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AD9361 TX Offset Calibration

Question asked by perkinsd@battelle.org on Mar 20, 2018
Latest reply on Mar 26, 2018 by Vinod

I am noticing less than optimal LO leakage from my AD9361 TX output.  I am running TX Quadrature calibration with DC offset enabled.  After running calibration, if I fine tune the TX Offset registers (0x08E-0x09F), I can knock the LO level down from -48dBm to -80dBm.  I would expect that the quadrature calibration should take care of this without requiring a manual tuning.  Is there a way to optimize the calibration to reduce the LO leakage?

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