What is the desired output characteristic from a modulator?

The desired output characteristic from a modulator is a stable and clear signal. This is crucial because modulation is the process of varying a carrier signal in order to encode information. A stable and clear signal ensures that the information being transmitted can be accurately received and decoded without errors or interference. Stability refers to the ability of the signal to maintain its integrity over time and distance, while clarity relates to how easily the information can be extracted by the receiver without distortion or noise.

In practical applications, achieving a stable and clear signal allows for more reliable communication, whether it's in radio transmission, television broadcasting, or data communication. It ensures that the signal maintains its intended characteristics despite potential environmental influences or circuitry variations, thereby allowing for better performance in real-world scenarios.