ECE :: Communication Systems
-
A cordless telephone using separate frequencies for transmission in base and portable units is known as
-
For attenuation of high frequencies we should use
-
A modem is classified as low speed if data rate handled is
-
VSB modulation is preferred in TV because
-
A woofer should be fed from the input through a
-
The colour subcarrier and sidebands produced by its modulation with the chrominance signals are accommodated in the standard channel width by the process of
-
In FM signal with a modulation index mf is passed through a frequency tripler. The wave in the output of the tripler will have a modulation index of
-
In colour TV receiver, varactor diode is used for
-
Energy content of atmospheric noise