-2o H.W: An angle modulated signal has the form:u(t) = 100 cos[2лft + 4 sin 2000л]where fc 10 MHz.1. Determine the average transmitted power.2. Determine the peak-phase deviation.3. Determine the peak-frequency deviation.4. Is this an FM or a PM signal? Explain.

The angle-modulated signal has the form: u(t) = 100cos[2πfct + 4sin(2000πt)] Where fc = 10 MHz…

Answered: o H.W: An angle modulated signal has…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

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%VE 11₁. 1₁. H+ 1. Find the carrier frequency swing of the FM signal. 2. Determine the highest and lowest carrier frequencies. 3. Calculate the modulation index for the wave? 1- An FM modulator has a carrier frequency of 200 MHz, is frequency modulated by a sine wave signal at a frequency of (fm= 15 kHz). The resultant FM signal has a frequency deviation of (f= 45 kHz). 4. Sketch, approximately to scale, the magnitude spectrum Show all frequencies of interest. 5. Calculate the bandwidth occupied by this FM signal? - 0 ۱۱:۳۸ Untitled ||| 2- An FM modulator uses a carrier frequency of 1000 Hz and a frequency sensitivity constant Kf = 12.5 Hz/volt. The message is m(t) = 4 cos 2710 t. O the modulator output. 1. What is the modulation index? 2. Sketch the magnitude spectrum of the modulator output. Show all frequencies. 3. Is this narrow band FM? Why? •N خ 11:+V ·K मं
100 MHz carrier wave has a peak voltage of 5 volts. The carrier is frequency modulated (FM) by a sinusoidal modulating signal or waveform of frequency 2 kHz such that the frequency deviation Af is 75 kHz. The modulated waveform passes through zero and is increasing at t= 0. Determine the expression for the modulated carrier waveform.
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o H.W: An angle modulated signal has the form: u(t) = 100 cos[2лft + 4 sin 2000лt] where fc 10 MHz. 1. Determine the average transmitted power. 2. Determine the peak-phase deviation. 3. Determine the peak-frequency deviation. 4. Is this an FM or a PM signal? Explain.