World's most expensive Audio Power Amplifiers - $100.000 - $600.000

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ra7

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I see the Kleinhorns get a mention in the "World's most weirdest speakers."

I asked my other half if she would let me build those for the living room. Her reply, and I quote, "Yeah, if you build those exact same ones. They are beautiful!"
 
Maybe hard to describe the sound if one has heard an amp together with only one speaker.
I heard a Wavac 833 amp and I believe it sounds unusual enough to describe it despite of knowing only its performance with one type of Kharma speakers. A very warm sound, too noisy and colored to fulfill any hifi standard, very emotional.
Hearing something together with Wilson speakers is always a problem since they brutally imprint their sound character on the whole playback chain. I would describe it as radiance, others have called it alien sounds. So I think I can´t say much about the Soulution, which I have heard whith the Wilson Maxx 3. I didn´t hear the Lamm ML3, but a Lamm hybrid amp together with the Wilson Watt Puppy 8. I think I can say it has some kind of un-natural saccharine sweetness which makes the Wilson sound even more alien. I heard the GTE Trinity chain together with Lansche speakers with plasma tweeter (probably the best tweeter in the world) and the electronics didn´t impair the stunning transparency of the tweeter in any way. One of the best hifi performances I have ever heard. Both the amp and the DAC a real "Materialschlacht" with hundreds of output trannies/ dozens of DACs in parallel. Seems to work.
 
Maybe hard to describe the sound if one has heard an amp together with only one speaker.
I heard a Wavac 833 amp and I believe it sounds unusual enough to describe it despite of knowing only its performance with one type of Kharma speakers. A very warm sound, too noisy and colored to fulfill any hifi standard, very emotional.
Hearing something together with Wilson speakers is always a problem since they brutally imprint their sound character on the whole playback chain. I would describe it as radiance, others have called it alien sounds. So I think I can´t say much about the Soulution, which I have heard whith the Wilson Maxx 3. I didn´t hear the Lamm ML3, but a Lamm hybrid amp together with the Wilson Watt Puppy 8. I think I can say it has some kind of un-natural saccharine sweetness which makes the Wilson sound even more alien. I heard the GTE Trinity chain together with Lansche speakers with plasma tweeter (probably the best tweeter in the world) and the electronics didn´t impair the stunning transparency of the tweeter in any way. One of the best hifi performances I have ever heard. Both the amp and the DAC a real "Materialschlacht" with hundreds of output trannies/ dozens of DACs in parallel. Seems to work.

I can believe paralleling DACs, because each doubling improves the signal-to-noise by 3 dB (2 noise signals add 3 dB, but signal adds linearly so it increases by 6dB), but paralleling transformers is a bad idea. Unless they're matched to a ridiculous degree (better than 0.1%), the current from the transformer with higher voltage output will only warm the windings of the other transformers. See: http://www.diyaudio.com/forums/archive/index.php/t-73408.html

And the Wilsons are no kind of reference at all. I haven't heard convincing music from any, and the simplest measurements show every single model is outrageously coloured across the midband. They do get a few things right: Bessel alignment for the bottom end (albeit somewhat screwed up by weird woofer arrangements in the SLAMMs), non-resonant cabinets (with some unfortunate protuberances causing early reflections), and ambience tweeters for proper room energy in the high frequencies. Now, I don't say a flat frequency response is the be-all and end-all - an outstanding speaker is made of many things - but at least try to get that right before concentrating on more subtle parameters, otherwise you're putting spoilers and a metal-flake paint job on a Trabant.
 
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but paralleling transformers is a bad idea. Unless they're matched to a ridiculous degree (better than 0.1%), the current from the transformer with higher voltage output will only warm the windings of the other transformers. See: http://www.diyaudio.com/forums/archive/index.php/t-73408.html

Sorry, I am no techie, so I made a language mistake here: not output transformer (trannies), but output transistors (in the power amp)
 
Wiat about 1.600 000 EUR amplifier :)
Seen on AVS2017 Warsaw.
 

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I saw that beast. This is indeed the most expensive one, the heaviest, the most powerful class A etc. The question is... why doing this? Who will buy it? What loudspeakers is it designed for?

PKN Controls hello from the other side - 40kW from 14 kg. Record breaking power density and power conversion efficiency. Objective audio performance isn't so shabby as well. Not so expensive, at all... :)
 
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