Daily Archives: March 9th, 2010

Linux SDR – Configuring the Sound

At their core, software defined radios like the Elektor SDR and SoftRock are sampled detectors operating at 4x the frequency of interest.  The output of the detector consists of two audio streams containing in-phase and quadrature (I-Q) components of the RF signal which are fed to the PC sound card input through the left and …

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