COMMUNICATION
    ADVANCED LEVEL


© 1ST Kuala Lumpur Boys’ Brigade Coy.
But this is not a class
on just public speaking.
Syllabus
June 30    Introduction + History of
           communications
July 07          Internet
July 14          - no class -
July 21          Lesson public
speaking
July 28         Exam (morning)
           Speech (afternoon)
Aug 04          - no class -
Syllabus
June 30    Introduction + History of
           communications
July 07          Internet
July 14          - no class -
July 21          Lesson public
speaking
July 28         Exam (morning)
           Speech (afternoon)
Aug 04          - no class -
Syllabus
June 30    Introduction + History of
           communications
July 07          Internet
July 14          - no class -
July 21          Lesson public
speaking
July 28         Exam (morning)
           Speech (afternoon)
Aug 04          - no class -
How you can pass this award
Final Exam                     40%
Speech Assignment              25%
Internet Write-Up              25%
Attendance & Participation     10%



                       Passing mark: 65%
The Radio
The Radio




The transmission of electromagnetic waves.
Electric Signal

 Input                                                         Electronic
                               Transducer
 Signal                                                        Processors




             Electric Signal                 Electromagnetic
                                                  Signal

Transducer                        Receiver                     Transmitter




                Output
                Signal
Electric Signal

 Input                                                          Electronic
                               Transducer
 Signal                                                         Processors




             Electric Signal                  Electromagnetic
                                                   Signal

Transducer                        Receiver                      Transmitter




                Output
                                             Radio Frequency Wave =
                Signal
                                                3kHz to 300GHz
What Waves?
       AM
Amplitude Modulation



       FM
Frequency Modulation
FM
    Frequency Modulation
•    Immune to external
     interference
•    Greater dynamic range
•    Can handle higher
     frequency range, so music
     with high frequencies
     sounds better on FM
Lesson 1 Introduction - Communication
Lesson 1 Introduction - Communication

Lesson 1 Introduction - Communication

  • 1.
    COMMUNICATION ADVANCED LEVEL © 1ST Kuala Lumpur Boys’ Brigade Coy.
  • 2.
    But this isnot a class on just public speaking.
  • 4.
    Syllabus June 30 Introduction + History of communications July 07 Internet July 14 - no class - July 21 Lesson public speaking July 28 Exam (morning) Speech (afternoon) Aug 04 - no class -
  • 5.
    Syllabus June 30 Introduction + History of communications July 07 Internet July 14 - no class - July 21 Lesson public speaking July 28 Exam (morning) Speech (afternoon) Aug 04 - no class -
  • 6.
    Syllabus June 30 Introduction + History of communications July 07 Internet July 14 - no class - July 21 Lesson public speaking July 28 Exam (morning) Speech (afternoon) Aug 04 - no class -
  • 7.
    How you canpass this award Final Exam 40% Speech Assignment 25% Internet Write-Up 25% Attendance & Participation 10% Passing mark: 65%
  • 15.
  • 16.
    The Radio The transmissionof electromagnetic waves.
  • 17.
    Electric Signal Input Electronic Transducer Signal Processors Electric Signal Electromagnetic Signal Transducer Receiver Transmitter Output Signal
  • 18.
    Electric Signal Input Electronic Transducer Signal Processors Electric Signal Electromagnetic Signal Transducer Receiver Transmitter Output Radio Frequency Wave = Signal 3kHz to 300GHz
  • 19.
    What Waves? AM Amplitude Modulation FM Frequency Modulation
  • 22.
    FM Frequency Modulation • Immune to external interference • Greater dynamic range • Can handle higher frequency range, so music with high frequencies sounds better on FM