The type of communication system needed fora given signal depends on the band of frequencies in the signal
1. What are the different types of message signals used in a communication systems.
2. Match the bandwidth given in Column B with the signal given in Column A.
| Column A |
Column B |
| speech signals |
6 MHz |
| Music signals |
2.8 kHz |
| Video signals |
20 kHz |
| TV signal |
4.2 MHz |
