EXERCISE EXERCISE 2
Make up questions to the answers below
1.Q:______________________ ?
A: MF—0.300 MHz to 3 MHz
2.Q:__How ________amplitude and ________change?
A: The amplitude of the transmitted signal is made proportional to the sound amplitude captured (transduced) by the microphone while the transmitted frequency remains unchanged.
3.Q: What_________________affected ___?
A: Transmissions are affected by static and interference.
4.Q: ___________________________?
A: AM is transmitted in the Medium Frequency but FM is transmitted in the Very High Frequency
5.Q:____________________________?
A: 30 MHz to 300 MHz.
6. Q:___________________________?
A: to lightning and spark interference.
7.Q:___________________________?
A: They are secondary signals transmitted "piggyback" along with the main program.
EXERCISE 3
Work in pairs. Choose between the topics ‘AM broadcast radio’ and ‘FM broadcast radio’. Exchange information addressing to your partner, ask questions and get answers.
UNIT VI
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