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TS PGECET
Electronics and Communica...
List of top Electronics and Communication Engineering Questions on communication systems asked in TS PGECET
Which of the following is not correct if the intermediate frequency is too high?
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
The problem of reducing the gain of receiver for weak signals is avoided by
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
In communication receivers, the filter used to reduce receiver gain at some specific frequency is
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
The Foster-Seeley discriminator along with amplitude limiter is called
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
A four level PAM has a input data rate of \(2400~bits/s\) then the symbol rate is
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
Match the following: A: ASK, B: APK, C: PSK, D: FSK
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
A TDM system is used to multiplex four independent voice signals each sampled at the rate of 8 kHz using PAM. The system incorporates a synchronizing pulse train for its proper operation. Calculate the transmission bandwidth?
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
What are the conditions for distortion less transmission through a system?
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
A random process is stationary
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
The following are properties of auto correlation except
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
A receiver connected to an antenna whose resistance is \(50~\Omega\) has an equivalent noise resistance of \(30~\Omega\). Calculate the receiver's noise figure?
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
To develop the time-domain description of SSB modulation, the required mathematical tool is known as
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
In the transmission of television signals in practice, a controlled amount of carrier is added to the VSB modulated signal. This is done to use
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
Prior to sampling, the type of filter used to attenuate high frequency components of the signal that lie outside the band of interest is
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
Which of the following is used to correct the aperture effect due to flat-top sampling in the sample-and-hold circuit of PAM demodulation?
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems
A FDM system is used to multiplex 24 independent voice signals. SSB modulation is used for the transmission. Given that each voice signal is allotted a bandwidth of 4 kHz, calculate the overall transmission bandwidth of the channel?
TS PGECET - 2026
TS PGECET
Electronics and Communication Engineering
communication systems