Changes between Version 20 and Version 21 of Tutorials/k0SDR/Tutorial04a
- Timestamp:
- Jun 4, 2013, 2:25:34 PM (11 years ago)
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Tutorials/k0SDR/Tutorial04a
v20 v21 63 63 }}} 64 64 65 * The recorded spectrum data is stored in a file under the root directory on each of the nodes. Copy that data file from the node to the console and check the contents. Each node will have its own file: /root/spectrum_ measurement_nodex-y. [[BR]]65 * The recorded spectrum data is stored in a file under the root directory on each of the nodes. Copy that data file from the node to the console and check the contents. Each node will have its own file: /root/spectrum_nodex-y. [[BR]] 66 66 The following will copy the data collect from node3-3 to the console. 67 67 {{{ 68 nilanjan@console.grid:~/UHD/SPECTRUM/w$ scp root@node8-8:/root/spectrum_ measurement_node8-8 .68 nilanjan@console.grid:~/UHD/SPECTRUM/w$ scp root@node8-8:/root/spectrum_node8-8 . 69 69 }}} 70 70 … … 78 78 * This will demonstrate using the waveform generator to create a signal at 5.002 GHz and using the USRPs to detect & record the signal. From the grid console enter the following to configure & run the waveform generator at 5.002 GHz with a -1 dBm power level. 79 79 {{{ 80 nilanjan@console.grid:~/UHD/SPECTRUM/w$ wget -qO- http://instrument1.orbit-lab.org:5054/interference/ stop80 nilanjan@console.grid:~/UHD/SPECTRUM/w$ wget -qO- http://instrument1.orbit-lab.org:5054/interference/initialize 81 81 OK 82 82 nilanjan@console.grid:~/UHD/SPECTRUM/w$ wget -qO- http://instrument1.orbit-lab.org:5054/interference/set?frequency=5.002\&power=-1