Re: [USRP-users] B210 EMI in GPS band

2019-01-20 Thread d.des via USRP-users
We didn't record anything, just looked at a spectrum analyzer and saw a lot of noise in the GPS band when in USB3 mode. The radio was controlled with a small headless computer connected by a short USB3 cable (<2 meters). We put the computer and radio in a metal box sealed with metal tape so the

Re: [USRP-users] B210 EMI in GPS band

2019-01-20 Thread hossein talaiee via USRP-users
Could you share your EMI test results here for B210 ? On Sun, Jan 20, 2019 at 12:23 PM Mark-Jan Bastian via USRP-users < usrp-users@lists.ettus.com> wrote: > Hi Dave, > > You could try a shorter USB 3.0 cable, they can be as short as .2 meters. > If running from a laptop, run the laptop from

Re: [USRP-users] B210 EMI in GPS band

2019-01-20 Thread Mark-Jan Bastian via USRP-users
Hi Dave, You could try a shorter USB 3.0 cable, they can be as short as .2 meters. If running from a laptop, run the laptop from battery, reduces a radiating power cord and DC/DC charger/switch mode powersupplies from your setup. Use a second laptop with/or dedicated spectrum analyser and RF