[USRP-users] Re: Using N200 with UBX160

2021-12-03 Thread 翁偉吾
Hi, thanks for the detailed explanation. On Sat, Dec 4, 2021, 08:38 Marcus Müller wrote: > Hello! > > > I want to know if I can use N200 with UBX160 > > Sadly, no. The N200 needs an anti-alias filter of at most 50 MHz bandwidth > (one-sided) for > effectively alias-free operation, and a UBX160

[USRP-users] Re: Using N200 with UBX160

2021-12-03 Thread Marcus Müller
Hello! > I want to know if I can use N200 with UBX160 Sadly, no. The N200 needs an anti-alias filter of at most 50 MHz bandwidth (one-sided) for effectively alias-free operation, and a UBX160 has 80 MHz. > My goal is to run the N200 at 100Msps to receive 100MHz bandwidth of signal. That is i

[USRP-users] Re: USRP N310 using designated RF antenna ports pair

2021-12-03 Thread Marcus D. Leech
On 2021-12-03 16:07, ChunChih Lin wrote: Hi all, I'm new to USRP N310. I'm trying to use the uhd_fft spectrum monitor command to receive signals. Is it possible that I transmit and receive signals while using RF 1 instead of the default RF 0? What kind of --args should I use? Many thanks Chun

[USRP-users] USRP N310 using designated RF antenna ports pair

2021-12-03 Thread ChunChih Lin
Hi all, I'm new to USRP N310. I'm trying to use the uhd_fft spectrum monitor command to receive signals. Is it possible that I transmit and receive signals while using RF 1 instead of the default RF 0? What kind of --args should I use? Many thanks Chun-Chih Lin ___

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread Marcus D. Leech
On 2021-12-03 10:02, iw1...@gmail.com wrote: The NIC is an Intel X710 Dual Port 10Gb Direct Attach, SFP+,PCIe. MTU is now 9000. I tried now with 1500, but still same error. I still have to check with new image, if any. My "hunch" is that packets are getting lost or re-ordered during the FPG

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread iw1fnw
The NIC is an Intel X710 Dual Port 10Gb Direct Attach, SFP+,PCIe. MTU is now 9000. I tried now with 1500, but still same error. I still have to check with new image, if any. ``` abusso@ttclabsdr:~$ ifconfig eno1: flags=4163 mtu 1500 inet 10.181.165.152 netmask 255.255.252.0 broadcast

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread Marcus D. Leech
On 2021-12-03 09:14, iw1...@gmail.com wrote: I can try re-programming with new images (if not already done) starting from Vivado. Is this what you mean? I tried a flood ping. With up to 6000 bytes packet all is fine. With 7000 I start loosing a bit. With 8000 it loose 50%. I’m not sure if t

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread Rob Kossler
I don't know exactly when, but Ettus changed from using XGS and HGS images to XG and HG. I think this was in between 3.9 and 3.10 so maybe you are OK with the XG image. But, I would recommend using the "--fpga-path" command line argument to specify exactly which image you want. My guess is that w

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread iw1fnw
I can try re-programming with new images (if not already done) starting from Vivado. Is this what you mean? I tried a flood ping. With up to 6000 bytes packet all is fine. With 7000 I start loosing a bit. With 8000 it loose 50%. I’m not sure if this is normal with such long packets. ``` abusso

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread Marcus D. Leech
On 2021-12-03 07:47, iw1...@gmail.com wrote: This is what I obtain from the two commands. In the image loader command, if I do not specify the image it takes automatically the XG, which is the same I used to program the FPGA with Vivado (2x10G). |abusso@ttclabsdr:~$ uhd_usrp_probe| |linux;

[USRP-users] Re: Using N200 with UBX160

2021-12-03 Thread Marcus D Leech
There’ll be aliasing. Sent from my iPhone > On Dec 3, 2021, at 2:35 AM, 翁偉吾 wrote: > >  > Hi, I want to know if I can use N200 with UBX160. My goal is to run the N200 > at 100Msps to receive 100MHz bandwidth of signal. Which means that UBX40 is > not the right choice. I don't see the UBX16

[USRP-users] Re: RuntimeError: Device reported an error during initialization

2021-12-03 Thread iw1fnw
This is what I obtain from the two commands. In the image loader command, if I do not specify the image it takes automatically the XG, which is the same I used to program the FPGA with Vivado (2x10G). ``` abusso@ttclabsdr:~$ uhd_usrp_probe ``` ``` linux; GNU C++ version 7.3.0; Boost_106501; UHD