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Correlations 2 : Communications 2nd Sem 2526
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ECE Board Exam November 1999 In high frequency radio transmission, the lower the radio frequency the __________ of the antenna.
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Calculate the EIRP in dBW for a 25W transmitter operating into a dipole with 90% efficiency.
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ECE Board Exam November 2000 One of the following is a type of radio antenna used in transmission and reception of microwave signals.
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Which of the following antenna is best excited from a waveguide?
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For an isotropic antenna radiating 100W of power, what is power density 1000m from the source?
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It is the change in direction of a ray as it passes obliquely from one medium to another with different velocities of propagation
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Tropospheric scatter is used with frequencies in the following range
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Calculate the gain of 3m antenna operating at 10 GHz.
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ECE Board Exam April 1998 An increase in the effective power radiated by an antenna in a certain desired direction at the expense of power radiated in the other directions
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Propounded the electromagnetic radiation theory
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