How do you check a single phase motor capacitor?

How can you tell if a capacitor is bad?

Symptoms of defective capacitors may include:

  1. Excessive noise in audio or video, including 60hz audio hum or rolling bars in video.
  2. Scratchy, distorted, or missing audio.
  3. Low contrast, blurry, or distorted LCD displays.
  4. Intermittent or outright failure.
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