On Wed, Dec 5, 2018 at 4:13 PM Max Thomas via USRP-users <
usrp-users@lists.ettus.com> wrote:

> Hi,
>
> When attempting to stream different waveforms using both channels of the
> replay block simultaneously to two radios on the same USRP (X310) there are
> under-runs.   Any ideas why this is happening?   The replay block works as
> expected when using either channel 0 or channel 1, but fails when
> attempting to stream channel 0 and channel 1 simultaneously.
>

I believe the DRAM connected to the FPGA can't handle 400MHz of bandwidth.

It might be able to work if you decimated to 100MHz streams and
interpolated each radio by 2x.  Is that a possibility?

Brian
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