[USRP-users] Re: LO carrier phase difference

2023-06-30 Thread Marcus D. Leech
On 30/06/2023 07:34, zhou wrote: Thanks a lot for your discussion, Rob and Marcus. It is very informative. I am using UBX-160 daughterboard. Yes, my transmission is continuous during the entire test. The signal length is 40ms, and the same signal is repeatedly transmitted in an endless loop. T

[USRP-users] Re: LO carrier phase difference

2023-06-30 Thread zhou via USRP-users
Thanks a lot for your discussion, Rob and Marcus. It is very informative.I am using UBX-160 daughterboard.  Yes, my transmission is continuous during the entire test. The signal length is 40ms, and the same signal is repeatedly transmitted in an endless loop. Timestamp is updated in each loop

[USRP-users] Re: LO carrier phase difference

2023-06-29 Thread Marcus D. Leech
On 29/06/2023 11:38, Rob Kossler wrote: On Thu, Jun 29, 2023 at 11:09 AM Marcus D. Leech wrote: On 29/06/2023 09:36, zhou via USRP-users wrote: I am using X310 USRPs. I did a loopback test with this USRP, that is, Tx was connected to Rx (with a 20dB attenuator between them). This is for checki

[USRP-users] Re: LO carrier phase difference

2023-06-29 Thread Marcus D. Leech
On 29/06/2023 11:38, Rob Kossler wrote: On Thu, Jun 29, 2023 at 11:09 AM Marcus D. Leech wrote: On 29/06/2023 09:36, zhou via USRP-users wrote: I am using X310 USRPs. I did a loopback test with this USRP, that is, Tx was connected to Rx (with a 20dB attenuator between them). This is for checki

[USRP-users] Re: LO carrier phase difference

2023-06-29 Thread Rob Kossler via USRP-users
On Thu, Jun 29, 2023 at 11:09 AM Marcus D. Leech wrote: > > On 29/06/2023 09:36, zhou via USRP-users wrote: > I am using X310 USRPs. I did a loopback test with this USRP, that is, Tx was > connected to Rx (with a 20dB attenuator between them). This is for checking > the channel status. > In my t

[USRP-users] Re: LO carrier phase difference

2023-06-29 Thread Marcus D. Leech
On 29/06/2023 09:36, zhou via USRP-users wrote: Hello All, I am using X310 USRPs. I did a loopback test with this USRP, that is, Tx was connected to Rx (with a 20dB attenuator between them). This is for checking the channel status. In my test, Tx is free running without stop, and Rx is occasio