Opa1612 dip8 review. 99-. Level of transparency and detail retrieval are better compared to stock OPA1612 and few others I tried from LME/AD/OPA series. Features: –Designed by Andrew Sparks of Sparkos Labs –Available high quality discrete Class A opamps in this listing . The amp remains totally silent even with its volume at maximum. First is my Matrix M-stage HPA-1 desktop amp using Tidal HiFi into a Schiit Bifrost Uber. 販売コード 110255 型番 ae-opa1622-dip8 発売日 2016/03/01 メーカーカテゴリ 株式会社秋月電子通商 PAIR OPA1612 Opamp in DIP8 adapter for VTV Amplifier Custom Buffer $ 48. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. 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. This is also AKM's recommended opamp in many AKM DAC's in both IV and LPF stages. Great table. Mar 14, 2010 · OPA1612 is fuller sounding - especially lower midrange but also more dynamic. This is most noticeable in symphonic music played by large orchestra. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. Dec 7, 2023 · Get any OPA1612 or 1656 @ fair price for great performance, safe value ! Why do you think 3E Audio and Sylph Audio removed their DIP8 socket from their last PFFB TPA325X modules and got the OPA1612 as stock OP amps ? OPA1612-Q1: 1Mb / 31P [Old version datasheet] SoundPlus High-Performance, Bipolar-Input Audio Operational Amplifier Burr-Brown (TI) OPA134_071: 403Kb / 14P: Nov 24, 2022 · Small update of the opamps change on my Aiyima a07 Pro. 004 % when modern types are way way way below that in the . Jan 26, 2022 · Less harshness in the treble, better definition of the bass, an excellent soundstage, mediums are also a bit more natural. the OPA1612 at ~1 nV/rtHz. These devices also have a high output drive capability of ±30 mA. 000015 % range and bandwidth will Dec 11, 2019 · 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 hump"-style distortions to audio files The OPA1611 (single) and OPA1612 (dual) bipolarinput operational amplifiers achieve very low 1. Jun 7, 2016 · Work in Progress. Psychic contributors here now . - high levels of DC precision are generally not required by audio customers (audio equipment makers). Find parameters, ordering and quality information Sep 2, 2021 · The included stock OpAmp is a dual Texas Instruments OPA1612. 25 V to ±18 V Device Information(1) 2 Applications PART NUMBER PACKAGE BODY SIZE (NOM) • Professional Audio Equipment OPA1612-Q1 SOIC (8) 4. Jan 10, 2016 · He talked to me about OPA1611's versus OPA134's as well as the OPA1612's versus OPA2134's. Ma config : Ampli TPA3255 by Mar 17, 2019 · But for MC phono pre-amps a low noise bipolar input op amp like the OPA1612 would give the best noise performance. Both the Fosi V3 and Sep 8, 2024 · Texas Instruments OPA1612 SoundPlus™ Audio Op Amps feature superior sound quality, achieves very low noise density, and provides ultralow distortion of 0. This gave me a chance to General Description: 994Enh-Ticha Dual Discrete Operational Amplifier DIP8 The 994Enh-Ticha is a dual high performance discrete operational amplifier designed for professional audio applications and areas where ultra-low noise, low distortion and highly linear uncolored performance is required. May 13, 2024 · NE5534 is a classic go too low noise typical Vn be about 4 nV√Hz as with modern low noise OPA1612 Vn be about 1. It is great to have some measurements behind the OP amp selection. Just did an A/B with 2 opamp buffers on my Hypex NC500 monoblocks, which I normally use with no buffer, as the dac has enough gain to drive the NC500 modules direct. Mar 17, 2019 · For a DAC chip with a low output current, I would suggest op amps with FET type inputs, either JFETs or CMOS. Feb 13, 2016 · Recently I reviewed the Nord Three SE 1ET400A Dual Mono Stereo Amplifier. 1uF X7Rs pin 8→gnd, pin 4→gnd and pin4↔pin 8. OPA165x Ultra-Low-Noise, Low-Distortion, FET-Input, Burr-Brown™ Audio Operational Amplifiers 1 Features • Ultra-low noise: – Voltage noise: 2. If possible, you could try all of the three op-amps from above without getting worried to get oscillations. Manufacturer Dec 10, 2015 · 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. Dual OPA DIP8 (Unit) The TI OPA1612 dual operational amplifier benefits from excellent technical characteristics, allowing very good electrical and audio performance. We would like to show you a description here but the site won’t allow us. Thanks in Apr 10, 2019 · By newer I meantnewer, because OPA1612 is a newer design then let's say NE5532 or even LM4562. • Wide Supply Range: ±2. These were wired to use USB input to the Swing from my laptop, the DAC (fixed voltage) RCA outputs of the Swing to the RCA inputs on the Fun, and the Hifiman He560, Sennheiser 800, and Campfire Cascade (with Cloth pads) used for all listening sessions. Jun 7, 2016 · Before writing this review I would like to say many thanks to Mr Charles from Burson Audio for sending me the hybrid op amps for review purposes. Sep 15, 2023 · Matrix Audio Mini-i Pro 3 Review – Third Time’s a Charm; January 17, 2021 SMSL SP400 Review – A Flawed Masterpiece; October 18, 2021 Moondrop KATO Review – Mid-Fi at its Best! February 9, 2020 MoonDrop Starfield IEM Review; February 5, 2022 The ONE to Beat: Burson Soloist 3X Grand Tourer Review; January 19, 2022 Frequency (Hz) Voltage Noise Density (nV/ Hz) 1 10 100 10 100 1k 10k 100k 1M 10M C020 + + ± ± Treble Bass +15-15 1/2 OPA1656 1/2 OPA1656 Input Output Pad Product May 15, 2022 · Buggle2 Riaa board. Upgrade for XDUOO XD05 Pro While the configuration of XD05 Pro, featuring OPA1612 integrated OpAmps provides already a sonic experience of high quality, one can recognize shortcomings in instrument separation, soundstage and attack. Part #: OPA1612. 8-nV/√ Hz noise density with an ultralow THD+N of –119. ti. Et comparé le tout a un smsl c100 c'est comme si le c100 gommait les aspérités de la musique. But that does not say anything about the SQ. The new OPA1622 delivers lowest distortion and noise, high linear output current, and low power, enabling the highest performance for professional and portable audio applications. Test done with only one channel swapped, so it's quite easy to compare this way (also swapped the opamp for the other channel, background noise moved into the other ear). 9 nV/√Hz at 10 kHz TI’s LME49860 is a 2-channel, 44-V, high-fidelity, high-performance audio op amp. Dec 15, 2015 · Texas Instruments (TI) introduced the newest addition to the company’s Burr-Brown Audio line, a next generation of the widely adopted OPA1612 audio operational amplifier (op amp). 00- Dec 28, 2018 · It is designed for low noise for its application, but is still ~12 nV/rtHz compared to other low-noise audio op-amps, e. The device is specified from –40°C to • Rail-to-Rail Output +125°C. Jun 9, 2024 · The OPA1612 (dual) bipolar- input operational amplifiers achieve very low 1. In order to satisfy this itch, I ordered the Sparkos dual discrete opamps from the manufacurer site The OPA172, on the other hand, might not possess the robustness and flexibility offered by the OPA1612, limiting its appeal for more demanding applications. 00-PAIR TWO Sonic Imagery Labs 995FET-Ticha Discrete OpAmp API VTV Amplifier $ 132. MUSES8820 is the best, IMHO. I also refurbish large format recording consoles. Physically, the SS3602 is just 2 square PCBs with circuitry on the top and DIP-8 pins on the bottom. 1 nV/√Hz noise density with an ultra-low distortion of 0. Mouser offers inventory, pricing, & datasheets for Texas Instruments OPA1612 Series Audio Amplifiers. Mar 25, 2017 · I had read up a lot of blogs about discrete opamps, and I wanted to see what the fuss was about. Although, I have to think that all of our hard work achieving ultra low noise in phono preamps goes out the window as soon as the needle touches the vinyl, and circuit noise is swamped by mechanical noise in the system. Sep 29, 2023 · Sparkos SS3602 Dual Discrete Op-Amp Design. Apr 21, 2019 · Sound: For purposes of these tests, I started out with a Burson Swing and Fun DAC and amplifier. Low output current would mean the transimpedance gain of the I/V circuit will be high, and the input current noise of the op amp will be a significant contributor. The OPA2210 is a jewel ! I tested the OPA1622, OPA1612, OPA1656, OPA1692 The OPA2210 definitely worth trying as I said before ! Opa2210 A mon oreille en lpf de pcm1793 smsl l opa2210 sonne mieux que opa1612 opa1642 opa627 opa1656 lm4562 et muses02. Other Parts Discussed in Thread: OPA1612, OPA1642, RC4136 I use these amplifiers for pro audio. AUDIOPHONICS OPA1612 Dual OPA DIP8 (Unit) - reviews - There is OPA1612 Super OP amps. Texas Instruments OPA1612 Series Audio Amplifiers are available at Mouser Electronics. Tested a lot of OP, including LME49720, OPA1612, OPA1642, MUSES8920 and MUSES8820. You should be able to find single-to-dual DIP8 adapters for mounting 2xAD797 on a DIP8 socket. 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. Be the first to review “PAIR OPA1612 Opamp in DIP8 adapter for VTV Amplifier Custom Buffer” Cancel reply Feb 11, 2021 · Dont make me laugh, if you can't hear the difference 5532 vs OPA1612 than you should not be very concerned about SQ (in your case). 1-nV/√Hz noise density with an ultralow distortion of 0. 1-nV/√ Hz noise density with an ultralow distortion of 0. May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. Old op-amps such as the LF412 and TL072 are more than good enough for 99% of audio applications. Products Precision op amps (Vos<1mV) INA1620 — High-fidelity audio operational amplifier with integrated thin-film resistors and EMI filtering OPA130 — Single, 1-MHz, 20-pA bias current, 530-µA power, FET operational amplifier OPA131 — Single, 4-MHz, 50-pA bias current, 750-µA power, FET operational amplifier OPA140 — Single-channel, 11-MHz, low-noise 36-V JFET precision operational Jan 21, 2022 · You have answered another one of my questions before I ask - input impedance - I was reading earlier about OPA1656 vs OPA1612, and bipolar vs FET. On Saturday I have received the OPA1612, I have already installed them and since that day they are working all day in the place where I had planned to use this amp. Jul 4, 2009 · OPA1612 is relatively new opamp and is widely used in several medium-priced but also high-priced DACs. ••• opa1612 original OPA1611 Audio operational amplifier chip opa1612aidr OPA1611aidr SOP8 to DIP8 OPA2604 U upgrade 5. 90 mm × 3. File Size: 1MbKbytes. The OPA1612-Q1 device is available in a SOIC-8 3. Page: 31 Pages. In conclusion, the OPA1612 DIP8 is a top-tier choice for audio amplification, boasting superior performance in terms of noise reduction, dynamic range, and power efficiency. They provide significant increase in detail and soundstage. J'ai tout testé de l OPA1612, OPA627, Genuine NE5532, OPA1611, OPA1622, Burson V5i, MC33272 etc etc Avec les OPA1656 = la crème de la crème, les OPA1612 restent mes préférés. I use it in two devices. The owner then ordered a set of Sparkos Pro SS2590 discrete opamps. 2 dB at 1 kHz, while driving a 32-Ω load at 100-mW output power. The XD05 Plus can support smaller dual SOIC OpAmps via a socketed SOIC to DIP8 adapter or can be replaced with a pair of single OpAmps in the two DIP8 sockets. Jul 4, 2009 · V5i brought about a drastic change by controlling the bass better, making the hit/slam quicker, less bloomy, opening up the mids and extending the highs which the XD05 badly needs. ” For those who want to do just that, it is difficult selecting which op amps to “roll with”. 1-nV/√Hz as well as an extremely low distortion level of 0. It ensures a very low noise density as well as an extremely low distortion level. It appears that the OPA1611/2 have a lower noise voltage, wider bandwidth and higher slew rate than the OPA134 and OPA2134's. That unit came with the Sonic Imagery's 990ENH discrete operational amplifier ("opamp") in the buffer stage (pre-amplifier). 1 nV√Hz CMRR was respectable at 100dB for the 5534 But modern types up to 120 dB Distortion real world for old opamps be about . Dec 9, 2019 · Basically, doesn't matters what opamp I stick into the DIP8 socket, the background noise is still lower then LME49860. OPA1612 sounds better than any transistor preamp I've ever heard and better then my own 6N6P 2 case -no barrels hold- 36kg monster preamp with a 100% double blind test win rate. 000. The discrete op-amps feel much more robust and sturdy than their IC counterparts. I had also read a lot of reviews calling out that the discrete opamps have more noise due to the design than tightly packed single die IC opamps. The OPA1612-Q1 device is a dual, SoundPlus, bipolar-input operational amplifierthat achieves achieve very low 1. 6 mA per Channel package. 1-nV/√Hz and an extremely low distortion level of 0. My statements were verified: - OPA1611/1612 are optimized for better distortion than the OPA211 (already pretty good). Aug 3, 2019 · In the review of the Fosi V3 (Fosi Audio V3 Amplifier Review), Amir wrote “There are replaceable op-amps for those of you who have nothing better to do than mess with the design. The Audiophonics OPA1612 operational amplifier is based on an authentic Texas Instruments 1612 chip. 0 6 Reviews ౹ 53 sold Color: opa1612a(sop8) The OPA1622, dual, bipolar-input, SoundPlus™ audio operational amplifier achieves a very low, 2. 00-PAIR OPA1612 Opamp in DIP8 adapter for VTV Amplifier Custom Buffer $ 48. Staging and imaging are phenomenal. 000015% at 1kHz. 0mV appears across the 47KΩ non-inverting input load resistors and at rest the finished The VTV Amplifier custom input buffer board’s modular design allows any DIP8 dual discrete or API form factor discrete opamp of your choice to serve as input buffer. Aug 22, 2009 · I talked to a TI/B-B applications engineer today. The Audiophonics OPA1612 operational amplifier is based on an authentic Texas Instrument 1612 chip. The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. I used polystyrene caps b/c they can be had surplus in 1% values. 1-nV/ √ Hz noise density with an ultra low distortion of 0. Apr 27, 2023 · OPA1612 Dual OPA DIP8 (Unit) - Audiophonics The TI OPA1612 dual operational amplifier benefits from excellent technical characteristics, allowing very good electrical and audio performance. L'Opa1692 sonne bien aussi. 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). Pin can be left floating or connected to any voltage between (V–) and (V+). The OPA1611 and OPA1612 offer rail-to-rail output swing to within 600 mV with a 2-kΩ load, which increases headroom and maximizes d Features •1 Superior Sound Quality Dec 6, 2018 · Just replace the original op-amp with one with a similar specification, if it's not possible to find an exact replacement. Ils apportent du micro détails, améliorent grandement la scène sonore, et subliment le hut du spectre. 00-Staccato OSH DHa Double Discrete OpAmp DIP8 Format $ 78. 91 mm Oct 15, 2014 · Texas Instruments' OPA1612 (dual) bipolar-input operational amplifier achieves very low 1. now lets see and talk about my Audio Gears for testing V5i: with dual to mono adapter somehow I managed to install the 2 V5i Single inside the well known LD I+ hybrid tube amp. Apr 10, 2019 · 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). It is a little bit cleaner and perhaps because of that instruments are more defined in space. Transients are stronger, both rimshots of snare drum and big-band trumpets. Sep 14, 2021 · The DIP8 socket has 0. g. The enclosure is cast Al/Zn, at 0V and everything “grounded” only via the cable shields to the main preamp. It ensures a very low noise density of 1. What is my opinion from the subjectivity of just listening to music?, I think it is a great product considering its price. I don't care about listening tests or something else, just want to use the technical better one in my amp. Download. The TI OPA1612 offers rail-to-rail output swing to within 600mV with a 2kΩ load, which increases headroom and maximizes dynamic range. OPA1611, OPA1612 www. This OPA provides very good electrical and audio performance. Sonic Imagery Labs 994Enh-Ticha DUAL Discrete OpAmp DIP8 VTV Amplifier $ 88. Description: SoundPlus High-Performance, Bipolar-Input Audio Operational Amplifiers. This is my mini-review of Burson Audio Supreme Sound V5i op amp. It provides a very low noise density of 1. 001 to . The OPA1612 offers rail-to-rail output swing to within 600 mV with a 2 kΩ load, which increases headroom and maximizes dynamic range. So, it is a different design and chip. Mar 9, 2023 · 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 Mar 22, 2022 · These are probably among the two highest of the best sounding dual opamps around today. Even AD797 or OP627 cant hold a candle vs OPA1612 in terms of SQ - the difference is HUGE! My preamp sounds best with OPA1612 for gain and OPA2192 as buffer. The OPA1612-Q1 device offers rail-to-rail output swing to within 600 mV with a 2-kΩ load, which increases headroom and maximizes dynamic range. Whether it is that noisy for you depends upon your application. 000015% at 1 kHz. Currently, I require opamps in the DIP package. 00-VTV Amplifier Hypex PAIR Input Buffer Cable Mogami NC1200 NC2K $ 22. xiyzztezzceriwygduzpddkxexvrzjaqswltbfghdgmpsbcsk