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#1241 |
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diyAudio Member
Join Date: Sep 2008
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Hello guys! I have some pictures of my new integrated amp from Aussie amplifiers,the HPA-nxv 200. I am still waiting for the input caps (sonicap 3.9uf).These kits are wonderful and the service from Anthony is top notch.These amps are really top quality all over and the sound is fantastic!!! I had it playing for a couple hours at really loud volume and the heat sink got just warm. I strongly recommend these kits.Thank you Anthony for great products and excellent service.
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#1242 |
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diyAudio Member
Join Date: Feb 2009
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Hi!
This is my take on Anthony's HPA-nxv200 amps. First: The parts... |
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#1243 |
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diyAudio Member
Join Date: Feb 2009
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Finished...
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#1244 |
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diyAudio Member
Join Date: Feb 2009
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Case closed...
Last edited by martinbls; 28th January 2010 at 09:24 PM. |
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#1245 |
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diyAudio Member
Join Date: Feb 2009
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Well, two things to mention:
- I did not use any input coupling caps, because my dac already has output coupling caps. - As you can see from the transformer and the heatsinks, this is kind of a low power version. I use a transformer with 2x24V secondaries which gives around +/-34V rail voltage (around 50W per channel at 8 ohms). Last edited by martinbls; 28th January 2010 at 09:21 PM. |
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#1246 |
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diyAudio Moderator
Join Date: Nov 2005
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Nice clean work
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#1247 |
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Banned
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martinbls, nice clean chassis INSIDE and out
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#1248 | |
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diyAudio Member
Join Date: Sep 2008
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Quote:
By the way, your amp looks really neat,clean and professional made. Last edited by lanchile; 29th January 2010 at 01:03 AM. |
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#1249 |
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diyAudio Member
Join Date: Sep 2008
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#1250 | |
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diyAudio Member
Join Date: Feb 2009
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Quote:
I already noticed your HUGE tranformer! Nice one ;-) Btw, I spoke to Anthony before I build mine and he told me that a higher supply rail voltage doesn't give better sonic results, that's why I build mine around this rather small 250VA transformer (Thel Audio) with a total of 40.000uF smoothing capacitance (Panasonic TS-HA). For my speakers the power is more than enough (simple 2-way, 90db sensitivity). Well, yes, I do like the sound! I also build a LM3875 amp before, and I must say I seem to like the sound of discrete transistors better than the chip sound. Discrete designs to me simply do sound more, well, "real", if you know what I mean. The nxv200 are really very well made amp modules, and Anthony did an excellent job here. Very well build, very reliable and stable. I would say I find the sound to be just a tad more on the bright side than on the dark side of neutral. But this is a matter of personal preferences and system synergy. Perhaps I have do to some more work on my dac and/or my speakers... (Or perhaps I listened far too long to a Naim power amp... ;-) Or, here is another idea: This was the first time I used those Panasonic TS-HA caps in a power amp ps. Now I wonder if some BC Series 051/056 would have been a better choice? But I think everything else about the nxv200 amps is top notch! Regards! Martin |
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