Audio Amplifier

Design Assumptions and Requirements

Design Overview 

Common Emitter with Emitter Degeneration 

Characteristics:

• Inverting amplifier

• With assumptions stated, Simple gain calculation

• Reasonable input and output impedance

Emitter Follower 

Characteristics:

• Consistent gain of 1

• Reasonable input and output impedance

Full Design 

Overall Gain 

Frequency Response 

Oscilloscope Traces