[sdiy] Novation peak NCOs
Gordonjcp
gordonjcp at gjcp.net
Fri Apr 21 20:51:06 CEST 2017
On Fri, Apr 21, 2017 at 07:49:21AM -0700, rsdio at audiobanshee.com wrote:
> I'm not sure whether my question is answered in this long thread, but what is the bit depth at 24 MHz?
>
> The reason I ask is that SACD runs at 2.8224 MHz, but it's only running 1 bit sampling. By the time SACD is converted to something we can listen to, it's equivalent to 20-bit at something more than 40 kHz. So, before we all go converting the Nyquist frequency for the claimed 24 MHz sampling rate, it would be helpful to know the bit depth. I've designed with DAC chips that are rated to 125 MHz, but that one is only 14-bit.
... which is two bits more than you need for broadcast-quality audio.
--
Gordonjcp MM0YEQ
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