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Re: [Discuss-gnuradio] How to turn-off TX of UHD sink in gnuradio compan
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From: |
Tom Rondeau |
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Subject: |
Re: [Discuss-gnuradio] How to turn-off TX of UHD sink in gnuradio companion? |
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Date: |
Wed, 4 Dec 2013 09:46:26 -0500 |
On Wed, Dec 4, 2013 at 3:37 AM, mlustig <address@hidden> wrote:
> Hi --
>
> I just got my USRP B200. I'm able to receive and transmit with it. It is
> very nice!
> I have one issue. In gnuradio-companion I pipe an FM modulated signal into
> UHD sink with the TX/RX output.
> I would like to have a button that turns the TX off to allow RX on the same
> port. I can not find a way to do that within gnuradio-companion. Anybody has
> an idea?
>
> My workaround right now is to turn the transmit gain down, and change the
> center frequency of the transmit away while receiving in RX2 port. This is a
> "full duplex" mode, but I would really like a half-duplex on the RX/TX.
>
> Thanks!
>
> -- Miki
One easy way is to use the mute block and have it controllable from a
check box GUI element.
Tom