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Radio antennas often work best when the diameter of the antenna is equal to the wavelength of the radio wave. Reasonable antennas range from 1 cm to 5 meters in diameter. What frequency range does this cover?

Openعبدالرحمن عبده ناصر عبد الحميد asked 2 years ago • Questions

359 views0 answers0 votes

A noiseless 4-kHz channel is sampled every 1 msec. What is the maximum data rate?. How does the maximum data rate change if the channel is noisy, with a signal – to – noise ratio of 30 dB? 

Openعبدالرحمن عبده ناصر عبد الحميد asked 2 years ago • Computer Science

1064 views0 answers-1 votes