perhaps try the same thing outside gnuradio using one of Ettus' examples
such as the following.  You can add "--help" to see other options which you
may need.  First try it with something that is working for you such as
--radio-chan 0.

rfnoc_rx_to_file --null --radio-chan 1 --ant RX2

On Mon, May 4, 2020 at 6:16 PM Ivan Zahartchuk <adray0...@gmail.com> wrote:

> Unfortunately, this method does not work. Maybe there are some other ideas?
>
>
> пн, 4 трав. 2020, 23:38 користувач Rob Kossler <rkoss...@nd.edu> пише:
>
>> Does the 2nd argument to set_rx_antenna() indicate which radio port?  If
>> so, try setting it to 1.
>> Rob
>>
>> On Mon, May 4, 2020 at 2:02 PM Ivan Zahartchuk via USRP-users <
>> usrp-users@lists.ettus.com> wrote:
>>
>>> Hello, I'm trying to switch between all four USRP E310 inputs. For this,
>>> I use the command self.uhd_rfnoc_streamer_radio_0.set_rx_antenna ("TX /
>>> RX", 0) but I can only switch in channel A. RFNoC Radio does not have the
>>> set_rx_subdev_spec command. Tell me how can I switch across all 4 channels?
>>> _______________________________________________
>>> USRP-users mailing list
>>> USRP-users@lists.ettus.com
>>> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
>>>
>>
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