IGNOU PHE 16 2018 - Explain the different between the monochrome and colour television rec

Question

Explain the different between the monochrome and colour television receivers with

the help of appropriate block diagram.

25 Jan 2018

Answer :

Word Count : 499

The front view of a typical monochrome TV receiver, having various controls is shown in Fig. 1.4. The channel selector switch is used for selecting the desired channel. The fine tuning control is provided for obtaining best picture details in the selected channel. The hold control is used to get a steady picture in case it rolls up or down. The brightness control varies the beam intensity of the picture tube and is set for optimum average brightness of the picture. The contrast control is actually the gain control of the video amplifier. This can be varied to obtain the desired contrast between the white and black contents of the reproduced picture. The volume and

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