Transcription of Amplifiers Module 04 - Learn About Electronics
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Amplifiers Module 04 - Learn About Electronics
Module 4 Amplifiers amplifier Circuits Introduction to Impedance and Bandwidth Control. What you'll Learn in Module 4. Modified Response Curves Section Introduction to Impedance and Previous modules Bandwidth Control. have concentrated on Recognise the need for changing the producing a flat shape of an amplifier 's frequency response. frequency response over the required Section Input Compensation. audio frequency Describe typical input correction circuits. range. It is sometimes necessary however, to Section amplifier Controls. modify the flat Describe typical tone control circuits. response of an audio amplifier by making Section Amplifiers and Impedance. particular stages of the amplifier frequency Describe typical circuits for controlling dependent. This can be achieved by modifying impedance. either the response of one or more of the amplifier stages, or the response of a negative feedback path.
the input of a power amplifier and provide full power (when full volume is used) and minimum noise. Line Level This pre amplifier output is usually called ‘Line level’ and most amplifiers will have a line in and a line out socket, on PC sound cards these are normally coloured pale green and light blue respectively. The
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