New Class D amplifiers


Hello. I'm very interested in getting your opinion on the newer Class D amplifiers.  There has been a couple of very positive reviews (by Guttenberg) of the Bel Canto C6i and NAD M23.  These, and perhaps some others are offering new technology that significantly lower the class D noise level and other drawbacks.    

I currently use a Class A amp, Pass Labs INT-25 (with Dynaudio Heritage Special speakers) which has a wonderful sound. But I am transitioning to another location, and due to using Roon primarily I find that this system stays on most of the day.  Due to heat and power usage of Class A amplifiers, I'm interested in translating to Class D if I find something comparable.

128x128grantgg
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The flip side of what you’re saying is that no care should be taken to make the amp easy to service and update??

Is it really a binary choice? What I am saying is making an amp easy to service and update should be part of it’s design and doesn’t need to be an expensive operation to perform. How hard is it to remove a few screws, unattach a few wires, and swap a module? I don’t see this as a problem with just about any other class d amp I have seen. It’s a feature built in to all decent amps, not something special or unique as far as I can see with your products.


Believe it or not, a certain portion of the market appreciates a quality build that doesn’t look like a denizen only suitable in a mancave.

Again, is it really a binary choice? Attractive design is in the eyes of the beholder but I see plenty of products on the market with nice looking cases for a fraction of what your product costs, and they are well made as well. There are some European class d amps that are very stylish for $2000-$2500 as I recall. Hardly in radio shack project cases. Again, a bit of a red herring.

As for a "forever amp", I would suspect that is a very small, and probably very old, segment of the market. A greater segment of the market is always looking for the next be all end all. Class d has evolved greatly in the last 20 years and no doubt will continue to do so. All one needs to do is to take a scan of the audio forums to see that people are always looking for the next big thing.

Amplifiers might change, but they will always need a power supply. So being able to update the amplifier with an improved module might not make sense to you, but it makes plenty of sense to our customers.

Huh? I don’t recall saying an amp doesn’t need a power supply- I simply mentioned that linear supplies in this day and age are rather archaic. I specifically said that a module swap was all most class d amps need to be repaired or upgrades, nothing innovative there.

@milpai

Your baseless speculation regarding my motives, interests, financial situation, and other off topic concerns of yours add nothing to this discussion. You appear to have some personal issues you need to work out. Come back when you have something relevant to add.

In the meantime, recognize that this is a forum for the exchange of ideas and opinions. Opinions differ. We are all free to express our ideas and opinions, as long as they are respectful and on topic. Your personal attacks reflect your difficulty dealing with opinions that don't align with your own. Take a deep breath and either deal with it or find some other, more constructive, outlet for your aggression.

@kuribo 

If you want to provide opinions and want others to read them, then be prepared to read others opinions too. My opinion, based on your attacks on Atmasphere and the GaN1 discussions, is that you are creating noise.  Have you used/auditioned a GaN Vs Purifi amlpifier side-by-side? It is easy to see a person's posts here and in all Class D discussions you do the same thing. Reminds me of a certain guy from down under who constantly used to oppose Class D. In your case, you feel Purifi is the only amplification that manufacturers must stick to and all other Class D are crap.

Your personal attacks reflect your difficulty dealing with opinions that don't align with your own.

I don't have any opinions on Class D. I do go through the forums and discussions to understand more on this type of amplification. I am not leaning toward either Purifi or GaN.

Of course, you can have your own opinion. But strange that you don't remember your own word from 09/22/2022 09:56PM, and keep hammering on the same thing over and over again.

Sadly, there are many small minded people who can't accept that their opinions on the matter are unimportant to a great many.