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What is the benefit in reducing the gain of the amplifier at low frequencies?

April 26, 2017amplifier benefit frequencies gain low Mathematics Physics reducing

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What is the benefit in reducing the gain of the amplifier at low frequencies?

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Which particular amplifier is not specified, but reducing the gain of an amplifier at various frequencies is called reducing the “bandwidth” of the amplifier. Some common benefits of this are: 1. assisting the amplifier to remain stable, so it won’t oscillate 2. reducing the internal noise generated by the amplifier 3. filtering out unwanted signals such as 50Hz mains “hum” 4.