0
4.6kviews
Pre-emphasis and De-emphasis
1 Answer
| written 8.8 years ago by |
Pre-emphasis:
• To avoid amplitude and phase distortion we have to artificially increase the amplitude of FM signal on transmitter side. This concept is known as pre-emphasis.
• In this Modulating signal is passed through the RC filter which is basically high pass filter.
• Pre-emphasis circuit consist differentiator which …