Analog Communications Practice Test 4

1. What is the standard IF frequency for AM receivers?

2. A cordless telephone that uses separate frequencies for transmission is known as half duplex.

3. Marconi antenna ________

4. Carrier wave in modulation is a wave that is to be transmitted.

5. Antenna can only be used as a transmitter.

6. A noiseless Gaussian channel has _____________

7. What do you understand by the term “carrier” in modulation?

8. Base modulation is preferred over collector modulation of a class C transistor because it has high power output per transistor.

9. In a FM receiver, amplitude limiter ________

10. In telegraphy we generally use __________