Re: [Discuss-gnuradio] Spurious Spikes in RX Data

2017-07-16 Thread Marcus D. Leech
On 07/16/2017 08:38 PM, Sean Horton wrote: Hi Marcus, I'm not getting overruns, and the signal source was the N210 (I was doing a loopback test). I switched to a hardware radio to transmit data, and the spikes went away. Is that what you'd expect? The spikes were 2000-3000 samples apart. If

Re: [Discuss-gnuradio] Spurious Spikes in RX Data

2017-07-16 Thread Sean Horton
Hi Marcus, I'm not getting overruns, and the signal source was the N210 (I was doing a loopback test). I switched to a hardware radio to transmit data, and the spikes went away. Is that what you'd expect? The spikes were 2000-3000 samples apart. If you don't think I should see those spikes even

Re: [Discuss-gnuradio] Spurious Spikes in RX Data

2017-07-14 Thread Marcus D. Leech
On 07/06/2017 12:46 PM, Sean Horton wrote: Hi, I've recently gotten someone with Matlab to help me look at what's going on in my receiver. The image was created with matlab from data from a file sink connected directly to a usrp source. I am seeing spurious spikes when plotting I or Q, and