Re: [LAD] 9 soundcards ?

Hi Manuel,

It looks like those ES-8's have ADAT I/O. Could you sync their internal
clocks by daisy chaining them via ADAT I/O off of the RME's ADAT output?

- Mike

On Mon, Nov 11, 2019 at 2:43 PM Len Ovens <len@email-addr-hidden> wrote:

> On Mon, 11 Nov 2019, lacuna_@email-addr-hidden wrote:
>
> > I'd like to run up to nine soundcards with Jack.
>
> nope, won't happen.
>
> > Eight times Expert Sleepers ES-8 via USB
>
> USB in particular will not be in sync.
>
> To use them together and see the i/o on jack will require an extrenal
> client or two per usb device. You could use zita-ajbridge to do that which
> inserts an SRC stage between the device and jack to make syncing possible.
> However, you say you want to use 8 of them. This will also be a problem at
> any low latency because you will be using USB hubs which have been known
> to cause trouble with audio devices. so be prepared for xruns at any
> buffer size less than 1024 (maybe even there).
>
> > and one RME Madi HDSPe card on a PCIe slot.
>
> Use that as your jack master.
> >
> > In Linux at 96 kilobauds.
>
> kilobauds? you mean sample rate maybe? Use 48000 and be happy, 96000 is
> only good for recording bats
>
>
> Really, I don't know how many i/o you RME Madi has (should be 64-ish?) Add
> what is needed to max that out. USB mics are for the most part toys,
> better to use one of the many 18 i/o USB devices out there instead most of
> which do have the ability to sync with your RME.
>
> I would not waste my time with USB mics.
>
> --
> Len Ovens
> www.ovenwerks.net
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> Linux-audio-dev@email-addr-hidden
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>

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Received on Wed Jan 1 02:16:43 2020