63.4. Coverage of Today's Lecture

Try these first

1. 1.

   Define a cascode amplifier and describe its main purpose.

   Hint

   Think about the structure of the amplifier.

2. 2.

   What does BJT stand for?

   Hint

   Consider the type of carriers involved in the operation.

3. 3.

   What is the main advantage of a cascode amplifier?

   • Higher Gain
   • Lower Cost
   • More Transistors

   Hint

   Consider what it means for amplification.

4. 4.

   True or False: A Cascode amplifier can only be constructed using BJTs.

   • True
   • False

   Hint

   Think about types of transistors.

5. 5.

   Design a cascode amplifier circuit with specified values for bias resistors and calculate the expected voltage gain.

   Hint

   Use the parameters discussed during examples, maintaining unit consistency.

6. 6.

   Compare the frequency response of a cascode amplifier with a standard common emitter amplifier under the same conditions.

   Hint

   Draw upon earlier examples and calculations to substantiate your comparison.