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Re: [Discuss-gnuradio] USRP Custom Filter Taps
From: |
Matt Ettus |
Subject: |
Re: [Discuss-gnuradio] USRP Custom Filter Taps |
Date: |
Thu, 05 Oct 2006 18:07:41 -0700 |
User-agent: |
Thunderbird 1.5.0.7 (X11/20060922) |
>
> As an aside: It would be nice to have something like the GC4014
> on-board the USRP. In my application it could be used to tune the
> video and audio signals on separate receiver channels without using
> up resources on the PC (and also reduce the need for a faster
> interface in some cases). Not sure if there's enough room on the FPGA
> though.
That's essentially what is in the FPGA. There are 2 DDCs in the
standard build, and 4 in the RX-only build. Each can be tuned to
different ADCs, or to the same ADC to get separate bands from the same
stream.
Matt