Overall balance with new amp is a little darker but with better transients. OPA 1611 / OPA1612 any Impressions For FET, I've found the AD825 sounds quite nice - better than OPA2134 and OPA2604. Fast forward to today and we have the Supreme Sound V5 and V5i Opamps. It was overall falling something in between the OPA2604 and the AD823 in character, more refined and detailed, with better soundstage than either of the two, but combining many of the attributes of each. If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). So they may not be as expensive as they appear to be. Opa1612 is generally slightly light weighted but very balanced otherwise. This will kind of be a comparison of the OPA1612 to the Burson V5i. Which is fine. fc-smoke">Nov 11, 2022 · LME49990 www. And opa1642 has a bit better soundstage I don't know why. The OPA1612 does have a higher maximum Ib. 25 V to ±18 V, on only 3. Kelion Affezionato Data d'iscrizione: 16. Hello, I have see Opas from Burson Audio burson audio opa v5i and V6 Vivid and the Klassik. Overall balance with new amp is a little darker but with better transients. The opamp its self was inside a small plastic case filled with foam. Also the gain/phase plots are missing as well. Likes: 580. The Burson V6 Vivid and Classic are discrete component drop-in replacements for many types of op amp: Dual AD823, AD823AN, AD8066, AD8620, AD712, AD827, C4570. OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). is the newest addition to the company's Burr-Brown™ Audio line and is the next generation of the widely adopted OPA1612. I haven't used the OPA827 or the LME49720HA in ages, so I. I can't really hear difference this time. These devices are specified from –40°C to +85°C. 2 Share Reply Quote 27th November 2017 # 3 X-Pand Sound Mastering Lives for gear My Studio Verified Member 1 Review written 🎧 10 years. All Purifi 1ET400A are modular, PSU, AMP, and buffer. Unfortunately it's another victim of TI retiring one of its National Instrument fabs, terminating many fine devices. The OPA1612 does have a higher maximum Ib. Sale Sold out. I was looking at the datasheet for the LME49990, LME49724 and LM4562 and didn't see anywhere in the datasheets what the measurement bandwidths were for the low distortion numbers claimed in the datasheets. If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). On the other hand AD744 has higher noise (3x) and higher offset voltage (0. html0:00 In The Rain (Muses02)1:58 Silly (Muses02)3:31 lost in the dream (Muses02)4:02 忘. OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). com SNOSB16B – DECEMBER 2009– REVISED AUGUST 2011 LME49990 Overture™ E-SeriesUltra-lowDistortion, Ultra-lowNoise Operational Amplifier Check for Samples: LME49990 1FEATURES DESCRIPTION The LME49990 is part of the ultra-lowdistortion, low 23• Easily Drives 600ΩLoad noise, high slew rate operational amplifier series. Impianto: (non specificato). Jul 4, 2009 · By newer I meant. Da ich Aktiv (Thel Audio) fahre, mit Air Motion Transformer Lautsprecher (Amt1) und digital Endstufen, (Abletec/Anaview). Of the op amps in my collection the massive misbehavers are the OPA1656, the LME49990 and the OPA1612. They are the generic NE5532. i´ve found also this „Upgraded version of ES9038Q2M decoder board I2S input OPA1612+AD8397ADRZ" (it was also mentioned in these diyaudio. 1 sztuka opa1612 podwójny wzmacniacz operacyjny na słuchawki z . Of the op amps in my collection the massive misbehavers are the OPA1656, the LME49990 and the OPA1612. Choose a language:. fc-smoke">Nov 11, 2022 · LME49990 www. are commonly used by OPPO and a few other manufacturers, the LME 49990 is used . The V5-Single is a direct replacement of the following opamps: NE5534, LT1122, TL071, OPA134, OPA627, AD811,AD829, AD844, OPA604, AD8610, AD711, AD797, LME49990, LME49710; Then, plug/solder it in the right direction. terchangeable with LME49720 , LM4562 and LME49860 for similar operating voltages. It is listed for the TI part (OPA1632 and OPA1612) but not for the former National parts. An OPA1612 has slightly better specs than an LM4562---less noise and distortion, faster, and more output voltage swing. C) Product details Find other Audio op amps Technical documentation = Top documentation for this product selected by TI. I try to use a cheap component like NE5532P, no noise, with OPA2134 no noise with the OPA1612 a lot of noise. Overall balance with new amp is a little darker but with better transients. Afaik the LM 4562 is a low cost version of the LME49720. Sound is more "color", and "massive". The goal of this article is to explain the . 48 in x 0. I am using LME49990 op amp, cartridge loading resistance is 62K. New from Mobi is a small all-terrain camper trailer called the Mobi X , and it offers a shocking amount of amenities in a small package. OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). Opa1612 vs lme49990 Operational amplifiers (op amps) Audio op amps LME49860 2-channel, 44-V, high-fidelity, high-performance audio op amp Data sheet LME49860 44V Dual High Performance, High Fidelity Audio Operational Amplifier datasheet (Rev. What is Opa2604 Vs Ne5532. Problem is, i don't buy into the discrete opamps anymore. I would like to know if there are any better OpAmp devices with higher BW and lower Noise. Both need a decent power supply and rail decoupling etc. . Measuring 12. opa1612 opa1656($3) have thd performance better than -140db. 43 x 0. With a 50 ohm source, the OPA1612 should come in around -134 dBV noise (20 KHz BW) and the OPA2156 should come in around -124 dBV. 9 sold. If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). Zishan Z1 is directly connected to Computer (Recording Audacity)Modded Z1 with ( OPA1622 ) 00:01Modded Z1 with ( OP297F (B. the best sounding is OPA1612 ,not for driving headphones -low output current drive ,3ma current consumption. 9 sold. . I'm using the OPA1612 dual opamp in a commercial design. Manufacturer Product Number. Accept all faManage preferences rq. OPA1612 AID. C) Product details Find other Audio op amps Technical documentation = Top documentation for this product selected by TI. Equivalent Input Noise Voltage vs Frequency Figure 2. 100% of my limited supply of LME49860 and LME49720 over several different dates codes have burst noise in high gain circuits. is the newest addition to the company's Burr-Brown™ Audio line and is the next generation of the widely adopted OPA1612. Opa627 is to dull for my taste. 25 V to ±18 V, on only 3. OPA1612 was on par with LME49720. A further improvement in design. Jul 7, 2017 · The Xonar Essence card comes with 2 x JRC2114D Op-Amps and one x LM4562NA. Jul 4, 2009 · OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). The tube version uses a 6992 tube (valve) buffer in. LT1208 DIP, SOIC LT1211 SOIC LT1213 SOIC LT1215 SOIC. So they bought AD744 in the form of dies or wafers, packaged them and marked as OPA627. com SNOSB16B – DECEMBER 2009– REVISED AUGUST 2011 LME49990 Overture™ E-SeriesUltra-lowDistortion, Ultra-lowNoise Operational Amplifier Check for Samples: LME49990 1FEATURES DESCRIPTION The LME49990 is part of the ultra-lowdistortion, low 23• Easily Drives 600ΩLoad noise, high slew rate operational amplifier series. In terms of noise performance in the real world the OPA1612 beats the LME49720. Co do innych, to trzeba samemu ocenić lub zdać się na MÓJ RANKING OPAMPów (pamietając o tym, że aplikowałem OPA do Lehmann klona). Align the half-moon marking on the PCB or IC socket to the half-moon cutout on the V5i. плоская сцена с пропадающей реверберацией. Update 2: Other chips for the gain stage. The sub bass regions are more well pronounced with OPA1612. So far I don't hear any harsh sibilants (very clean) but it is virtue of my speakers. 4mm X 14. My top candidates in optimal design were lme49990 and Ada4898 in resistor range around 1kohm in filter position. Easy & Effective. The advantage of the OPA1612 in my experience is that you don't have to throw 20% or more of them away due to noise. LME49990 www. O ile pamiętam konfigurację to był on na OPA1612. Jul 7, 2017 · The Xonar Essence card comes with 2 x JRC2114D Op-Amps and one x LM4562NA. I use OPA1612. Randy M. The Best Upgrade is also the Easiest Upgrade. The tube version uses a 6992 tube (valve) buffer in. I haven't used the OPA827 or the LME49720HA in ages, so I. The OPA1612 does have a higher maximum Ib. 01% Difet input circuitry provides high accuracy and low-noise performance comparable with the best bipolar-- OPA637—450 ns to 0. Share: Home Amplifiers Chip Amps LME49720 vs OPA1612 vs Muses02 Theme - Light YYYY-MM-DD / 12-hour clock Contact us Terms and rules. 4mm X 14. 私はopa1612は低雑音バイポーラなだけに電流雑音に注意はいりますが、ほぼどこでもokだと思います vcvs型lpfには適していてmfb型lpfなどに適さないオペアンプというのも考えにくいです. Sounds warmer and rounder than opa627 /637. Also I read somewhere the OPA1612 is somewhat related to the OPA2211 and the 1612 is more the "audio" version of this amp. Killer)) 01:31Sting - Englishman I. Sep 14, 2021 · The 1656 just went berserk! “Somethings wrong and I have to use all my horsepower to fix it right now!”. In terms of noise performance in the real world the OPA1612 beats the LME49720. LME49990 www. The Maestro X9 offers a full complement of inputs for connection to the latest audio/video components, including 7 HDMI 2. What's not to like with that, and all the other SoundPlus family? Craig •••. Mar 7, 2008 · I just modded my X-fi Titanium with OPA1612 and right now it works perfectly. Accept all faManage preferences rq. So they bought AD744 in the form of dies or wafers, packaged them and marked as OPA627. I haven't used the LME49990 or OPA1612 but since you are recommending them I'll add them to my list of op-amps to try out. The second time I did test with opa1656 and opa1612. The OPA1612 does not seem to have the process contamination of the LM497X0 that produces rocky-sounding noise. 構成④は構成①のu1をlme49990からデフォのlm4562naに変えた構成。 これはU1の差動合成部しか違わないので音もそれほど変わりなくかなり良い。 自分の結論としてはU2・U3・U4の3箇所同時にディスクリートにするのはSC808ではスペースが無くて無理なので. Click to expand. Likes: 580. A magnifying glass. AD811, AD829, AD844, OPA604, AD8610, AD711, AD797, LME49990, LME49710. Problem is, i don't buy into the discrete opamps anymore. com SNOSB16C – DECEMBER 2009– REVISED APRIL 2013 LME49990 Overture™ E-Series Ultra-lowDistortion, Ultra-lowNoise Operational Amplifier Check for Samples: LME49990 1FEATURES DESCRIPTION The LME49990 is part of the ultra-lowdistortion, low 23• Easily Drives 600ΩLoad noise, high slew rate operational amplifier series. If a transient causes the op amp inputs to be pulled apart, the differential input voltage forward-biases those diodes causing a large input bias current. The 1656 just went berserk! “Somethings wrong and I have to use all my horsepower to fix it right now!”. but seems a lot of work vs. amplitude and THD+N vs. Update 2: Other chips for the gain stage. Overall balance with new amp is a little darker but with better transients. 期待が高く、品切れが続いたらしい新日本無線の新オペアンプMUSES03。 でも、ネットを検索しても使った感想がほとんどヒットしません。 なぜなんだろう？音はどうなんだろう？、と気になっていたので、購入して聴いてみました。（ついでに、ネットの書き込みが多いOPA627AUも買ってみました. OPA1612 AID. So far every other dual audio-specified op-amp I've tried in place of the NJM2068 has oscillated. So they may not be as expensive as they appear to be. Sound is more "color", and "massive". You should be able to find single-to-dual DIP8 adapters for mounting 2xAD797 on a DIP8 socket. So they bought AD744 in the form of dies or wafers, packaged them and marked as OPA627. Well, listened again last night to AD8610 (unbiased) vs OPA627 (biased into Class A, 2mA, with a JFET) and there is a difference. On the other hand AD744 has higher noise (3x) and higher offset voltage (0. My top candidates in optimal design were lme49990 and Ada4898 in resistor range around 1kohm in filter position. dg cb. 145 posts. C) Product details Find other Audio op amps Technical documentation = Top documentation for this product selected by TI. Original file: https://www74. 5 V to ±18 V. is the newest addition to the company's Burr-Brown™ Audio line and is the next generation of the widely adopted OPA1612. audiophile, but the tangentsoft guy does do real engineering work. OPA 1611 / OPA1612 any Impressions For FET, I've found the AD825 sounds quite nice - better than OPA2134 and OPA2604. i´ve found also this „Upgraded version of ES9038Q2M decoder board I2S input OPA1612+AD8397ADRZ" (it was also mentioned in these diyaudio. I had lm4960 vs ne5532 vs muses 8920 vs opa2604 and some dual opa627. I found that OPA1612 was in the ultimate soundplus collection that's why i have change for it. Also the gain/phase plots are missing as well. Laser-trimmed – OPA627—550 ns to 0. LME49990 www. By istanbul travel safety; rehire at hca. I have not tested the OPA1612 with high value bias resistors to see if it has the latch-up/bias current correction start-up issues of the LME49720. Normally, that's not newsworthy because higher performing parts are coming out all the time. In terms of noise performance in the real world the OPA1612 beats the LME49720. Fast forward to today and we have the Supreme Sound V5 and V5i Opamps. The machine uses the Italian Amanero USB module, supports PCM and DSD decoding in. And opa1642 has a bit better soundstage I don't know why. Jul 4, 2009 · OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). Click to expand. The OPA1612 does have a higher maximum Ib. behr cabinet and trim enamel vs alkyd. LME49990 www. It indicates, "Click to perform a search". com SNOSB16C – DECEMBER 2009– REVISED APRIL 2013 LME49990 Overture™ E-Series Ultra-lowDistortion, Ultra-lowNoise Operational Amplifier Check for Samples: LME49990 1FEATURES DESCRIPTION The LME49990 is part of the ultra-lowdistortion, low 23• Easily Drives 600ΩLoad noise, high slew rate operational amplifier series. It is listed for the TI part (OPA1632 and OPA1612) but not for the former National parts. 1nV/root Hz at 1kHz with a 10Hz 1/f corner and will cheerfully drive 600 ohms. Not cheap, but excellent. Mar 14, 2010 · NE5532 is very flat and even sounding but is no comparison to OPA1612. Modding the Onkyo SE90. Not sonically different of course but good performers and can actually run on +/-24V (in case one needs opamps to go slightly above the usual +/- 18V rails) When rolling opamps having a 1GHz scope could come in handy. 2011-02-04 5:21 am. You should be able to find single-to-dual DIP8 adapters for mounting 2xAD797 on a DIP8 socket. OPA827 LME49990 49720HA (metal) 49720NA 4562 1612. Making them easily upgradable in future developments of our Input Buffer. AD711, AD797, LME49990, LME49710 For more details please see the Burson Audio V6 Vivid and Classic Fully Discrete Opamps product information page. 25 V to ±18 V, on only 3. И opa827 тоже медленные (низкая скорость нарастания). I have not tested the OPA1612 with high value bias resistors to see if it has the latch-up/bias current correction start-up issues of the LME49720. If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). Малошумящий, искажения ниже. US $72. The OPA1612 does not seem to have the process contamination of the LM497X0 that produces rocky-sounding noise. I can't really hear difference this time. Jul 4, 2009 · By newer I meant. 5mm X 29mm (0. are pretty bad. So far I don't hear any harsh sibilants (very clean) but it is virtue of my speakers. OPA1612 Series Audio Amplifiers are available at Mouser Electronics. The Burson v6 is now equipped with 0. These devices operate over a very wide supply range of ±2. but seems a lot of work vs. August 2012 pages 3-5 Prolonged Evaluation and Management Services (99354-99359) Two significant editorial changes have been made to the Prolonged Service With Direct Patient Contact guidelines for the CPT 2012 codebook. If you like, you can use two opamps in the package with some extra r c components to make a super opamp which will give unmeasurable distortion. OPA1612 is open sounding but is a little warmer possibly because of the lower midrange roundness. A magnifying glass. The OPA1612 does have a higher maximum Ib. 000: Harga: InFath - LM4562NA LM4562 fully high-performance Op AmpRp35. is the newest addition to the company's Burr-Brown™ Audio line and is the next generation of the widely adopted OPA1612. The Xonar Essence card comes with 2 x JRC2114D Op-Amps and one x LM4562NA. ---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. The AD8610 seems to present a more open window, especially in the highs, on music,. A further improvement in design. A magnifying glass. www dinotube com, lndian lesbian porn
If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). . Opa1612 vs lme49990
Skip to Main Content +44 (0) 1494-427500. The specs on the opamp are really good, almost as good as the OPA1612 (and better in some ways that will be covered below). OPA1612 AID. Part Number: OPA1611 Other Parts Discussed in Thread: LME49990 , OPA1612 Hi. И opa827 тоже медленные (низкая скорость нарастания). It indicates, "Click to perform a search". Zeby nie podrazac ekstremalnie calej sprawy poszedlbym w AD797. LM6172 — звук удивительно прозрачный, для классики, джаза, блюза и других живых записей, обладает очень мягким и воздушным звуком. May 23, 2018 · Opa1612 is generally slightly light weighted but very balanced otherwise. Harmonic distortion <0. OPA 1642 A. Jul 03, 2016 · opa627 opa637 opa1612 lme49990 ad8620 ada4627 など とりあえずiv 変換. I can't really hear difference this time. Opa627 is to dull for my taste. Of the op amps in my collection the massive misbehavers are the OPA1656, the LME49990 and the OPA1612. 2011-02-04 5:21 am. The advantage of the OPA1612 in my experience is that you don't have to throw 20% or more of them away due to noise. I don't currently have an alternate recommendation. OPA2604 is FET input opamp. If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). 5V to ±18V Equivalent Noise (Frequency = 1kHz) 1. The gain of a non-inverting opamp is set with resistors R1 and R2. dg cb. opa1612- малошумный оу, почти что точный ровный звук с небольшим креном в басовый регистр, собранные ВЧ. Opa1612 is generally slightly light weighted but very balanced otherwise. mobile home parks near me for rent;. OPA 1642 A. cpctc examples mormonism live podcast; 6x8x20 lumber. Impianto: (non specificato). But the LME49990 which i found has an transparent type of sound. Which one to use in I/V, LPF and buffers? I mostly listen to jazz vocals, western classicals and instrumental music. Since the card comes with 'low-priced' op-amps in the first place, my suggestion before going into the higher end stuff. They have, however, higher current noise and cost ten times as much. opa1612- малошумный оу, почти что точный ровный звук с небольшим креном в басовый регистр, собранные ВЧ. New from Mobi is a small all-terrain camper trailer called the Mobi X , and it offers a shocking amount of amenities in a small package. Log In My Account yg. Smooth and natural. or half OPA2604, NE5532, etc 1 TRANSFORMER NE5532, etc D1 Diode 1N4007 D2 Diode 1N4007 D3 Diode 1N4007 D4 Diode 1N4007 +24v pin 17-24v pin 18 +VS-VS R26 4k7 +48 pin 15 0-S-S+ P+ P-P-P+ S+ S-Radial Workhorse Mix Buss pin 11 GND LIFT BAL INPUT P+ S+ P-S-JLM111DC IDC pin 1 pin 1 TRANSFORMER. There is basically no difference between njm4585 opa1612 and opa1656. Jul 03, 2016 · opa627 opa637 opa1612 lme49990 ad8620 ada4627 など とりあえずiv 変換は. There is basically no difference between njm4585 opa1612 and opa1656. 57 in x 1. 5V, this means that, for no incoming signal or no sensor excitation, the output voltage will rest at 2. 5mV vs 0. It is listed for the TI part (OPA1632 and OPA1612) but not for the former National parts. I would use several thousand for one job, IF they were made available in the DIP package. Find parameters, ordering and quality information. Check the datasheet again. If you price out the JRC2114D on the 'net, they are priced at under $2 (yep, single digit) each and the LM4562NA at $3 (yep, another single digit). OPA 1611 / OPA1612 any Impressions For FET, I've found the AD825 sounds quite nice - better than OPA2134 and OPA2604. Jul 03, 2016 · opa627 opa637 opa1612 lme49990 ad8620 ada4627 など とりあえずiv 変換は. W porównaiu do muses 8920 - 16,99 $ (ok 55 zł) w sumie 165zł, które rozwiązanie lepsze?. The Xonar Essence card comes with 2 x JRC2114D Op-Amps and one x LM4562NA. Well, listened again last night to AD8610 (unbiased) vs OPA627 (biased into Class A, 2mA, with a JFET) and there is a difference. Both need a decent power supply and rail decoupling etc. A magnifying glass. By istanbul travel safety; rehire at hca. 57 in x 1. Key Specifications Wide Operating Voltage Range ±2. The Supreme Sound Opamp also exhibited a wider bandwidth and wide power supply range. Re: LM4562, LME49710, LME49720 Start-up Behavior Post by mediatechnology » Tue Sep 22, 2015 12:08 am I was wondering if a low-power 5V standby voltage-powered op amp could be used as a comparator to detect signal presence and then bootstrap itself and the higher-current balanced. "/> igcse biology cell structure and organisation ppt; space club. The tube version uses a 6992 tube (valve) buffer in. Jul 03, 2016 · opa627 opa637 opa1612 lme49990 ad8620 ada4627 など とりあえずiv 変換. I must test muses now. NE5532 is very flat and even sounding but is no comparison to OPA1612. Addon BalOut has placeholder for THAT1606 balanced buffer but as can be seen from the graphs this is a serious performance bottleneck. US $4. I don't know if this was because of the op-amp or how the active LP filter. Two cases were evalutated – in a. ptg floor plate; phillycheeze blues; shatterspike 5e; when will sonic 2 come out on netflix; abusive parent mod sims 4. 5V to ±. LME49990 were the best low noise,high slew rate opamps, but they are discontinued by Ti now and eBay is full of fakes. Sep 14, 2021 · This leads me to believe there could be an issue caused by the back-to-back diodes across the inputs of bipolar (LME49990, OPA1612) and CMOS op amps (OPA1656). And opa1642 has a bit better soundstage I don't know why. Unlike the general-purpose IC opamp designs, which focus on high open loop gain, Burson aimed to achieve low open-loop distortion, low noise, low drift and low offset. It indicates, "Click to perform a search". Test B10, LM4562 (also known as LME49720 , Distortion as a Non-Inverting Amplifier (Unity-Gain Follower) The LM4562 is a good fast 54MHz amplifier , is larger than the noise of the LM4562. Click to expand. I am using LME49990 op amp, cartridge loading resistance is 62K. Opa1612 vs lme49990. Meglio un alternativo altrettanto moderno ma bipolare tipo opa1612 (che tra le altre cose suona meglio del 2134 ed ha caratteristiche superiori al 275). Also the gain/phase plots are missing as well. 15ppm, intermodulation way below that, 1. Aug 24, 2012 · xslavic. opa1612 opa1656($3) have thd performance better than -140db. Likes: 612. OPA1612 is open sounding but is a little warmer possibly because of the lower midrange roundness. NE5532 is very flat and even sounding but is no comparison to OPA1612. • Fast Settling Time: supply voltage of ±4. Outputs: Differential vs. TI's SoundPlus opamp family are astonishingly superb designs. Operational amplifiers (op amps) Audio op amps LME49860 2-channel, 44-V, high-fidelity, high-performance audio op amp Data sheet LME49860 44V Dual High Performance, High Fidelity Audio Operational Amplifier datasheet (Rev. LME49990, LME49710. Opa1612 is generally slightly light weighted but very balanced otherwise. NE5532 is very flat and even sounding but is no comparison to OPA1612. OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). Zeby nie. I don't know if this was because of the op-amp or how the active LP filter. The advantage of the OPA1612 in my experience is that you don't have to throw 20% or more of them away due to noise. Modding the Onkyo SE90. Shares: 290. Lower THD+N. LME49860 This is a very sophisticated and smooth sounding opamp. Jul 4, 2009 · By newer I meant. OPA627 OPA627 OPA627 1k2 1k2 5k6 1k2 1k2 4k7 5k6 10k 4k7 680p 3n3 10k 470n 10µ. . shia mosque near me