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In a differential amplifier, the noninverting input is 3cos(600t + 45°) mV and the inverting input...


In a differential amplifier, the noninverting input is 3cos(600t + 45°) mV and the inverting input is 4cos(600t -45°) mV. The output is v0 = 3cos(600t + 45°)+4.004cos(600t-45°) V. The CMRR is ______ dB.

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