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Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT
From: |
Robert Miller |
Subject: |
Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT |
Date: |
Sat, 29 Dec 2007 07:41:34 -0800 (PST) |
Michael,
Any luck in answering your last question?:
"I was really hoping to <do> simultaneous TX/RX using -
just- the TX/RX antenna on an RFX board, but I've had no luck doing
that. Anyone know if this last scenario is possible?"
I am very much interested in the same functionality.
Thanks,
Rob
Michael Dickens-2 wrote:
>
> On Sep 10, 2007, at 10:07 PM, Eric Blossom wrote:
>> There's no gr_stall. Currently auto_tr mode is used with the packet
>> data examples. See gnuradio-examples/python/digital. There is no
>> explicit "stall", the transmitter pipeline stalls when no packets are
>> being fed into the PHY via the message source.
>
> OK. Well, I'll create a "stall" block and see how it works under a
> standard PTT scenario.
>
> Upon further reflection, I think doing simultaneous TX/RX might work
> better when doing the "push" of PTT. That way I can see the TXd
> signal on the RX side - but then mute it so that the (loopback) sound
> doesn't come through. From reading the GNU Radio list archives,
> doing simultaneous TX/RX seems possible using either separate TX and
> RX daughtercards, or different antennas on a single RFX series
> daughtercard. I was really hoping to to simultaneous TX/RX using -
> just- the TX/RX antenna on an RFX board, but I've had no luck doing
> that. Anyone know if this last scenario is possible? Thanks again.
> - MLD
>
>
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>
>
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- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT,
Robert Miller <=
- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT, Matt Ettus, 2007/12/29
- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT, Robert Miller, 2007/12/29
- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT, Michael Dickens, 2007/12/29
- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT, Matt Ettus, 2007/12/29
- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT, Michael Dickens, 2007/12/29
- Re: [Discuss-gnuradio] set_auto_tr(), gr_stall, and PTT, Robert Miller, 2007/12/29