>>> *Dreams can come true – just believe.*
On 08/15/2012 12:24 PM, Alex Zhang wrote:
> In short, I want to get the samples right after the ADC, without any
> down-conversion, decimation, and filter, etc.
> On Wed, Aug 15, 2012 at 11:52 AM, Nick Foster <address@hidden
>> There is generally no IF on a USRP: it's all baseband, even at the ADC.
>> That said, you need decimation in order to fit the full-speed baseband data
>> over the 1Gbit (or USB) link. There is an existing user FPGA modification
>> somewhere that buffers full-speed baseband data into the SRAM on an N210
>> for later retrieval. What exactly are you trying to do?
>> On Wed, Aug 15, 2012 at 9:38 AM, Alex Zhang <address@hidden
>>> I want to collect the samples of the USRP at the IF instead of the
>>> baseband, so is there any way to read the ADC samples directly without
>>> downconversion, at the PC?
>>> I do not want to touch the FPGA.