Re: [USRP-users] OFDM TX/RX BER Calculator and ofdm_tx underruns with x310

2018-03-23 Thread Sarah Tran via USRP-users
the image for my X310. It fixed the issue! Thanks for your time. -Sarah From: Michael Dickens Sent: Friday, March 16, 2018 2:54 AM To: Sarah Tran ; usrp-users@lists.ettus.com Subject: Re: [USRP-users] OFDM TX/RX BER Calculator and ofdm_tx underruns with x310 Hi Sarah - You're welcome &

Re: [USRP-users] OFDM TX/RX BER Calculator and ofdm_tx underruns with x310

2018-03-19 Thread Sarah Tran via USRP-users
you need more information to replicate the problem, please let me know! Thanks for your time, Sarah From: Michael Dickens Sent: Friday, March 16, 2018 2:54 AM To: Sarah Tran ; usrp-users@lists.ettus.com Subject: Re: [USRP-users] OFDM TX/RX BER Calculator and ofdm_tx underruns with x310 Hi

Re: [USRP-users] OFDM TX/RX BER Calculator and ofdm_tx underruns with x310

2018-03-16 Thread Michael Dickens via USRP-users
Hi Sarah - You're welcome & the PER block sounds cool ... do you have a public repo where we can view the source? Well done! As for your other question: Have you tried updating to the latest UHD release (3.11)? That might fix the issue "out of the box" ... and if not, try building from source via t

Re: [USRP-users] OFDM TX/RX BER Calculator and ofdm_tx underruns with x310

2018-03-15 Thread Sarah Tran via USRP-users
-users@lists.ettus.com Subject: Re: [USRP-users] OFDM TX/RX BER Calculator Hi Sarah - Glad you're heading down a positive path. The header data is removed from the raw data being decoded, but added as meta-data on the stream. This meta-data is optionally printed out by GR OFDM and/or vario

Re: [USRP-users] OFDM TX/RX BER Calculator

2018-03-08 Thread Michael Dickens via USRP-users
Hi Sarah - Glad you're heading down a positive path. The header data is removed from the raw data being decoded, but added as meta-data on the stream. This meta-data is optionally printed out by GR OFDM and/or various Qt displays. Once the header has been verified (via CRC8), it is no longer part

Re: [USRP-users] OFDM TX/RX BER Calculator

2018-03-07 Thread Sarah Tran via USRP-users
: Tuesday, March 6, 2018 5:24 PM To: Sarah Tran ; usrp-users@lists.ettus.com Subject: Re: [USRP-users] OFDM TX/RX BER Calculator Hi Sarah - A few things to note on using the default GR OFDM using real SDR devices that could be relevant here: * tx data amplification: This needs to be such that the

Re: [USRP-users] OFDM TX/RX BER Calculator

2018-03-06 Thread Michael Dickens via USRP-users
Hi Sarah - A few things to note on using the default GR OFDM using real SDR devices that could be relevant here: * tx data amplification: This needs to be such that the data heading to UHD doesn't saturate on conversion. You can visually see this if you look at the raw Rx signal ... it will