The Future of Audio Amplification


I have recently paired an Audio Research DS225 Class D amplifier with an Audio Research tube preamplifier (SP8 mkii). I cannot believe how wonderful and lifelike my music sounds. The DS225 replaced an Audio Research SD135 Class AB amplifier. Perhaps the SD135 is just not as good as some of the better quality amps that are out there, but it got me thinking that amazingly wonderful sonance can be achieved with a tubed pre and Class D amp. I have a hunch that as more people experience this combination, it will likely catch on and become the future path of many, if not most audiophile systems. It is interesting that Audio Research has been at the forefront of this development.
distortions
Most people have no idea how instruments and voices sounds in real. That is why there are so many different amps for sale. Over 99% of all poweramps sound a lot different than instruments and voices in real.

The insight and knowledge in music and realims in sound is even by most people who work in audio very limited. This makes it for many brands possible to sell their products.

The biggest problem in audio is that most audio products and for amps counts the same are not able to create a good level in diversity (layering) in sound. Almost all amps are also 2-dimensional.

I auditoned many class D amps. They are getting better. But there is not even one I would sell to one of my clients. In my world at this moment it is unacceptable. Maybe in the future it can change, who knows.

Most people who work in audio does not even know all the aspects/properties of sound. They judge by trial and error. What is just pure audiogambling. Based on the fact that trial and error lacks any kind of foundation on which you make your decisions.

In 2017 and in this year I spoke with many distributers and manufacturers and they all agreed that trail and error has no real foundation. You never can extract the full dna of each individual part in an audiosystem. This is a 100% fact. But this is needed to understand why the sound and stage is what you hear.
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Nobody will be calling any class D amp "legendary" 10 years after it was sold. They’ll all be in landfills.
Correct, not only do they sound questionable to many, but owners will be cursing the day they purchased them.
As replacement boards will not only be obsolete, but very expensive if NOS in stock.
As no one will be able to fix them down to component level economically, 4 layer pcb, double sided componentry, and all smd! all squashed into the size of a pack of cards, good luck !!!

Cheers George
So funny and incorrect.  All class D modules produced by the major companies 10 years ago are still available.  Example:  Here is the module that was sold in 2007 being sold now through Parts Express....
https://www.parts-express.com/icepower-1000asp-class-d-audio-amplifier-with-power-supply-module-1-x-...

But why would you want to replace your module on your 10 year old $2000 amp when you can buy a brand new better sounding stereo amp for a little over $1000 delivered?

There are guys buying super expensive class A amps right now that will be turning them around to get the latest new one in a year or so and lose $10,000 or more in the process.  Some of the best sounding newest class D amps are so good and so cheap that you could just throw them away (or sell or give to your kids or use in secondary system, etc.) in a few years when a better one comes out.  Never heard anyone cursing their inexpensive class D amp when it is no longer the latest thing.  I think the rich guys do more cursing and also more straining.....lifting those beast of amps!  I read a lot of reviews of the latest class a and a/b amps and it looks like the latest ones (and also getting more expensive every year as well) are really way better than those old amps that are 10 years old.  All classes of amps are way better today than ever.  Lets all sing along:  "Who wants yesterdays papers?.....Who wants yesterdays amps?....nobody in the world"

There are many class D amps out there.....some sound eh....some sound middling, some sound very good and some sound really great.  Just like anything, you need to do your research and buy from someone who gives a trial period......but the same is true with any class of amp.
 newest class D amps are so good and so cheap that you could just throw them away
That's just great, depends just how well off you are. Try saying this to an owner who Class-D has just smoked it, as see what you get back in return.
Also you sell them, so you and are definitely not impartial.