Re: [Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-23 Thread Matt Ettus
On Tue, 2006-05-23 at 12:39 +0200, Martin Dvh wrote: > Matt Ettus wrote: > >>>Although I am aware that the signal will need to be attenuated severely, I > >>>am unsure what the RF front end of the RFX-400 is spec'd for. With a 20 > >>>dBm > >>>signal at the TX, I am planning to use anywhere from

Re: [Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-23 Thread Martin Dvh
Matt Ettus wrote: >>>Although I am aware that the signal will need to be attenuated severely, I >>>am unsure what the RF front end of the RFX-400 is spec'd for. With a 20 dBm >>>signal at the TX, I am planning to use anywhere from 40 to 60 dB of >>>attenuation. I believe this will give me a -20 t

Re: [Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-22 Thread Matt Ettus
> > Although I am aware that the signal will need to be attenuated severely, I > > am unsure what the RF front end of the RFX-400 is spec'd for. With a 20 dBm > > signal at the TX, I am planning to use anywhere from 40 to 60 dB of > > attenuation. I believe this will give me a -20 to -40 dBm sig

Re: [Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-20 Thread Eric Blossom
On Sat, May 20, 2006 at 08:59:00PM -0700, rdmiller wrote: > > Eric, > > Thank you very much for the reply. I noticed that I was actually modifying > a very old version of usrp_rx_cfile.py (found at > http://www.koders.com/python/fidB649E66943F7649C67371CB015D6E5ACAE276523.aspx). > > I've taken

Re: [Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-20 Thread rdmiller
Eric, Thank you very much for the reply. I noticed that I was actually modifying a very old version of usrp_rx_cfile.py (found at http://www.koders.com/python/fidB649E66943F7649C67371CB015D6E5ACAE276523.aspx). I've taken a look at the latest version from cvs and have a question regarding the pr

Re: [Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-19 Thread Eric Blossom
On Fri, May 19, 2006 at 11:26:54AM -0700, rdmiller wrote: > > Greetings, > > I am having an issue receiving signals properly using a single RFX (FLEX) > 400. I am using usrp_siggen.py (with a sinusoid) to transmit via "TX/RX" in > the 450 MHz range, and have verified its functionality via a spec

[Discuss-gnuradio] Simultaneous TX/RX Sample Code for RFX (FLEX) 400

2006-05-19 Thread rdmiller
Greetings, I am having an issue receiving signals properly using a single RFX (FLEX) 400. I am using usrp_siggen.py (with a sinusoid) to transmit via "TX/RX" in the 450 MHz range, and have verified its functionality via a spectrum analyzer. The transmitter ("TX/RX") is hardwired to the receiver