Amateur Extra Class: 2020–2024
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E6C01:

What is the function of hysteresis in a comparator?

  1. To prevent input noise from causing unstable output signals
  2. To allow the comparator to be used with AC input signals
  3. To cause the output to change states continually
  4. To increase the sensitivity
E6C01 E6C02 E6C03 E6C04 E6C05 E6C06 E6C07 E6C08 E6C09 E6C10 E6C11