Also very few daughtercards on N210 actually support variable analog bandwidth anyway.
Sent from my iPhone > On May 11, 2021, at 9:08 PM, Marcus D Leech <[email protected]> wrote: > > (1) because the general approach is to give about 80% effective bandwidth > due to the fact that filters cannot have infinitely steep edges. > > (2) complex baseband sampling. Sample rate == bandwidth. > > Sent from my iPhone > >>> On May 11, 2021, at 6:15 PM, isaac mario tupac davila <[email protected]> >>> wrote: >>> >> >> Hello community >> >> I'm Isaac. I'm dealing with some questions about the interpretation of >> sampling rate and bandwidth in a USRP source block. >> >> What I understand is if I work with an USRP N210, my ADC works with a >> 100MS/s. If I use a Gigabit Ethernet and a data type of 16bits, I could >> receive in my host up to 25MS/s with a bandwidth of 20MHz. >> https://kb.ettus.com/About_USRP_Bandwidths_and_Sampling_Rates >> >> My questions are: >> >> 1. If I can receive up to 25MS/s on my host, why my bandwidth is 20MHz? I >> think It is up to 12.5MHz according to Nyquist. >> >> 2. Why is the sample rate value in the usrp source block equal to the >> bandwidth I observe? I think this bandwidth should be the half according to >> Nyquist too. https://wiki.gnuradio.org/index.php/USRP_Source >> >> I appreciate any help to clarify this concepts >> >> Regards >> Isaac T. >> >> _______________________________________________ >> USRP-users mailing list -- [email protected] >> To unsubscribe send an email to [email protected]
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