In bipolar modulation, the carrier is symmetric about zero with amplitude equal to Cm, the PWM output
(A) Zero
(B) Switches between – 1 / 2 and + 1 / 2
(C) Switches between – 1 and + 1
(D) Switches between 0 and + 1
In bipolar modulation, the carrier is symmetric about zero with amplitude equal to Cm, the PWM output
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