[USRP-users] Re: Timing discrepencies with X310 vs N320

2021-11-11 Thread Jim Palladino
11, 2021 10:00 AM To: Robert Clancy Cc: usrp-users@lists.ettus.com Subject: [USRP-users] Re: Timing discrepencies with X310 vs N320 Hi Robert, I'm not sure if you are talking about the delay that Marcus suggested or the delay that I suggested. These 2 are different. My suggestion was t

[USRP-users] Re: Timing discrepencies with X310 vs N320

2021-11-11 Thread Rob Kossler
elay > between the two calls and see if that makes a difference though. > > > Robert > -- > *From:* Marcus D. Leech > *Sent:* Wednesday, November 10, 2021 5:13:37 PM > *To:* Rob Kossler > *Cc:* usrp-users@lists.ettus.com > *Subject:* [U

[USRP-users] Re: Timing discrepencies with X310 vs N320

2021-11-11 Thread Robert Clancy via USRP-users
obert From: Marcus D. Leech Sent: Wednesday, November 10, 2021 5:13:37 PM To: Rob Kossler Cc: usrp-users@lists.ettus.com Subject: [USRP-users] Re: Timing discrepencies with X310 vs N320 On 2021-11-10 17:09, Rob Kossler wrote: I have had a similar issue. My theory is that the

[USRP-users] Re: Timing discrepencies with X310 vs N320

2021-11-10 Thread Marcus D. Leech
On 2021-11-10 17:09, Rob Kossler wrote: I have had a similar issue.  My theory is that there is some delay in the PPS input circuitry and that it is different between N320 and X310 such that it is effectively analogous to using different length PPS cables to the X310 devices as compared to the

[USRP-users] Re: Timing discrepencies with X310 vs N320

2021-11-10 Thread Rob Kossler
I have had a similar issue. My theory is that there is some delay in the PPS input circuitry and that it is different between N320 and X310 such that it is effectively analogous to using different length PPS cables to the X310 devices as compared to the N320 devices. If this is true, then I expect

[USRP-users] Re: Timing discrepencies with X310 vs N320

2021-11-10 Thread Marcus D. Leech
On 2021-11-10 14:40, Robert Clancy via USRP-users wrote: TLDR- Setting the time ( set_time_next_pps() ) on (multiple) X310 doesn't result in USRP time being aligned with PPS edge. Works on N320. I have two X310's and an N320 as well as an Octoclock. The Octoclock does have GPS lock. All fou