BTW, on a whim I recently bought a used Pass XA25 (still sitting on my dining room table) to compare to a single Tempo. Granted, the Fynes are an easy load with a minimum impedance of 6 ohms, but still a single Tempo was smoother and more refined, with just as much grunt as the Pass. Two Tempos and it isn't even close.
Class D ICEpower 1200as2 vs. Purifi 1ET7040SA amplifiers
Greetings,
Has anyone compared the ICEpower 1200as2 vs. Purifi 1ET7040SA amplifier in their hifi setup? Legacy Audio uses the ICEpower module in their i-V2 Ultra and Doug Schroeder did a nice review on it. I first read about the i-V2 Ultra in Doug's review on the Pure Audio Project Trio15/Coax10 review. I just ordered these speakers, so I am interested in this amp. I researched a myriad of class D amps and I've narrowed down my interest to the following; GaNFet (AGD Audion), Purifi (Apollon w/Sparkos opamp), MOSFET (Bel Canto REF601M) and ICEPower (Legacy Audio I-V2 Ultra).
I know ICEpower modules are older class D technology, but if they are equal or outperform the latest offerings, that's all that matters to me. Plus, I understand they are reliable as they have been around for a long time.
I owned PS Audio's M700's and S300 amps which use ICEPower modules and they sounded really good, but I sold them several years ago to explore the world of tubes. I'm back to solid state now and interested in the latest class D offerings.
Any impressions/experience with the icepower 1200as2 vs. Purifi 1ET7040SA amplifiers are welcomed. I've already read good reviews on both of them, so a comparison between the two would be most helpful. In addition, let me know if you have compared any of the class D amps in my list in the first paragraph. I understand I need to hear them for myself, but I still appreciate your opinions!
Thanks in advance
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@markmuse Your experience with the AGD amps powering your Fyne speakers with a sensitivity of 91db, with ease, lends further confirmation to my position on being content with the 100w into 8ohms AGDs paired with my speakers! I don’t want to sidetrack my post topic too far, but what caused you to swap out the Spatial X5 speakers?
Thanks!
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@dbt Re the X5's, they were really excellent in many ways, but 1) the imposing size of the speakers was an issue (ruled out Maggies for the same reason); 2) the sweet spot was really small, like head in vise small; 3) horizontal dispersion of HF was pretty good, but vertical was like none. Stand up and the character changed a lot. My system is in an open space that incorporates kitchen, dining, and living areas. I often listen while cooking, reading, cleaning, etc., so the X5's didn't fit in well. The Fynes with their concentric drivers are ideal for this kind of space and style of listening. |
@markmuse Interesting…. I had a different experience as I prefer to sit down and listen to my system, so I never considered how the X5s sounded outside of my listening position. Now, I did try several positions with them and found that they had a large center stage when the AMT tweeter was positioned about 1 to 2 feet outside of my shoulders. That waveguide used for the AMT tweeter gives a nice wide dispersement and they were supposedly known for giving a wider center stage over a Martin Logan electrostatic speaker, as an example. So, several X series owners on the Spatial Audio (Audio Circle) forum tried that towed out positioning with success. My issue was with the thin midbass, lack of bass and the top end was in my face on certain tunes. The subwoofer would start clipping on some bass heavy tunes, but the fully passive models, M and X series had better bass over the hybrid X5 IMO. Again, I preferred the Pure Audio Project this time around as that Coax 10 midrange driver has been praised for delivering beautiful midrange and that’s where the music lives in just about every music genre!
I’m glad the Fyne speakers are working for you. Thanks! |
AGD certainly gets high praise consistently. I believe the Tempos are around $5k and at that price point another GaN amp that gets high praise is Atma-Sphere class D. You can search comments in this forum about how owners of Ralph's tube amps have switched to his class D. It's also a stereo chassis, larger than Tempos I think. I haven't owned (nor heard) Atma-Sphere equipment but Ralph (who is active in this forum) is certainly knowledgeable and gets good comments on customer assistance (two traits you noted are valuable to you). Worth looking into, I think.
Could you please elaborate on the differences in sound between the Tempos and LSA Voyager? It's clear the Tempos are better overall, in line with the price differential, but I'm wondering if the differences you noted were centered around bass, midrange, treble or other. |
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