Electronics and Communication Engineering - Communication Systems

46.
A signal having uniformly distributed amplitude in the interval (- V to + V) is to be encoded using PCM with uniform quantization. The signal to quantization noise ratio is determined by
dynamic range of signal
sampling rate
number of quantizing levels
power spectrum of signal
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
Bipolar signalling uses the following bits
-1, +1
-1, 0, +1
0, 1
-1, 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
The first geostationary satellite was named
Intelsat I
Intelsat II
Intelsat III
Early bird
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
Typical value of power consumption of TV transmitter is
0.5 kVA
2 kVA
50 kVA
1000 kVA
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
In a colour TV receiver, which of the following incorporates colour saturation control?
Chroma detector
Colour killer circuit
SAW filter
Chroma amplifier
Answer: Option
Explanation:
No answer description is available. Let's discuss.