In a differential amplifier, the noninverting input is 3 cos (600t + 45◦ ) mV and the inverting input is 4cos (600t - 45◦ ) mV. The output is vo = 3cos (600t + 45◦ ) + 4.004cos (600t - 45◦ ) V.
The CMRR is _____________ dB.
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