Nc252mp vs purifi forum

Nc252mp vs purifi forum. 2uF load, NC252MP cannot be used with it. 2. Company was kind enough to send me a complete, assembled kit consisting of two modules, power supply and case, ready to go. #1 · May 24, 2021 (Edited) I had Dylan of Buckeye Amps build me a pair of 8 channel amps based on the Hypex NC252MP modules. The Purifi Eigentakt seems to be getting the most attention from reviewers. Oct 27, 2021 · phoenixdogfan said: I have the Purifi and it's completely inaudible. May 28, 2020 · I also saw the NC252MP review by Amir (the IOM offering), which is slightly lower in SINAD. 00 for just 2 channels I think a 6 channel Hypex NC252MP makes more sense. I run them both on the highest db setting out of the Denon. The one thing I noticed from Amir's reviews is that the Purifi, the NC400 and the NC500 measure lower for power output at 4ohms then advertised, which is because Amir doesn't use 1% THD as the benchmark for distortion (which makes sense). Reviews of VTV build quality vary widely. Nominal impedance 8 ohms. 2uF, 4. I do own a VTV Purify with their buffer and the Sparkos -- my advice: avoid the Hypex Eval buffer, the Sparkos sounds much better. May 3, 2021 · Bellingham, WA. The Purifi 1ET7040SA DM Luc Dual Mono Amplifier and the Hypex NCx500 DM Lux Dual Mono Amplifier. I use Nord-assembled 4-channel amps for my main system, which requires 8 channels for a pair of Linkwitz LX521. 4-Channel 250W. I can't imagine I'll need more watts than what the NC252MP offers, but would buying one of the more powerful modules bring an overall Feb 15, 2024 · Feb 15, 2024. The amplifier is an assembly affair as all active electronics are contained in the Hypex NC252MP stereo class D amplifiers with integrated switching power supplies: So the main job is routing the wiring to each module Mar 22, 2023 · -Freya+, Eversolo DMP-A6, Bluesound Node 2i, VTV Purifi, Buckeye 3 channel Purifi, Buckeye 2 channel NC252 MP, Emotiva PA-1 monoblocs, Onkyo RZ50, Topping D90SE, Revel F208, Infinity RC263, Kef surrounds, Monoprice M-10 V2, Infinity Sub R-12, LG C3 evo. On the one hand, it would seem unnecessary if the Hypex-based amp is already audibly transparent. It is on kind loan from a member and costs US $2,090. The Purifi modules are ~290 EUR/each at today's exchange rate. Also, I say don't go for the NC252MP, (vs. Pretty big markdown and tempting but I think I'm going to wait a bit and hold onto the Halcro for now. speakers) Dec 21, 2020 · Dec 21, 2020. A250W4R (classAB) burst measurements into 4ohm//2. The looks are fine for a well-priced build: The unit is quite light courtesy of rather thin sheet Sep 26, 2022 · Sep 30, 2022. output power at 1kHz/4ohm, the other is THD vs. May 12, 2020 · Audiophonics HPA-S400ET (2x Purifi 400 + 1x Hypex 1200 PSU) - approx $1400USD; Benchmark ABH2 - $3,000USD; My main questions, then, are what people's thoughts are on: The $500 extra for the Purifi unit. But a Purifi amplifier rated at approx. Nowadays, you can get a Purifi Stereo amp for less than a double mono NC400 DIY kits. I was originally looking at a NC122 but it was $489 while the NC252MP was $499. , 2-channel) amplifier offerings from Buckeye and VTV. The spectrum is shown up to 85kHz, but only 22kHz used for distortion calculation. May 12, 2020 · The Purifi is more resistant to frequency response variations with speaker impedance in the audible 10kHz to 20kHz range than Hypex. High performance Class D amplifiers like the Hypex NCORE and Purifi Eigentakt offerings bring many benefits over traditional Class AB amplifiers, such as higher power efficiency (95% vs. The NCore (and Purifi) amps typically come packaged with input stages that raise overall gain beyond what the amp module itself can do - but even so, most Class D amps come factory preset with gain in the 20dB range, often with gain selectable up to about 25-26dB. This breakthrough allows complete optimization of the feedback circuit and improves performance by at least an order of magnitude. Because playing music means being close to idle most of the time, with random power bursts. The owner/builder is @ Buckeye Amps on our forum. EB1000 said: In terms of value and performance, I'd go with the NC400. Based in the US. 2uF load, under any conditions, below is the proof The test is made at 1kHz, with 22kHz BW (this is to prevent the objections of those like @Julf, @amirm and others who keep saying that the behaviour above 20kHz is unimportant). It costs US $1149 as of this writing. WiiM Pro - Mola Mola Makua - Apollon NCx500+SS2590 - March Audio Sointuva AWG. VTV does not provide a photo of the inside of this amp, for me to make my own judgment. I just r eviewed the 6-channel Buckeye Hypex class D amplifier. $925. Ultimately the Purifi Eigentakt line trades some power for ultimate low distortion compared to Hypex NCore. 2uF and 4. Input Sensitivity = sqrt (125*8) / 10^ (25. frequency into 4R7 // (2. Hey glad to see an owners thread, a very welcomed milestone. Dec 23, 2022 · 2. Apr 18, 2023. Having too many unique skews / parts is to track is a common problem manufacturers May 8, 2020 · Feb 14, 2021. Mar 22, 2023 · -Freya+, Eversolo DMP-A6, Bluesound Node 2i, VTV Purifi, Buckeye 3 channel Purifi, Buckeye 2 channel NC252 MP, Emotiva PA-1 monoblocs, Onkyo RZ50, Topping D90SE, Revel F208, Infinity RC263, Kef surrounds, Monoprice M-10 V2, Infinity Sub R-12, LG C3 evo. Mar 17, 2021 · Yeah well, the VTV Purifi with VTV buffer & Sparkos SS3602 is actually about $800 more than the NC252MP so maybe that persuade me the former is more transparent -- could be. Do people have a preference between these Feb 7, 2021 · 2. 1% distortion. The Purifi wiring options are different with the XLR connectors mounted to the board in the EVAL-1. 9. At this price level, this Monolith 8 channel amp seems impossible to beat, not even buckeye's. PC - RME ADI-2 DAC FS - Neumann KH 80 DSP 4. Will be powering with generic PSU +/- 50V. My mains are 86 sensitivity so I'm using the Hypex there, with Purifi for center. Feb 2, 2024. Jul 11, 2021 · Founder/Admin. "The EVAL_AUDAMP24 GaN e-mode High Electron Mobility Transistor (HEMT) evaluation board is a two-channel, 225 W/ch (4 Ω at ±43 V) or 250 W/ch Aug 9, 2021 · As far as I can tell the Purifi 1ET400A is basically a Hypex NC500 with a few tweaks. I was initially aiming at NC252MP which is 2x250W@4R and MP means that it has integrated SMPS on the same board. PC - Keysion ES2981 - Truthear Zero Red Feb 15, 2024 · I am getting itchy about upgrading to a more powerful Hypex-based amplifier and I wonder whether there would be an obvious advantage on having the extra punch (apart from the possibility to upgrade to harder to driver speakers). I have very low distortion and extremely high quality clean speakers. Apr 26, 2023 · Although the Purifi 1ET400A is small and lightweight compared to other power amplifiers, it can handle the song's dynamic range without any difficulty. Learn Jul 3, 2019 · History repeats itself as Hypex NCore NC500 x NC1200 are both 700W in 4 ohms, but 550W x 1200W in 2 ohms. Sonic Imagery 990Enh-Ticha. sparkoslabs. Dutch-boy (0. NC400 : Price/performance. Model 990Enh-Ticha Discrete Operational Amplifier. They use the OEM NC252MP modules from Hypex. The Hypex Nilai is the latest and greatest and the most expensive choice. Jul 3, 2019 · Seattle Area. Class D is all about high efficiency so why not spend a few more bucks and go It is hard to tell apart AHB2 vs 333 but easy to identify the Class D Purifi once we have heard all three on the same or specific songs. 0014 dB. 2 TM build, Dayton C-Note build, Carmody S2000 build, Selah Integrity build, GR XL-S Encore and LGK2 builds, Bagby Mandolin build, Purifi SPK5 rebuild Apr 28, 2024 · Message Seller. However that leaves you with 6 channels of needed amplification and a mismatch of wattage (200 X 2 vs 120 X 5) with the 2 Rotel amps you currently have. 5Vrms output from NC252MP, the amplifier works "better", but still unacceptable. Many built in protection features built in the evaluation board. 4uF, 22uF, 33uF at 1kHz. Dec 8, 2021. frequency at 100W/4ohm (SE) and 200W/4ohm (BTL). Hi all, quick question. 5 I owned not long before and the Pass was $4000 more expsensive, so maybe not. I have read glowing reviews of both amps, and the Buckeye is priced similarly to Purifi's base model (without an op-amp upgrade). Jan 6, 2024 · Jan 6, 2024. Sep 29, 2022 · Oct 26, 2022. But I also though the Purifi was more transparent than the Pass Labs X150. the Purifi), the Purifi is a significant step up in transparency. g. (This judgment is subjective, and as some would say, might only be my imagination ) Feb 2, 2024 · NC252MP (class D) vs. 6dB). Jul 3, 2019. Calculations from the data sheet shown below. Nov 11, 2020 · 2. May 22, 2022 · Pro Discrete Op Amp. 2cubic foot) DIY cabinets. Last edited: Jan 18, 2024. The only thing that might be a issue is that the amp module's input cable shielding is also connect a Pin 1, (and thence to Gnd), rather being directly connected to chassis Gnd with its own connection. PC - Keysion ES2981 - Truthear Zero Red May 7, 2024 · PURIFI. Aug 31, 2022 · The Purifi amp you're looking at has 25. In case of NC252MP, there is an interesting dependence of the amp stability/distortion on capacitance value. Authorized seller for Hypex and Purifi Class D amplifiers. One thing to keep in mind is the size of the unit for 5+ channels, as the VTV is 19” wide by 20” deep, whereas the Buckeye is 17 x 13. 5W idling losses, B with 7W idling losses, their efficiency at full power will be almost the same (less than 1% Mar 22, 2023 · NC252MP (class D) vs. Aug 22, 2021 · I like the idea of the Purifi 1ET400A for the front three speakers. Dec 20, 2020. PC - Keysion ES2981 - Truthear Zero Red May 8, 2020 · My VTV NC252MP has the XLR Pin 1 is connected to the XLR shell and thence to chassis Ground at the IEC ground connection point. Rochelle, Illinois. Both were very good, but IMHO, the Purifi is significantly better having superior transparency and dynamics. 00. Have a look at their datasheets. #1. Though with high capacitances 22uF and 33uF the module behaves nicely, with low noise and low distortion, with 2. Aug 22, 2021 · 7561 posts · Joined 2009. 1. 400/800 Watts into 8//4 Ohms with good delivery below 4 Ohms could be a game changer for high end audio systems. 2ch Purifi 1ET400A = MSRP ~ $1450. com. I just reviewed the same amp but with SIL 994EnH-Ticha Pro buffer so you can compare them. So the VTV NCX500 is likely going to be my choice. Oct 27, 2021 · 2. Mar 22, 2023 · Thanks. Personally, I like VTV’s case better, plus the extra yr of warranty. May 12, 2020 · So for bi-amping I would use a multichannel amp with a powerful NCxxxMP unit (e. Dec 1, 2020 · I recently purchased the Revel F226Be's as my first set of speakers which are rated at the following: Recommended amplifier power range 50 – 200 Watts RMS. 159873-105299. It would be dependent upon whether the input voltage in question is sufficient to drive both amplifiers to their respective maximum outputs (without clipping the 252's input in the absence of clamping). Aug 31, 2022 · Had both Purifi (Apollon Purifi Mini) and many Ncore amps on hands for testing (NC122/252/250/500MP, NC500 OEM) and didn't find any difference when listened at the same level. @Chromatischism That being said, their behaviour regarding Gain and max SPL before clipping differed quite a bit each others. I left the entire system powered up 24 hours a day, even when not in use. Location. 2020 for a pair of LXmini. The Purifi is power rating is 250/500/950 watts at 8/4/2 ohms. Dec 21, 2020 · If you wanted to minimize the skews to stock on-hand or reduce your chance of putting the wrong power cord with a wrong unit, then maybe just consider stocking only the physically larger AWG units (12 AWG/20A/Copper vs 14AWG/15A/Copper) until you need different. Sep 27, 2023 · This is a review and detailed measurements of the Buckeye NC252MP balanced stereo class D amplifier. Mar 22, 2023 · Though the class AB amplifiers I have here work normally with this load and even with 4R//2. PC - Keysion ES2981 - Truthear Zero Red Dec 23, 2022 · Also thread below has prelim testing of the Buckeye Purifi amp that shows the same elevated distortion at higher power output as Amir's review. e. I'm wondering if my Hypex NC252MP amplifier is overheating in its Ghent Audio case. Acerun said: I actually now have both Purifi 400 and Hypex NCx500 amps. power at 1kHz into 4ohm resistor load and 4ohm resistor in parallel with 2. For Sale is a Nord Three Purifi Amplifier in excellent condition. I designed the Purifi/Hypex Input Buffer for this exact purpose. Zaph 5. But it's also left me feeling a bit baffled and concerned about whether the whole thing is a bit of a crapshoot or Mar 22, 2023 · We have seen that in case of capacitive load component of 200nF - 4uF the load negatively affects resulting noise and distortion of the NC252MP in the way they become audible. Seems that Hypex Ncore is a middle ground in high end class D modules, placed somewhere between Hypex UcG and Purifi according to several forum members. bridge-tied BTL mode. Below the comparison of THD+N vs. 2uF load NC252MP (class D) vs. I tried the load 4R7 in parallel with 2. Since the current RB-1552 MKII is $1500. The speakers have a sensitivity of 85 dB at 2. PC - Keysion ES2981 - Truthear Zero Red May 8, 2020 · This should help with the power down transient. May 24, 2021 · 516 posts · Joined 2000. It is understandable, it is a popular forum and is closer to social network discussions like facebook then to engineering and scientific view. 5 Jul 25, 2021 · If you are asking about the internal wiring for the audio inputs, I recently tested the Mogami cables vs ribbon cable and did not find any major SINAD measurement between them on a Hypex NC252MP. Mar 22, 2023 · NC252MP comparison of THD+N vs. 4. Free shipping and worldwide service! Hypex NC252MP. Seattle Area. This would be one reason to choose Purifi over Hypex. It is from Vacuum Tube Values which gets cases made with their logo and then assembles various Ncore Models. To really compare amps, you need revealing speakers first. I was dead set on the Purifi 400s but after speaking with Apollon Audio, he has pushed me towards the NC500 or NC1200 after showing Apr 18, 2023 · 242,574. If you want a low noise amplifier because you own sensitive speakers, the Purifi/NCORE will be dead silent. In comparison, the Pascal output impedance is between 6 and about 150 mOhm. Some amp manufacturers accept both types, like VTV. Looking forward to more Purifi and ICEedge amps being released. Yes, very few speakers would bring such impedance to the amp output, however, the engineering design should count with such possibility. Topping PA5 for tweeters, Buckeye Hypex NC252MP for midrange &. Apr 4, 2021 · VTV Purifi stereo amp with VTV buffer with Sparkos op amps. If not, then as explained above, they will produce the same output voltage. Last edited: Nov 3, 2020 Zaph 5. I bought the amplifier early this year. Phone - Tanchjim Space - Truthear Zero Red 5. This is a review and detailed measurements of the Buckeye Hypex NC252MP based, 6-channel amplifier. Mar 22, 2023 · With burst amplitude reduced to get 20. Jan 6, 2024 · San Francisco. This is a follow up teardown to that review. Jun 19, 2023 · After researching this forum it seems that all 3 choices will sound the same. Sep 27, 2023 · -Freya+, Eversolo DMP-A6, Bluesound Node 2i, VTV Purifi, Buckeye 3 channel Purifi, Buckeye 2 channel NC252 MP, Emotiva PA-1 monoblocs, Onkyo RZ50, Topping D90SE, Revel F208, Infinity RC263, Kef surrounds, Monoprice M-10 V2, Infinity Sub R-12, LG C3 evo. Conclusion The "beefy" class AB amplifier has a bit higher distortion with traditional measurements at 1kHz (with 20kHz BW), but it handles much better the complex load with capacitive component of -40°/20kHz. Note that both the 1ET400A and the NC500 will need an input buffer as they have quite low input impedance. Decided to do 4 channels as I can use to biamp or bridge to stereo if I need more power. And I definitely have a lot of thanks to give to the AVS communityyears of asking questions and reading up has helped me tremendously. If you drive your speakers pretty hard or use bass boost, you might hear slightly better bass with more power. Both sound great with Purifi having a bit less power as everyone says. LG 77C1 - Marantz SR7005 - Apollon NC502MP+NC252MP - Monitor Audio PL100+PLC150+C265 - SVS SB-3000 3. I'm just a bit confused about the sound quality between all the various models. Mar 22, 2023 · Completely inaudible phenomena are debated and main failures are overlooked, due to lack of knowledge and also lack of explaining of less popular issues. 4. I cannot comment on A-S1200 vs NC252MP. Mar 21, 2023 · 2. This is a review and detailed measurements of the Purifi 1ET400A Class-D amplifier module. Dec 21, 2020 · Okto DAC8 Pro for active crossovers made in rePhase & REW. #19. #3. Same size case, $10 more, twice the power, it was a no brainer. Worked perfectly out of the box and has ever since. ruzun said: The Monolith 8 channel NC502MP 200wx8 channel amp is on sale now for $2149. . #44. If you want to play around with op amps/buffers, that's another consideration of which model you might want. Oct 27, 2021 · This is a review and detailed measurements of the Buckeye Hypex NC252MP based, 6-channel amplifier. May 8, 2020 · It's a common issue: gain is not the same as power. The L700 are not that sensitive. Feb 20, 2022 · Great work and thanks again, one update is that Buckeye's NC252MP 2-channel Amp has increased from $529 to $579 (I think due to his new Input and LED boards) so now same price as VTV but with longer lead times (3 months vs 4 days). $1,649 USD. Please see below. Would not change that arrangement. Michael7979 said: Hello. Feb 20, 2022 · The really expensive Apollon one in the table is actually dual-NC252MP, running bridged, so not comparable with the others. 2uF capacitor load This is the proof that the NC252MP is unusable with 4ohm//2. Duh! I had forgotten about Amirs review of the IOM NC252MP amp - thanks. JDS Atom headphone amp fed from D10s analog outputs for either Sennheiser/Drop HD6XX or 7Hz Salnotes Zero:2 IEMs when at home. 0) 0 reviews. The Hypex power rating is 380/700/700 watts at 8/4/2 ohms. Depending on your speakers, it may not make a difference or make a subtle one. The PA7 Plus is stylish with firm switches that have nice action. This is a review and detailed measurements of the Topping PA7 Plus stereo class D amplifier. It was kindly drop shipped to me by a member and costs US $575. Mar 22, 2023 · NC252MP is unable to work with 4ohm//2. Warren checked and new NC252NP modules are out until August 20. May 3, 2021. One is THD vs. Dec 21, 2022. decoupling nc252mp. So I’ve concluded the NCX500 would be the most cost effective. 83V/1m) 90 dB. The Purifi 1ET400A manages to strike a fantastic balance between order and aggressiveness, as well as composure across all frequencies while listening to “The National Anthem” by Radiohead. Jan 15, 2022 · The idea of "running cool" is mainly related to the dissipated power at idle. the_hamster 2 said: There’s a March Audio P502 (used) up for sale on AudioGon for $675 plus $27 shipping. Dec 21, 2020 · For the NC252MP specifically as it nominally has power ratings that double when impedance is halved (125W x 2 @ 8 ohm, 250W x 2 @ 4 ohm, 500W x 1 @ 8 ohm) the input sensitivity stays the same. The output impedance: Depending the frequency, the Purifi output impedance is between 0. Dec 19, 2021 · #1. I have both. I can share with you is the speaker distortion is way bigger than amps. Nevertheless, Amir's measurements indicate the Hypex has higher levels of THD+N at higher power levels. They have not disclosed the cost of the unit. #302. Jan 30, 2022 · Buckeye 6 Channel Amplifier Review. Jul 30, 2021. That would not break the bank and it has to be seen this sounds less good than a system with a Purifi amps. His 2 channel Ghent builds are still $549 though and about 3 weeks lead times. MSB PAD-1 (ADC with AES out into Okto) for various analog sources and Technics SL-D2 for vinyl via Schiit Mani 2. So i narrowed my choices to two amps: 1- ATI NC527 ( i found a good deal being sold for 3,866 $ with shipping and customs) 2- D-Sonic M3A 2800 ( cost with Mar 20, 2023 · VTV has two 1ET400A amps and two NC1200 power supplies. This is a review and detailed measurements of the VTV Purifi class-D amplifier with the optional Weiss OP2-BA Op-amp (buffer/input gain stage). A couple of months ago I noticed that the amplifier case was always warm to the touch, even after hours without being used. It initially appears like the higher distortion onset starts at higher power output than Amir's review but I think that is because the measurement rig is higher noise. The looks are fine for a well-priced build: The unit is quite light courtesy of rather thin sheet metal. You can select power on/off or trigger input. PC - RME ADI-2 DAC FS - Neumann KH 120 II 4. -Topping D70, Monoprice THX 887, Dan Clark Aeon Open, Senn HD 58X, Focal Elex. It was sent to me by the company and costs US $549. If one takes two class D designs each outputting 500W, A with 2. 31 Vrms for 250W @ 8 ohms. I am the only owner. PURIFI’s continuing research into nonlinear control theory has produced the first mathematically exact largesignal model of self-oscillating amplifier controllers. 2uF + Ls) at 7V output voltage, compared to small class AB amplifier PM-AB2. It also seems that 1ET400A deals better with May 8, 2020 · According to Amir's test the 252 module is close to hitting close to its power rating at less than . Last time I shopped for the most transparent speakers I could find in the below $10,000 range I found them in a store in Toronto that powered the speakers with, surprisingly, class D amplifiers. I've become intrigued by the Hypex NCore amplifiers (particularly NC502MP) and this site is one of the few I've found with meaningful discussion and commentary about the various options available on the market. I am wondering if anyone has had an opportunity to make a direct, head-to-head comparison of the Purifi-based stereo (i. (Just acquired a 5-channel Purifi 1ET400A amp from them, and it's a thing of beauty. 65 mOhm. One 2-channel module within that amp has now failed. #2 · Aug 22, 2021. I am getting itchy about upgrading to a more powerful Hypex-based amplifier and I wonder whether there would be an obvious advantage on having the extra punch (apart from the possibility to upgrade to harder to driver speakers). They both perform well. As a result I no longer need one of my 8 channel amps from Buckeye. 0001 and 0. Official US Manufacturer of Hypex and Purifi amplifiers. That would have been true before Purifi became a thing. You won’t notice a difference in sound. May 8, 2020 · VTV is an unknown, but popped up when I was searching for hypex amps on Hifishark. 2uF tested May 22, 2022 · EDIT: this amplifier, even as a monoblock, may need a larger case than many 7040 builds currently use so this may also delay the availability of these amplifiers. 05 and about 0. 2uF load (simulation of the worst-case elstat. Dec 20, 2020 · Seattle Area. 2uF load Much better in Purifi,more than double but still lower than the 2. Icepower 1200AS2 for woofers in 172 liter (6. Oct 17, 2020 · The NC252MP is comparable power but is much more energy efficient (even with 3 modules needed for 6 output channels). Mar 17, 2021 · The difference between NC252MP and Emotiva TA-1 is obvious on my speakers. Buckeye Amps. Jan 14, 2024 · Here are the 3 main candidates: Buckeye Hypex NC252MP 8-Channel, $1595 MSRP, 150 watts @ 8 ohm/ 250 watts @ 4 ohm, 1 year warranty. 2ch Hypex NC502MP = MSRP ~ $1195. Audio Op Amps Discrete Sparkos Labs SS2590 for amplifying audio signals in an API package for studio, professional, mic preamp, and console use. Sensitivity (2. The amp is almost the size of a loaf of bread and literally weighs nearly as much! Amazing how far amplification technology has come. I would say that the gain is a bit low, in isolation. Sadly i dont live in US to be able to test and return in case i didn't like the amp. 3dB gain, almost exactly the same as the NC252MP (25. I bought the first of these two amps in Jan. Their basic single-NC252MP model is the NCMP400 for €790 + VAT - still pricey, but less out of line. 2 TM build, Dayton C-Note build, Carmody S2000 build, Selah Integrity build, GR XL-S Encore and LGK2 builds, Bagby Mandolin build, Purifi Aug 30, 2021 · Aug 30, 2021. Jan 18, 2023 · Hello everyone, I have 2 comparative measurements of "normal" single-ended NC252MP mode vs. 425W @ 4OHM. Sep 28, 2022 · From the title I'm trying to find a good 7 channels amp to put my hard earned money without a regret. That doesn't necessarily need to be a high-end Class-D though. So, are readers here satisfied with current build quality of VTV Ncore amps that one would opt for a new unit from them vs the March (sold Nov 11, 2020 · I received the Infineon CoolGaN Class D amplifier EVAL_AUDAMP24 evaluation module GaN today. ) Sep 30, 2019 · System powered by a Nord 8 channel Hypex nCore (3 NC252MP modules, 1 NC122MP module) and Adcom GFA-535 amplifiers. 4uF it goes crazy. #4 · Sep 3, 2023. Aug 5, 2020 · 2. Thinking of taking the plunge and getting an Ncore amp. Jan 20, 2024 · I think the NC252MP would be a good choice and I found a seller, however on their website they post this warning: "This amplifier does not have a decoupling capacitor, so it lets the DC Freighter. Input Sensitivity = sqrt (P*R) / 10^ (G/20) 125W x 2 @ 8 ohm. It then has sensitivity of 2. 2uF load As I have been doing, quite intensively, wide range of power amplifier measurements, I have decided to compare 2 different power amplifier design philosophies, class AB and class D. Feb 29, 2024 · 1621 posts · Joined 2020. Don't know about the Hypex, have not heard it and I doubt I could cofirm a difference unless it was a level matched A to B blind test with rapid switching between the two. PC - Keysion ES2981 - Truthear Zero Red Mar 22, 2023 · 2. Hi everyone, I have an Audiophonics stereo Hypex Ncore NC122MP amp feeding a pair of ELAC Uni-Fi UF52. Dec 8, 2021 · 34. We can see that distortion slightly rises in the BTL mode, but stays low and we get about twice more power. March Audio said: I wouldn't presume class A/B has headroom unless tested to show it does. Ireland. 83 v/1m and a nominal impedance of 6 Ohms. 2ch Purifi 1ET7040SA = MSRP ~ $1750. Hidizs S9 Pro DAC/amp with the Zero:2 IEM is used for travel with an Acer Win 11 laptop, Foobar2000 with Mar 17, 2021 · I haven't owned those exact models but have owned both a Hypex NC252MP and Purifi with VTV buffer and Sparkos SS3602 op amps. Nov 1, 2022 · Hi there everyone. 24 Vrms for 425W @ 4 ohms, or 2. Mar 22, 2023 · 2. The newer power supplies for the newer models are superior to the older ones. PC - Keysion ES2981 - Truthear Zero Red Jan 12, 2024 · The Purifi and Nilai are designed to work with 2 ohm loads, the others aren't - if my memory serves me correctly. The owner/builder is @Buckeye Amps on our forum. 60% when comparing Class D to a typical Class AB amplifier), lower operating temperatures (longer operating lifespan), lighter weight (16lbs vs. I’m looking at two amps from Apollon. VTV comparable model (new) sells for $699 (no trigger) plus shipping (charge?). Nilai stereo kit has two Nilai amps and one PS500DIY power supply. The looks are fine for a well-priced build: The unit is quite light courtesy of rather thin sheet Jul 2, 2023 · Please keep in mind these prices can change (up or down) as we get closer to actual production (hoping for Q1 2024): 2ch Hypex NC252MP = MSRP ~ $1095. For a speaker impedance of 4 Ohm, this corresponds to an attenuation between 0. 90lbs when comparing our 8ch amplifier to a typical 7/8ch Class Sep 17, 2020 · Yes: NC1200 : Power. Purifi Based Amps - Any Opinions? Hello all, I've been trying to gather information and spur conversation regarding these class D amp modules over on the AVS forum as well as the Magnepan user group with virtually no interest. With the kit, I'll get Hypex's layout and materials and my workmanship, which I trust. Apr 28, 2024. I recently got a great deal on an NAD M28 7-channel amp and wanted to try out the Purifi modules it features. NC252MP or NC502MP) for bass/mid and a NC100HF for the tweeter If you have a passive subwoofer or a 3-way system you could add a second NC502MP. Thread. I have no personal experience with the SHD. Purifi : measures stunning in all areas, and became cheaper. VTV AMPLIFIER Eight Channel Hypex NC252MP NCore Amplifier 250Wx8, $1919 MSRP, 250 watts @ 4 ohm, 2 years warranty. Sep 7, 2020 · amps-preamps. Jan 20, 2021 · In my opinion, looking at datasheets and how THD+N behaves in the 3 frequencies on various loads, and IMD artifacts. The Class D Purifi has rolled off treble and forward midrange that is its strong signature (by comparison, it sounds neutral/normal on its own when there is nothing to compare). 2ch Hypex NCx500 = MSRP ~ $1450. Now Purifi Eigentakt 1ET400A x 1ET7040A are similar 425W x 500W in 4 ohms, but 450W x 950W in 2 ohms. In the end I bought the speakers without requesting them to try driving the speakers with my kind of trusted class AB amplifiers. Jul 30, 2021 · Location. gr yp qb xn ni jj wf bg mp wl