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How to kill the flow graph in GNU Radio companion?
First you will need to Kill the flow graph running on the host computer. This can be done by either hitting the “X” in the upper corner of the QT widget window, or by using the “Kill the flow graph” button within GNU Radio Companion. Next, within the Terminal window that is running the flow graph on the E310, simply hit Enter .
How to transmit audio files using GNU Radio?
Audio File Transmission using GNU RADIO and USRP EEC 687 – Mobile Computing (Fall 2016) Final Project Report Raag Kharadi CSUID: 2644321 Harshil Mehta CSUID: 2643874 Electrical and Computer Engineering, Cleveland State University
Why is GNU Radio good for developing SDR?
GNU Radio GNU radio provide software environment for developing and which is open source and free of cost software and also has inbuilt signal processing blocks for implementation of software radios. For creating SDR it provides less cost RF hardware and it also provides stimulation like user interface which does not required physical hardware.
How to adjust the frequency of GNU Radio?
On the GNU Radio flow graph that is running on the host computer, there are QT GUI widgets to adjust the Frequency and RF Gain, that will be sent via XMLRPC commands to the E310, to adjust the variables within the running flow graph. The Audio Gain GUI widget will locally adjust the audio volume on the host computer.
How does flow graph work on USRP E310?
The flow graph running on the USRP E310 will demodulate a WBFM radio station, and then stream the audio over a ZMQ Sink to the host computer, where it will then be played over the host’s speakers via the Audio Sink.
Which is the latest version of GNU Radio?
GNU Radio Companion refers to the graphical tool that will be used for creating the signal flow graphs and generating the flow-graph source code. For this project, GNU Radio Release 3.7.10.1 will be used.