linuxaudio.org

On Wed, Dec 14, 2011 at 7:59 PM, Johan Herland  wrote:

quoted text
> Hi,

>

> (TL;DR: skip to "The main question...")

>

> I'm planning a hobby project to build an all-digital surround/hi-fi

> system. Regular surround/hi-fi systems convert digital input sources

> to analog in the surround processor/preamp, but I want to keep the

> signal in the digital domain as far as possible (by using all-digital

> class D power amps, aka. "PowerDACs" [*] that convert a PCM signal to

> an amplified PWM signal that is feeds the speaker directly through an

> LPF.

...

quoted text
> [*]: Examples of all-digital power amps include the NAD Direct Digital

> amps (M2 and C390DD), the Tact True Digital Amplification series, etc.

>

> --

> Johan Herland,

> www.herland.net

Hi Johan
I have previously looked for such a product, with no luck--I started

to believe that no such thing existed!  Do you have any more examples

that I could check out?
Chuck

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