I retract my suggestion, now that I have seen the connector. > On Aug 8, 2023, at 2:29 PM, Royce Connerley via USRP-users <usrp-users@lists.ettus.com> wrote: > > The E310 uses a bayonet style locking barrel connector. I have used Kycon KLDX-PA-0202-A-LT on the E310. DigiKey has them in stock. > >> On Aug 8, 2023, at 12:22 PM, Marcus D. Leech <patchvonbraun@gmail.com> wrote: >> >> On 08/08/2023 13:16, shapkiquarry@gmail.com wrote: >>> >>> Hello Marcus, >>> >>> Thank you for a response. But I have been hunting down a barrel connector for over a week. I have searched all of digikey, mouser, and amazon. I have already bought and received a barrel connector which I purchased from Ebay, and it was too wide for this socket. I am currently buying various connectors with “long barrel” versus “short barrel” and simply shooting in the dark now. >>> >>> If anyone has any definitive datasheets on this with actual specifications, please let me know. >>> >>> >>> _______________________________________________ >>> USRP-users mailing list -- usrp-users@lists.ettus.com >>> To unsubscribe send an email to usrp-users-leave@lists.ettus.com >> I'm trying to get part numbers. From my own experience, I think it's just basically a standard 5.5mm x 2.1mm barrel connector, >> with the added frill of the threaded locking arrangement. >> _______________________________________________ >> USRP-users mailing list -- usrp-users@lists.ettus.com >> To unsubscribe send an email to usrp-users-leave@lists.ettus.com > _______________________________________________ > USRP-users mailing list -- usrp-users@lists.ettus.com > To unsubscribe send an email to usrp-users-leave@lists.ettus.com

On 09/08/2023 05:26, zhou wrote: > Thanks Marcus. > I find that it is easier to choose target RF at which DSP freq is > zero, then avoid DC in data allocation in baseband. > > Anyway, what do "lowest offset" and "corrected " mean in the > calibration file? some example lines as below. I am uinsg step size 1MHz. > TX DC: 1020.000000 MHz: lowest offset -92.824059 dB, corrected > 35.168568 dB > TX DC: 1021.001221 MHz: lowest offset -90.716408 dB, corrected > 32.376762 dB > TX DC: 1022.002442 MHz: lowest offset -91.902306 dB, corrected > 34.561279 dB > > Kind regards, > Hongwei > I don't know.  One could look at the code to get an idea. > > > On Monday, 7 August 2023 at 14:46:35 BST, Marcus D. Leech > <patchvonbraun@gmail.com> wrote: > > > On 07/08/2023 09:41, zhou via USRP-users wrote: > Thanks for your quick response, Marcus. > > On the 2nd question, I mean, when LO is different from the target RF > freq, DSP will make up the difference. LO leak will become a spurious > signal at DSP freq. Can this LO leak be compensated in USRP? if yes, how? > > If you move the LO leakage out of the passband of your application > sample rate, it won't be bothersome. > > > >> Thanks. >> >> >> On Monday, 7 August 2023 at 14:11:08 BST, Marcus D. Leech >> <patchvonbraun@gmail.com> <mailto:patchvonbraun@gmail.com> wrote: >> >> On 07/08/2023 04:40, zhou via USRP-users wrote: >> Hi, >> >> I have a question regarding USRP calibration. I am using X310 and UHD >> 4.4. >> To save calibration time, the step size is set to be 5MHz and the >> freq range is [600MHz, 6GHz]. >> My questions are: >> 1. will the compensation be made at these discrete frequencies only, >> or interpolation will be applied to frequencies which are between the >> steps? >> Interpolation is applied. >> >>> 2. how to compensate DC offset in case there is DSP freq? >> The DC offset compensation is applied based on the *analog* frequency >> setting of the RF PLL.  The DSP component >>   is "perfect" from a offset and balance perspective. >> >> >> >>> >>> Thanks, >>> Hongwei >>> >>> >>> >>> _______________________________________________ >>> USRP-users mailing list --usrp-users@lists.ettus.com <mailto:usrp-users@lists.ettus.com> >>> To unsubscribe send an email tousrp-users-leave@lists.ettus.com <mailto:usrp-users-leave@lists.ettus.com> >> >> _______________________________________________ >> USRP-users mailing list -- usrp-users@lists.ettus.com >> <mailto:usrp-users@lists.ettus.com> >> To unsubscribe send an email to usrp-users-leave@lists.ettus.com >> <mailto:usrp-users-leave@lists.ettus.com> >> >> _______________________________________________ >> USRP-users mailing list --usrp-users@lists.ettus.com <mailto:usrp-users@lists.ettus.com> >> To unsubscribe send an email tousrp-users-leave@lists.ettus.com <mailto:usrp-users-leave@lists.ettus.com> > > _______________________________________________ > USRP-users mailing list -- usrp-users@lists.ettus.com > To unsubscribe send an email to usrp-users-leave@lists.ettus.com

The connector on the Octoclock is a Switchcraft L722RA. I don't know the part number for the mating connector, but you might be able to find a compatible one using that as a reference. Wade On Wed, Aug 9, 2023 at 7:33 AM Royce Connerley via USRP-users < usrp-users@lists.ettus.com> wrote: > I retract my suggestion, now that I have seen the connector. > > > On Aug 8, 2023, at 2:29 PM, Royce Connerley via USRP-users < > usrp-users@lists.ettus.com> wrote: > > > > The E310 uses a bayonet style locking barrel connector. I have used > Kycon KLDX-PA-0202-A-LT on the E310. DigiKey has them in stock. > > > >> On Aug 8, 2023, at 12:22 PM, Marcus D. Leech <patchvonbraun@gmail.com> > wrote: > >> > >> On 08/08/2023 13:16, shapkiquarry@gmail.com wrote: > >>> > >>> Hello Marcus, > >>> > >>> Thank you for a response. But I have been hunting down a barrel > connector for over a week. I have searched all of digikey, mouser, and > amazon. I have already bought and received a barrel connector which I > purchased from Ebay, and it was too wide for this socket. I am currently > buying various connectors with “long barrel” versus “short barrel” and > simply shooting in the dark now. > >>> > >>> If anyone has any definitive datasheets on this with actual > specifications, please let me know. > >>> > >>> > >>> _______________________________________________ > >>> USRP-users mailing list -- usrp-users@lists.ettus.com > >>> To unsubscribe send an email to usrp-users-leave@lists.ettus.com > >> I'm trying to get part numbers. From my own experience, I think it's > just basically a standard 5.5mm x 2.1mm barrel connector, > >> with the added frill of the threaded locking arrangement. > >> _______________________________________________ > >> USRP-users mailing list -- usrp-users@lists.ettus.com > >> To unsubscribe send an email to usrp-users-leave@lists.ettus.com > > _______________________________________________ > > USRP-users mailing list -- usrp-users@lists.ettus.com > > To unsubscribe send an email to usrp-users-leave@lists.ettus.com > _______________________________________________ > USRP-users mailing list -- usrp-users@lists.ettus.com > To unsubscribe send an email to usrp-users-leave@lists.ettus.com >