Hi Xavier, One problem with the the 8-bit 5-GSPS ASIAA ADC board is that the ADC has four cores and if they are not exactly aligned, a strong RFI signal will be modulated by and mix with the periodic errors producing a number of artifacts.
Bob Wilson On Thu, Dec 7, 2017 at 5:10 PM, Xavier Bosch <[email protected]> wrote: > Hi CASPERites, > > > > We are developing a wideband spectrometer (~1.6 GHz ) in a band that has a > lot of RFI. Currently we are using the 8-bit 5-GSPS ASIAA ADC board and the > ROACH2, and the ADC resolution appears to be inadequate for our extreme RFI > environment. > > > > We would like to move over to a higher resolution ADC (12 to 14 bits), > probably with a JESD204B interface, and a Xilinx development kit. We are > considering something like this evaluation board KCU105 > <https://www.xilinx.com/products/boards-and-kits/kcu105.html#hardware>and > something like FMC217 > <https://www.vadatech.com/product.php?product=528&catid_prev=0&catid_now=0> > as a digitizer. > > > Has anyone been in a similar situation dealing with RFI? > > Has anyone ported CASPER library to Xilinx development kits and JESD204B > ADCs? > > > Thank you, > > XB > > -- > You received this message because you are subscribed to the Google Groups " > [email protected]" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > -- You received this message because you are subscribed to the Google Groups "[email protected]" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected].
