Design a Yagi-Uda Antenna with assigned frequency to cover channel (29)
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Design a Yagi-Uda Antenna with assigned frequency to cover channel (29)
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- A Yagi-Uda antenna is designed to receive signals signals centered at 200MHz. Calculate the length of the reflector. (NEED A NEAT HANDWRITTEN SOLUTION ONLY OTHERWISE DOWNVOTE)Design a seven-element Yagi antenna for TV channel 13 has frequency range (210-216 MHz) and the spacing between elements equal to 0.25λ.A Yagi antenna has a gain of 10 dBi and a front–to–back ratio of 15 dB. It is located from a transmitter with an ERP of 100 kW at a frequency of 10 MHz. The antenna is connected to a receiver via a matched feedline with a loss of 2 dB. Calculate the signal power supplied to the receiver if the antenna is pointed directly away from the transmitting antenna.
- A power gain test of a reference antenna and a test antenna resulted in the following data (a) Input power to the reference antenna = 400mW, (b) Input power to the test antenna = 100mW. Calculate the power gain.The total power delivered to the radiator of an isotropic antenna is 200,000 W. Determine the power density at a distance of 100 m.the antenna current of an am transmitter is 11A when an modulated but increase to 14A when modulated find the percent modulation.
- A 144.0cm parabolic reflector antenna has a 6m effective aperture. Show the gain in dB for a 10 GHz anticipated frequency.A certain antenna has a gain of 7 dB with respect to an isotropic radiator. What is its effective area (in m^2) if it operates at 200 MHz? Round off your answer into two decimal places.Calculate the bandwidth of an antenna having a cut off frequency of 110 MHz and a Q of 70.
- An antenna has a gain that is 13 times better than an isotropic antenna. Calculate the gain of this antenna in units of dBi.What are the various feeling mechanism used in reflector antennas, and what is sployer? Determine the diameter of the mouth and HPBW of a parabole refectur with a power gain of 300 and operating frequency is 2 GHzQuestion 77 Effective Isotropically Radiated Power What is the EIRP for a 50mW modem with 3 dB feeder loss and a 15 dBi antenna