38.1.7. Frequency Response Discussion

Try these first

1. 1.

   What does a common emitter amplifier do?

   Hint

   Think about where the input and output are connected.

2. 2.

   Name one advantage of a self-biased amplifier over a fixed-bias amplifier.

   Hint

   Consider stability factors in circuit designs.

3. 3.

   What configuration is referred to when the emitter is common to both the input and output of an amplifier?

   • Common Source
   • Common Collector
   • Common Emitter
   • Common Ground

   Hint

   Think about amplifier configurations and their definitions.

4. 4.

   True or False: A self-biased amplifier is more stable than a fixed-bias amplifier.

   • True
   • False

   Hint

   Recall the benefits of different biasing methods.

5. 5.

   Design a common emitter amplifier with specified cutoff frequencies of 20 Hz and 20 kHz. Provide calculations for the necessary resistors and capacitors.

   Hint

   Utilize the cutoff frequency equations and potential resistor values.

6. 6.

   Compare the performance of a self-biased common emitter amplifier to a fixed bias in terms of power stability and frequency response. What factors impact performance more significantly?

   Hint

   Reflect on factors that contribute to amplifier performance.