Re: [Discuss-gnuradio] Re: Single-tone test using USRP2 with RFX2400 and XCVR2450

2009-04-27 Thread Johnathan Corgan
On Mon, Apr 27, 2009 at 12:50 PM, Matt Ettus wrote: > Please update your firmware and try again.  I believe I have fixed this > problem now. The USRP2 firmware that contains this fix has been posted to: http://gnuradio.org/releases/usrp2-bin/trunk/txrx_edk10.1_r10925.bin Johnathan __

Re: [Discuss-gnuradio] Re: Single-tone test using USRP2 with RFX2400 and XCVR2450

2009-04-27 Thread Matt Ettus
Changkyu Seol wrote: Matt Ettus wrote: Yongsang Kim wrote: What you are seeing are normal transmitter non-idealities, including DC offset (aka carrier feedthrough), and IQ imbalance (aka sideband suppression. These can be improved through tuning, but they are not bad as is. Also, on the XCVR

[Discuss-gnuradio] Re: Single-tone test using USRP2 with RFX2400 and XCVR2450

2009-04-26 Thread Changkyu Seol
Matt Ettus wrote: > Yongsang Kim wrote: > > What you are seeing are normal transmitter non-idealities, including DC > offset (aka carrier feedthrough), and IQ imbalance (aka sideband > suppression. These can be improved through tuning, but they are not bad > as is. Also, on the XCVR you are seei