[USRP-users] USING USRP Xseries as clock master

2018-02-14 Thread Tarik Kazaz via USRP-users
Hello everyone, I am considering to synchronize several USRPs Xseries. However, I have only one device with integrated GPS disciplined oscillator. I am wondering whether it is possible to use the device with GPS disciplined oscillator as a master clock source? What is the output of REF Out po

Re: [USRP-users] A capable Laptop with 10Gb Lan support for USRP X310?

2018-02-14 Thread Neel Pandeya via USRP-users
Hello Mark: We have successfully used the devices below with a Lenovo ThinkPad T560 laptop running Ubuntu 16.04.3. When testing the Akitio PCIe expansion box, we used the Intel X710-DA2 with it. https://www.akitio.com/adapters/thunder3-10g-network-adapter https://www.akitio.com/expansion/node-l

[USRP-users] how to capture two different frequencies from twinrx daughter board in rfnoc enviroment

2018-02-14 Thread Snehasish Kar via USRP-users
Hello Currently I am using NI USRP 2955R and I want to capture two different frequencies using a single twin-rx daughter board in gnuradio (rfnoc-enviroment). But the problem is whenever I set number of channels to two I get a timeout and also it allows me to tune only one center frequency. Ki

Re: [USRP-users] A capable Laptop with 10Gb Lan support for USRP X310?

2018-02-14 Thread Derek Kozel via USRP-users
Hello Mark, Yes, people have used external Thunderbolt to 10 GigE SFP+ adapters successfully in the past. https://www.youtube.com/watch?v=w9wlKYDEOUU I do not have up to date information about the level of performance to be expected in such a setup however. In the video Balint is streaming at 100

Re: [USRP-users] B200 USB high CPU usage

2018-02-14 Thread Kasper Føns via USRP-users
Hi Nate and Marcus. I didn't receive Markus' mail, but could read it on the archive. I am having problems just receiving the 56e6 samples up from the device. I am not writing them to disk (see the '--null' argument that avoids write calls to disk), nor processing them in any way. I am using UHD

[USRP-users] A capable Laptop with 10Gb Lan support for USRP X310?

2018-02-14 Thread Mark Luscombe via USRP-users
For the development of a RFNoC project I have a powerful tower PC with an Intel X520-DA2 PCIe card which features dual 10Gb SPF+ ports. With some Cisco SFP 10G Copper Twinax cable this matches the USRP X310’s network connectivity well. We are considering taking the project on the road, and it wo