ANS_C8_F5
8
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY) SPM 2005 1
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Transcript of ANS_C8_F5
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
SPM 2005
1
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
2
Aerial
Loudspeaker
Sound energy
Diode
Demodulator
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
SPM 2006
SPM 2007
3
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
4
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
5
Radio wave
Able to transmit more information
World wide coverage
Modulation
Modulator
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
SPM 2008
6
CHAPTER 8 (ELECTRONIC & INFORMATION & COMMUNICATION TECHNOLOGY)
ANSWER FOR OBJECTIVE QUESTIONS
2005 2006 2007 200849 C 49 D 48 A 48 D50 A 50 C 49 C 49 C
50 B 50 A
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