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Which Statement Best Describes the Action of an OTA Amplitude

Question 45

Multiple Choice

Which statement best describes the action of an OTA amplitude modulator?


A) The power supply bias adjusts the output level.
B) Variations of light intensity adjust the gain of the amplifier.
C) The variations of voltages applied to the current bias input adjusts the gain of the amplifier.
D) The OTA is versatile and can be configured to work in any of these ways.

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