> On May 7, 2018, at 23:34, Nicolas Embriz <nb...@tequila.io> wrote: > > Hi, I would like to build/test a stratum-1 server, I have found articles > about how to do that with a raspberry PI and boards like > https://store.uputronics.com/index.php?route=product/product&path=60_64&product_id=81 > > <https://store.uputronics.com/index.php?route=product/product&path=60_64&product_id=81> > > But wondering if there is hardware/devices that could be attached via USB and > connect to an existing server. > > Any recommendations? > > Thanks in advance.
USB limits the precision of the PPS, see http://www.catb.org/gpsd/gpsd-time-service-howto.html#_1pps_quality_issues <http://www.catb.org/gpsd/gpsd-time-service-howto.html#_1pps_quality_issues> With that in mind, that article also lists some USB-compatible receivers.
