 to be hissy in 50x gain mag phono circuits. Nov 24, 2023 · What is JRC4558. 1 uf mono ceramic caps from pin's 4 and 8 to a close by ground point. $15. Also know that the 4558 isn't a bad opamp. +75° stereo audio preamplifier. The JRC 4558 were used in early 70’s Japanese pedals. Hey guys, I've got a Inkel MX1410 mixer with a dead channel, I think it's the opamps, which are JRC 455800's, can anyone recommend a replacement part? Even better if anyone got a manual / schematic for this mixer. Due to its wide operating supply voltage, the RC4580 device can also be used in low- Mar 4, 2024 · Circuit microphone ne5532 mic preamplifier diagram ic pre preamp 4558 lf353 jrc ch datasheet schema circuits cb 1mPreamplifier circuit dynamic diagram transistor fig microphones otherwise capacitances indicated mica unless pf c2 c1 Transistor preamplifier for dynamic microphonesMicrophone circuit amplifier dynamic pre preamplifier diagram If You Want To Make Any Sound System Then This Circuit Can be used For your Bass Speaker For Extra Boosted Bass Effect. When high output current is • Pin and Function Compatible with LM833, required, the RC4580 device can be used as a NE5532, NJM4558/9, and NJM4560/2/5 devices headphone amplifier. Dec 2, 2019 · The JRC4558 Preamp Circuit Diagram is designed to be easy to understand and operate, with just two knobs to control gain and tone. Function: DUAL OPERATIONAL AMPLIFIER. Dec 8, 2019 · 2. Feb 22, 2004 · 4558 circuit uses one or both of the op-amps as a comparator. Please be aware that the device could have blown form "latch-up" of the 7815/7915 regs. Please subscribe for more demos of vintage & rare effects pedals!Today, I want to take a very brief look at Op-Amp chip • Drop-In Replacement for NJM4580 measurement equipment. Near-exact equivalent of LM833N and NEC4570C. Date First Available ‏ : ‎ November 16, 2020. The 4558 won't get any prizes for output current. It worked for a few more months, Than died on me. The prefix RC or C (or whatever) usualy designates the manufacturer, while the 4558 designates the pin useage and general specification. The best way is to compare datasheets. 31 x 3. Feb 22, 2013 · Thanks (0) Quote Reply Topic: JRC 455800 replacement. Jrc. Dual Supply Operation = +15V and -15V. It's a versatile component used in various electronic applications, particularly popular in guitar pedals and audio circuits. IMO you honestly can't go far wrong with the TL072 as a drop in replacement NJM4558S Operational Amplifier (NOS) The NJM4558 / 4559 integrated circuit is a dual high-gain operational amplifier internally compensated and contructed on a single silicon chip using an advanced epitaxial process. Mar 13, 2017 · Superele 10PCS JRC4558D NJM4558D JRC 4558 4558D DIP8 OPAMP OP This item can be returned in its original condition for a full refund or replacement within 30 days Jan 12, 2005 · It strongly depends on what you are replacing the parts in. I'd look at: R312, R314, R310, R405, R425, R431 (1 W) and R433 (1/2 W), plus their right-channel equivalents. 10 Results. Operating ambient temperature – 0˚C to 70˚C. e. Home. The JRC 4558’s was used in Ibanez Tube screamer pedals. Part #: JRC4558D. Personally I would clean/check the relays first, after that maybe look for open/ short circuits caps in the feedback networks. Package: DIP 8, DMP 8, SSOP 8, SIP 8, SOP 8 Pin type. Operating temperature = 0ºC to 70ºC. Place 2 . 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 Dec 9, 2019 · JRC4558 Dual Op-Amp Pinout. تراشه JRC4558 یا مدار مجتمع ( IC : Integrated Circuit ) JRC4558 مجموعه ای از مدار های الکترونیکی است که بر روی یک قطعه مسطح کوچک از مواد نیمه رسانا قرار گرفته اند. 32 Ounces. # JRC4558D - Classic Tube Screamer Chip. I think I used TL072 in my KOT clone. 16V into 300 Ohms and the graph stops at 12V into 220 Ohms. Pour le projet d’amplificateur 2. Available packages: TO-99, CDIP, DSBGA, SOIC Jan 19, 2004 · improvement in sound over the JRC 4558 that it used. After submitting an order for 4558D/JRC4558, it is recommended to confirm the order with Jotrin salesperson or online customer service before Dec 1, 2021 · Part Number: 4558D, JRC4558, NJM4558D. The mic input had a 5532, that was left in place. ), impedansi input yang baik (5 MΩ tip. Other Components. Pin to pin compatible with MC1458/LM358. You would be shocked to see what your audio signal goes through in a studio. They're all pretty similar, though as the ID number goes up you get significantly faster slew rate and the 4580 also has a better noise rejection spec. If the thing is clipping then that's a fault, nothing to do with the 4558 (because they're part of the design, and AFAIK the K3 is not know for clipping). Datasheet: 203Kb/4P Oct 26, 2021 · Interesting on the 2. Download. I replaced mine in a disco mixer with ST33078, much better. I would therefore be guessing that the JRCs do something important, like the main EQ, while some of the MCs may even be used for non-audio functions. cara merakit preamp mic denga Jul 23, 2018 · Posts: 5. 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 Dec 2, 2020 · JRC 4558 Alternatives. Ltd http：//www. I looked at the datasheets for the 4558/4559, 4560, and 4580, and the equivalent circuit diagrams. Welcome to Perky's Analog Gear Demos. 85. IC JRC 4558 atau LM 4558 merupakan penguat ganda monotolik berkinerja tinggi yang dikompensasikan secara internal serta dirancang pada satu chip silikon. Not a good choice for driving low loads. What is the slew rate of JRC4558? The JRC4558 boasts impressive features, including a substantial input impedance of approximately 5 megaohms, a high voltage gain of around 100 dB, and a commendable slew rate of about 1. Drop-In Replacement for MN3101 BBD Clock Generator for MN300X BBD Chips. While I built my KOT’s with 4580’s, I’m willing to bet you won’t hear any discernible difference between a 4580 and a 4558. Skema Rangkaian JRC 4558. The JRC4558 is a high performance monolithic dual operational amplifier. IC4558D is used to make this Circuit Which is Dual Op-Amp IC. Penguatan tegangan tinggi (100 dB tip. When comparing them to the NE5532, OPA2228 and OPA2604, the 4558 IMO is absolutely put to shame. #2. May 4, 2010 · When you are at it just replace the NJM4558 for NJM4580 ( sounds/measures better and it is available in the same form ) and the caps surrounding the semiconductors. No latch – up. Pinout: Description. (and oddly prefer the JRC 4558 in the Sony). Note that this unit uses el cheapo carbon film resistors throughout that may be worth upgrading in critical spots. The circuit combines all of the outstanding features of the MC1458, and in addition possesses three times the unity gain bandwidth of the industry standard. Lead Free Status / RoHS Status. Jul 16, 2021 · Di video ini berisikan tentang Membuat Pre Amp Mic JRC 4558 SederhanaPre amp mic satu transistorPre amp mic sederhanaDiy pre amp micCara bikin pre amp mic Ok Jul 3, 2011 · I had the 4558 in my KA-405 to go. Description: DUAL OPERATIONAL AMPLIFIER. 51% price drop. The 4558 JRC is a popular operational amplifier (op-amp) that has been widely used in audio circuits. 3 Description. The difference in sound was stunning. HA HA I gotta hear it for myself I also have a TS-9 RI That the switches keep going in it? The 1st time I swaped one outta my Ibanez Comp. Furthermore, there is a huge range of semiconductors, capacitors, resistors, and Ics in stock. If it had 4558's, I doubt it rates spending $10. 99. Put a sock and first tried the 2604 but I didn't like it. There were ten electrolytics in each channel, and replacing the 4558's with TL072's I was able to replace the ten electrolytics with only three film caps per channel. It is slow and dirty though. Than I found a guy on ebay selling replacement switches for TS-9s ,Got one, Installed it Aug 19, 2011 · It's called maximum output Voltage vs load resistance. Of course, Peavey itself lent some credibility to the whole op-amp-replacement idea by offering upgrade kits for some of the steel-guitar amps. Le circuit est basé sur 2 4558 opamps, avec le réglage principal du volume d’entrée audio et de sortie des basses. Penguat audio dengan pin sebanyak 8 ini mempunyai skema ic 4558 yang diatur sedemikian rupa untuk bisa menghasilkan suara mumpuni dan bagus. Best Sellers Rank: #169,306 in Electronics ( See Top 100 in Electronics) #822 in Audio Component Amplifiers. 1 Filtre de préampli Bass Circuit 4558 Opamp. Nov 1, 2017 · ここからはビンテージ系です。大人気の80年代jrc njm4558dd（艶あり）です。 ああ、皆さんが騒ぐのが、初めてわかりました。これぞtsという音で、しかも現行のjrc njm4558ddと違い、歪みの粒がきめ細かい！ なるほどなぁ、これにヤラれるのか。 Jun 8, 2023 · Salcon 3 Ic Bass Treble Preamp Lm324n×2,4558×1 Ic (220) Ini adalah input tegangan perbandingan ke input arus. Delivering to Lebanon 66952 Apr 21, 2022 · Because the 5218 datasheet even tells you good substitutes "The devices have virtually the same characteristics as the 4557, 4558, 4559 and 741 operational amplifiers. No latch-up. ASIN ‏ : ‎ B08NK2HLCC. From the datasheet: "The NJM4556A integrated circuit is a high-gain, high output. There are also plenty of features available, such as an active bypass switch, adjustable frequencies, and distortion-control circuitry. Aug 27, 2018 · Operating Voltage: -15V to +15V. Those chips have closer specs to a 12AX7 tube and also sound/perform sooooo much better. com: Industrial & Scientific Skip to main content. Built-in Short-Circuit Protection. If the 5532 is ok to use at 17V will the slew rate make a difference considering it had the 4558 there in the 1st place. Farnell was selling 33078 in singles for $. Mar 14, 2004 · HI JOHN, I broke down and ordered a JRC 4558D for my TS-5 last night. Jul 20, 2013 · 2015-07-18 7:28 pm. Low noise interference among op-amps. Manufacturer: Japan Radio Corporation. Too soft, had to use tone controls a lot! JRC NJM4556 replacement Q: Are the JRC's 4558D/JRC4558 price and stock displayed on the platform accurate? The JRC's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. 3 Results. V2320-4558DD. It will not drive anything below 2000 ohms as a load. I used some OPA604’s as the replacement also went with TI’s 8 pin soic 4558’s on tone board. Impedansi input op-amp diharapkan hilang tanpa kehilangan tegangan dari input ke target. But, I discovered another reason why I had to replace the AD826 opamps: the voltage that the CD player was feeding them was 1. Dec 22, 2010 · by Jim Williams » Thu Dec 23, 2010 3:31 pm. My creative sound card refuse to work me any longer, so I guess that card is going onto the FS section soon. Dec 28, 2023 · Pada persamaan ic jrc 4558 selanjutnya jatuh pada LM358 yang juga sering digunakan. آی سی IC JRC4558، از دو عدد آپ امپ Nov 15, 2005 · Around 1980 I changed out the 4558's in a mixing console, and the coupling caps. The JRC4558 is used in the following applications. Here you can find various types and values of electronic parts from the world's leading manufacturers. Datasheet: 80Kb/2P. Mar 22, 2012 · I upgraded a disco mixer from 4558's to a part with equivalent specs to the 2068, the 33078. 30-Day Return Policy. ,LMITED. Add to cart. My guess is that you won’t notice a difference. 1, j’ai préparé un circuit de filtre de subwoofer de préamplificateur opamp 4558. If you are changing several then it's an important point. Dec 10, 2020 · The following are the main features and specifications of LM4558. 1. . internally compensated and constructed on a single silicon chip using an advanced epitaxial process Feb 12, 2021 · This preamp uses IC JRC 4558. Use a socket and try a few out. I swapped the 4558, I think, to opa2228 in a Sony CDP to achieve excellent sound. Sep 20, 2016 · Here are only few basic features that must be taken into account: input stage structure, maximum supply voltage, noise, slew rate, maximum output current, supply current. If you're convinced that you're dealing with standard pinout dual-channel opamps, then the Burr-Brown (TI) OPA2132P is a fine substitute (your application is a simple line-level filter). Supply current – 6. It's the device numbers that are totally foreign. 5 inches. Known for its robust performance, it offers strong IC JRC NJR 4558 DD 8-DIP 4558DD NJM4558DD. Lovely high-Z JFET-input opamp. Datasheet: JRC 4558 Datasheet we would be responsible for your refund or replacement berikut ini adalah cara merakit preamp mic pakai ic jrc 4558 dengan 2 chanel input mic dynamic dengan pengaturan gain terpisah. E. Something went wrong and I wouldn't trust the surrounding components. Mullan, ID, United States. Feb 10, 2022 · Feb 10, 2022. After do some online research on the card, I realized that the opamp use on Juli@ is JRC4580. The TL072 has JFET-input and does not suitable to replace bipolar-input BA4560 op-amp. Use a NJM2068 if you want a cheap easy upgrade that won't be fussy. Oct 19, 2015 · Did some searching and found mention of NJM2068 as a replacement and it has a max V of 18V but slower slew rate than the NE5532, 6 vs 9. always within 0. Manufacturer: ARTSCHIP ELECTRONICS CO. Posted: 22 February 2013 at 12:59am. ) and versatile power supply (± 4 to 18 Volts) make it perfect to fit in pedal circuit designs. Function: Dual Operational Amplifier. 33078 quieted the hiss right down. Dual op-amp that lands somewhere between the JRC4558 and TL072 in performance.