[USRP-users] N321 LO Distribution

2023-05-16 Thread Michael Toussaint
Hi, I am testing the LO synching on a single N321 using the 2 Tx channels on the N321. I have followed the LO setup steps from the knowledge base, https://kb.ettus.com/USRP_N320/N321_LO_Distribution, to distribute the LO. (Sample Python code used for setup below) I am using separate streamers fo

[USRP-users] Re: N321 LO Distribution

2023-05-25 Thread Michael Toussaint
in synchronized mode? Thanks for your help, Michael On Wed, May 17, 2023 at 6:26 AM Rob Kossler via USRP-users < usrp-users@lists.ettus.com> wrote: > On Tue, May 16, 2023 at 8:35 PM Marcus D. Leech > wrote: > > > > On 16/05/2023 20:31, Michael Toussaint wrote: &g

[USRP-users] Re: N321 LO Distribution

2023-06-05 Thread Michael Toussaint
Stream_LO.png <https://mail.google.com/mail/u/0?ui=2&ik=34abf4583b&attid=0.1&permmsgid=msg-a:r-1207093291428225864&view=att&disp=safe&realattid=f_lijcykt50>). Yellow is Channel 1, Green is Channel 2; using a single streamer we still appear to have a 2.64ns delta or ~135 de

[USRP-users] Re: N321 LO Distribution

2023-06-06 Thread Michael Toussaint
reduce this time delay offset? Thanks, Michael Toussaint On Mon, Jun 5, 2023 at 8:51 PM Rob Kossler wrote: > Hi Michael, > Either a delay offset OR a phase offset will show itself as a relative > phase. In order to distinguish between a delay offset and a phase offset, > your sign

[USRP-users] Re: N321 LO Distribution

2023-06-08 Thread Michael Toussaint
is 0.57 degrees. That is not easy to see. > On the other hand, if your bandwidth increased to 200 MHz, you would see > phase variation of 28.6 degrees (if the delay offset is 2.5 ns). > Rob > > > On Tue, Jun 6, 2023 at 9:38 PM Michael Toussaint > wrote: > >> Hi Rob,

[USRP-users] Re: N321 LO Distribution

2023-06-13 Thread Michael Toussaint
ke to repeat the process to see if I can repeat the results or see if there is something I am doing wrong. Thanks, Michael Toussaint On Thu, Jun 8, 2023 at 6:53 PM Marcus D. Leech wrote: > On 08/06/2023 21:41, Michael Toussaint wrote: > > Hi Rob, > > Yes, 0.57 degrees is definitely w

[USRP-users] Re: Errors Running Cal Commands on SDR

2023-10-19 Thread Michael Toussaint
4.4.0). Our plan is to attempt running the self cals on the PC host later, if we cannot get the self cals running on the SDR itself. Thanks, Michael On Thu, Oct 19, 2023 at 4:31 PM Marcus D. Leech wrote: > On 19/10/2023 19:15, Michael Toussaint wrote: > > Hi User Group, > > > &g