Chapter 9, Problem 8PE

Program Plan Intro

Amplifier

Program plan:

Filename: “Amplifier.java”

This program file is used to define a class “Amplifier”. In the code,

• Define a class “Amplifier”.
  • Declare the class mmbers.
  • Define the method “getGain()”.
    • Return “1”.
  • Define the method “getDescription()”.
    • Return the string.

Filename: “InvertingAmplifier.java”

This program file is used to define a class “InvertingAmplifier” as extending from “Amplifier”. In the code,

• Define a class “InvertingAmplifier”.
  • Declare class members.
  • Define the constructor “InvertingAmplifier()”.
    • Set the values of class members.
  • Define the method “getGain()”.
    • Return the calculated value.
  • Define the method “getDescription()”.
    • Return the values.

Filename: “NoninvertingAmplifier.java”

This program file is used to define a class “NoninvertingAmplifier” as extending from “Amplifier”. In the code,

• Define a class “NoninvertingAmplifier”.
  • Declare class members.
  • Define the constructor “NoninvertingAmplifier ()”.
    • Set the values of class members.
  • Define the method “getGain()”.
    • Return the calculated value.
  • Define the method “getDescription()”.
    • Return the values.

Filename: “VdivAmplifier.java”

This program file is used to define a class “VdivAmplifier”. In the code,

• Define a class “VdivAmplifier” as extending from “Amplifier”.
  • Declare class members.
  • Define the constructor “VdivAmplifier ()”.
    • Set the values of class members.
  • Define the method “getGain()”.
    • Return the calculated value.
  • Define the method “getDescription()”.
    • Return the values.

Filename: “AmplifierDemo.java”

This program file is used to define a class “AmplifierDemo” to test the class “Clock”. In the code,

• Define a class “AmplifierDemo”.
  • Define a method “main()”.
  • Declare the required variables.
  • Creates the array list “amplifiers”.
  • Fill the array list using method “add()”.
  • Iterate a “for” loop.
    • Print the values.