Home / Monochrome Television Transmitters and Receivers – 1 – 3

Monochrome Television Transmitters and Receivers – 1 – 3

11. H-sync pulse is separated from V-sync pulse by employing the circuit :

(a) Multiplier
(b) Differentiator
(c) Subtractor
(d) Integrator

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

12. Pre-emphasis is used to :

(a) Increase RF power
(b) Correct AM into AM VSB
(c) Improve SNR
(d) Convert Fm into PM

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

13. For negative polarity transmission, the polarity of video detector at the output of video detector is :

(a) Positive
(b) Negative
(c) Neither of two
(d) Intermediate

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

14. A trap circuit is a :

(a) Resistor
(b) Capacitor
(c) Tuned circuit
(d) Inductor

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

15. The purpose of sync separator in television receiver is :

(a) To separate horizontal and vertical sync pulses
(b) To separate sync pulses from associated noise
(c) To separate sync pulses from the CVS
(d) None of these

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

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