Hi,

You can have only 1 RX and 1 TX channel in a N210. You are asking for 2 RX
channels in your flow. Runtime complains that he can access only 1 channel
(Rx0).

HTH,
Nikos​

On Fri, Mar 18, 2016 at 5:39 PM, SUGANYA M <[email protected]> wrote:

> Hi All,
> I am using GNU Radio Companion 3.7.5 and USRP N210.
> When I implemented a simple flow graph of SIMO system with two channels
> using USRP source block ( attached grc flow graph snapshot for reference),
> I am getting following error:
>
> Traceback (most recent call last):
>   File "/home/student/SUGAN/ONE_TWO.py", line 130, in <module>
>     tb = ONE_TWO()
>   File "/home/student/SUGAN/ONE_TWO.py", line 72, in __init__
>     channels=range(2),
>   File "/usr/local/lib/python2.7/dist-packages/gnuradio/uhd/__init__.py",
> line 122, in constructor_interceptor
>     return old_constructor(*args)
>   File "/usr/local/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.py",
> line 1740, in make
>     return _uhd_swig.usrp_source_make(*args)
> RuntimeError: LookupError: IndexError: multi_usrp: RX channel 1 out of
> range for configured RX frontends
>
> Can anyone help me to fix this error?
> Thanks in advance
>
> Regards,
> Suganya.M
>
>
> _______________________________________________
> Discuss-gnuradio mailing list
> [email protected]
> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>
>
_______________________________________________
Discuss-gnuradio mailing list
[email protected]
https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Reply via email to