Re: [USRP-users] Max input power for LP0965 antenna

2017-12-27 Thread john liu via USRP-users
thank you,Marcus. Probably several watts. On Thu, Dec 28, 2017 at 9:06 AM, john liu wrote: > thank you ,Ron > > I don't think there's a specification, but I'd say at least 25 watts (or > +44 dBm). > > Ron > > > On Mon, Dec 25, 2017 at 1:55 PM, john liu wrote: > >> HI all, >> How ahout the max

Re: [USRP-users] Max input power for LP0965 antenna

2017-12-27 Thread john liu via USRP-users
thank you ,Ron I don't think there's a specification, but I'd say at least 25 watts (or +44 dBm). Ron On Mon, Dec 25, 2017 at 1:55 PM, john liu wrote: > HI all, > How ahout the max input power for LP0965 antenna? > > best regards > John > ___ USRP-us

[USRP-users] Max input power for LP0965 antenna

2017-12-24 Thread john liu via USRP-users
HI all, How ahout the max input power for LP0965 antenna? best regards John ___ USRP-users mailing list USRP-users@lists.ettus.com http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com

Re: [USRP-users] Linux Kernel Modules for X-Series PCIe Connectivity

2017-12-03 Thread john liu via USRP-users
wever I don't have any estimate on when it will be available at this time. > > [1] - https://wiki.ubuntu.com/Kernel/Support?action= > AttachFile&do=view&target=Ubuntu+Kernel+Support+Schedule.svg > > > Regards, > Nate Temple > > > > On Nov 28, 2017, at

[USRP-users] Linux Kernel Modules for X-Series PCIe Connectivity

2017-11-28 Thread john liu via USRP-users
Hi all, >From the manual http://files.ettus.com/manual/page_ni_rio_kernel.html ,we know *Currently, the latest supported kernel version is 4.2.x. * But the kernel version of ubnutu16.04 is newer than 4.2.x.So we have a plan to update this? thank you. best regards John

Re: [USRP-users] set_processor_affinity for python block

2017-11-01 Thread john liu via USRP-users
r_affinity' It looks like the block could not find the "set_processor_affinity". thank you. best regards John On Mon, Oct 30, 2017 at 8:50 AM, john liu wrote: > i will try it. > thank you,Tom > > On Fri, Oct 27, 2017 at 1:41 PM, Tom Bereknyei wrote: > &

Re: [USRP-users] set_processor_affinity for python block

2017-10-29 Thread john liu via USRP-users
i will try it. thank you,Tom On Fri, Oct 27, 2017 at 1:41 PM, Tom Bereknyei wrote: > Try something like this: > > self._gateway_block__gateway.set_processor_affinity([0]) > > > On Thu, Oct 26, 2017 at 22:11 john liu via USRP-users < > usrp-users@lists.ettus.com>

Re: [USRP-users] set_processor_affinity for python block

2017-10-26 Thread john liu via USRP-users
Hi all, Does anyone know how to solve this problem? best regards John On Wed, Oct 25, 2017 at 10:43 AM, john liu wrote: > Dear all, > We write a python block based gr-sync,everything ok,but which can > not set_processor_affinity.error as below: > object has no attribute 'set_processor_affinity'

[USRP-users] set_processor_affinity for python block

2017-10-24 Thread john liu via USRP-users
Dear all, We write a python block based gr-sync,everything ok,but which can not set_processor_affinity.error as below: object has no attribute 'set_processor_affinity' So we need other special settings? best regards John ___ USRP-users mailing list USRP-

Re: [USRP-users] Half-Duplex Mode of X310

2017-08-10 Thread john liu via USRP-users
HI Marcus, thank you for your reply. Yes,it,s depend on daughter board. I mean we used UBX160 with x310 work on TDD mode with TX/RX port. best regards John Hi John, what kind of switching do you mean? *Antenna switching:* that doesn't depend on the X310, but on the daughter board, since th

[USRP-users] Half-Duplex Mode of X310

2017-08-09 Thread john liu via USRP-users
Hi all, How about switching time for TX/RX for X310 when on Half-Duplex Mode? thank you. best regards John ___ USRP-users mailing list USRP-users@lists.ettus.com http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com

Re: [USRP-users] 答复: frequency shift of B210

2017-07-26 Thread john liu via USRP-users
t; frequency stability of the B210 against outside references. Have you tried > either? > > Marcus Muller also asked for additional information about your test setup. > > Regards, > Derek > > On Wed, Jul 26, 2017 at 2:04 AM, john liu via USRP-users < > usrp-users@l

Re: [USRP-users] 答复: frequency shift of B210

2017-07-25 Thread john liu via USRP-users
Hi all, Any suggestions is welcome. best regards Jong On Mon, Jul 24, 2017 at 5:35 PM, john liu wrote: > HI,all, > Do you have any suggestions about this? > thank you. > best regards > John > > On Mon, Jul 24, 2017 at 9:15 AM, 戚科峰(研三 福州) > wrote: > >> Hi,Marcus, >> >> >> >> we use The B210 as

Re: [USRP-users] 答复: frequency shift of B210

2017-07-24 Thread john liu via USRP-users
HI,all, Do you have any suggestions about this? thank you. best regards John On Mon, Jul 24, 2017 at 9:15 AM, 戚科峰(研三 福州) wrote: > Hi,Marcus, > > > > we use The B210 as a basestation and cc1120 as the tranceiver of UE. > > The B210 uses the Frequency offset estimation algorithm to estimate the >

Re: [USRP-users] frequency shift of B210

2017-07-21 Thread john liu via USRP-users
Hi,Marcus, We calculated this. The B210 not only generate a GFSK signal,but also received the signal from CC1120.The CC1120 and B210 both work in full duplex mode. Hi qi, Can you describe your test method?I am not clear for that. best regards John On Fri, Jul 21, 2017 at 10:47 AM, Marcus D. Leec

Re: [USRP-users] frequency shift of B210

2017-07-20 Thread john liu via USRP-users
i am sorry. We generate a GFSK signal with B210 and received the signal with multiple cc1120.When frequency shift occurred,the cc1120 can not received the signal. Also, another b210 has been running for several days without such a jump phenomenon. On Fri, Jul 21, 2017 at 9:37 AM, Marcus D. Leech

Re: [USRP-users] frequency shift of B210

2017-07-20 Thread john liu via USRP-users
HI Marcus, internal with TCXO. On Thu, Jul 20, 2017 at 11:31 PM, Marcus D. Leech wrote: > On 07/20/2017 02:22 AM, john liu wrote: > > >> >> What was your tuned frequency in this case? > > Hi,Marcus, > > It is 433.05Mhz > > That's about 7PPM. > > What was your signal source? > > > > On Thu, Jul

Re: [USRP-users] frequency shift of B210

2017-07-19 Thread john liu via USRP-users
> > > > What was your tuned frequency in this case? Hi,Marcus, It is 433.05Mhz On Thu, Jul 20, 2017 at 11:46 AM, john liu wrote: > Hi all, > We used B210 with TCXO,and run about 2 hours , a 3.2K frequency shift > occurred when the temperature did not change significantly.Is it a normal? > How

[USRP-users] frequency shift of B210

2017-07-19 Thread john liu via USRP-users
Hi all, We used B210 with TCXO,and run about 2 hours , a 3.2K frequency shift occurred when the temperature did not change significantly.Is it a normal? How can we improve this situation? thank you. best regards John ___ USRP-users mailing list USRP-user

Re: [USRP-users] rfnoc_fosphor.grc instruction

2017-07-13 Thread john liu via USRP-users
ttp://www.trondeau.com/s/2-munaut_ > sylvain-rfnoc_fosphor-2015-08-27.pdf > > On Tue, Jul 11, 2017 at 1:56 AM, john liu via USRP-users < > usrp-users@lists.ettus.com> wrote: > >> Hi,all, >> Are there about detailed instruction abo

[USRP-users] rfnoc_fosphor.grc instruction

2017-07-11 Thread john liu via USRP-users
Hi,all, Are there about detailed instruction about rfnoc_fosphor? thank you. best regards John ___ USRP-users mailing list USRP-users@lists.ettus.com http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com