ECE :: Communication Systems
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Assertion (A): Stubs, directional couplers and baluns are very commonly used in communication systems
Reason (R): Characteristic impedance of a line is an important parameter.
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Audio frequency range lies between
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Assertion (A): SSB and ISB receivers have good S/N ratio
Reason (R): SSB and ISB receivers have good suppression of adjacent channels.
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De-emphasis circuit is used
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Which one of the following frequency bands is allocated by ITU (International Telecomm. Union) for DBS - (Direct Broadcast service) also referred as DTH - (Direct to Home service)?
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Which colour picture tube uses slotted aperture mask?
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If the circumference of a spherical target is between 1 to 10 wavelength in a radar system, the situation is called
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The complete video signal consists of