Home » Decibels, Amplification and Attenuation » 10 » a Each stage of a three-stage amplifier provides 5 dB gain. The total amplification is:   a.   10 dB   b.   15 dB   c.   25 dB   d.   125 dB Your answer "a" is not correct. "b" is the right answer. That was the last question for this topic.