using a 455 kHz IF tuned
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Determine the image frequency (in MHz) of a broadcast band receiver using a 455 kHz IF tuned to 1530 kHz
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- A 2 kHz audio signal modulates a 50 MHz carrier causing a frequency deviation of 2.5 kHz. Determine the bandwidth of the FM signal.(c) An AM radio transmitter operating on 3.9 MHz is modulated by frequencies up to 4kHz.(i) What are the range of the upper and the lower side frequencies? (ii) What is the total bandwidth of the AM signal?Determine the frequency of signals with wavelengths of 40 meters, 5 meters, and 8 centimeters
- Need it fast A 2 kHz audio signal modulates a 50 MHz carrier causing a frequency deviation of 2.5 kHz. Determine the bandwidth of the FM signal.11. If frequency of cellphone signal is 2.1 GHz, find its wavelength. * a. 0.14 m b. 140 m c. 1.4 m d. 14 m e. 0.01 mThe maximum deviation of an FM channel allowed is 15.0 kHz at frequencies up to 3.6001 kHz. Using Carson’s rule, determine the bandwidth of the FM channel. Round the final answer to two decimal places. kHz
- If you check the voltage at one-half wavelength from the end of an RF transmission line, what voltage would you measure? A. Peak B. Infinite C. Minimum D. ZeroAn FM transmission has a frequency deviation of 20 kHz.a. Determine the percent modulation of this signal if it is broadcast in the 88-108 MHz band. b. Calculate the percent modulation if this signal were broadcast as the audio portion of a televisionbroadcast.given Carrier frequency(fc) = 275kHz Intelligence frequency (fi)= 15 kHz find what component parts to use to make operational Class C AM modulator
- Please I need a 100 % correct answer some websites are answering the questions by using the frequency and some by using the effective aperture An antenna transmits a power of 2W from an antenna of 20db, towards a receiver located 40 km from the receiver, calculate the power received by an antenna of effective antenna 10 m^2 if the operating frequency is 11 KHzAn AM transmitter is modulated by two sine waves at 1 kHz and 2.5 kHz, with modulation of 25 percent, and 50 percent respectively, what is the effective modulation index.An AM transmitter with a 100-kW carrier transmits 125 kW when two-tone modulated. Calculate the modulation index of the second sine wave if the total transmitted power is 110 kW when modulated by a single sine wave