[RWP] ASIO Settings

Indigo 33indigo at charter.net
Fri Jan 10 10:21:38 EST 2014


I've never completely isolated the effect of the size of audio buffers 
in reaper, because, besides the default Reaper audio buffer;  my eMu 
soundcard has its own control panel, with its own buffer.
The usual rule is to set a larger buffer size, like 380 samples, where 
you shouldn't get any crackling, then reduce that 380 samples, to 64 
samples or as low as you can, until you hear crackling, then gradually 
increase the buffer size until you don't hear crackling.

I've never had a firewire card, but I've always heard it pays to get a 
certain Texas Instruments chipset if your computer doesn't come with it, 
and to experiment with various firewire drivers.
The CPU power and ram size and speed of your computer will also affect 
crackling.
When I was running a fairly weak computer, with a simple eMu PCI card, I 
could run a 64 or 128 sample buffer with very low latency for simple 
projects, but when I ran a really heavy CPU consuming synth plug I'd get 
crackling.
After getting a more powerful computer with a more complex PCIE card, I 
could run 64 or 128 samples; still with plenty low latency, about 6ms 
roundTrip,  and couldn't get crackling under any conditions, not from a 
larger buffer, but from more CPU power.
A couple days ago I read about an Asus tower with the AMD A10 8-core 
CPU, running at 3.4ghz, with lots of ram, for only $500.
I'd bet that monster chip  could be the basis of a decent music computer 
that could handle any project.

Indi



On 1/9/2014 9:48 PM, Kevin Brown wrote:
> what is the best settings for "asio" drivers?
>
> I have a "BehringerFirepower FCA610",...I'm trying to get all, if not
> most of the "crackling noise" out of the audio stream...
>
> I am wondering what is the best way to do that?
>
> More buffers, with less buffer size?,...Less buffers, with more buffer
> size?...
>
> I've been playing around with several settings, but I haven't been able
> to eliminate all of the "crackling noise"...
>
>
> Thanks,
>
>
> Kevin
>
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